virtio-input: support absolute axis config in pass-through

VIRTIO_INPUT_CFG_ABS_INFO was not implemented for pass-through input
devices. This patch follows the existing design and pre-fetches the
config for all absolute axes using EVIOCGABS at realize time.

Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Message-id: 1460558603-18331-1-git-send-email-lprosek@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

MAINTAINERS

@@ -985,6 +985,7 @@ F: tests/intel-hda-test.c
 
 Block layer core
 M: Kevin Wolf <kwolf@redhat.com>
+M: Max Reitz <mreitz@redhat.com>
 L: qemu-block@nongnu.org
 S: Supported
 F: block*
@@ -998,6 +999,7 @@ T: git git://repo.or.cz/qemu/kevin.git block
 
 Block I/O path
 M: Stefan Hajnoczi <stefanha@redhat.com>
+M: Fam Zheng <famz@redhat.com>
 L: qemu-block@nongnu.org
 S: Supported
 F: async.c
@@ -1568,6 +1570,7 @@ F: block/win32-aio.c
 
 qcow2
 M: Kevin Wolf <kwolf@redhat.com>
+M: Max Reitz <mreitz@redhat.com>
 L: qemu-block@nongnu.org
 S: Supported
 F: block/qcow2*
@@ -1580,6 +1583,7 @@ F: block/qcow.c
 
 blkdebug
 M: Kevin Wolf <kwolf@redhat.com>
+M: Max Reitz <mreitz@redhat.com>
 L: qemu-block@nongnu.org
 S: Supported
 F: block/blkdebug.c

block/io.c

@@ -253,6 +253,47 @@ static void bdrv_drain_recurse(BlockDriverState *bs)
     }
 }
 
+typedef struct {
+    Coroutine *co;
+    BlockDriverState *bs;
+    QEMUBH *bh;
+    bool done;
+} BdrvCoDrainData;
+
+static void bdrv_co_drain_bh_cb(void *opaque)
+{
+    BdrvCoDrainData *data = opaque;
+    Coroutine *co = data->co;
+
+    qemu_bh_delete(data->bh);
+    bdrv_drain(data->bs);
+    data->done = true;
+    qemu_coroutine_enter(co, NULL);
+}
+
+void coroutine_fn bdrv_co_drain(BlockDriverState *bs)
+{
+    BdrvCoDrainData data;
+
+    /* Calling bdrv_drain() from a BH ensures the current coroutine yields and
+     * other coroutines run if they were queued from
+     * qemu_co_queue_run_restart(). */
+
+    assert(qemu_in_coroutine());
+    data = (BdrvCoDrainData) {
+        .co = qemu_coroutine_self(),
+        .bs = bs,
+        .done = false,
+        .bh = aio_bh_new(bdrv_get_aio_context(bs), bdrv_co_drain_bh_cb, &data),
+    };
+    qemu_bh_schedule(data.bh);
+
+    qemu_coroutine_yield();
+    /* If we are resumed from some other event (such as an aio completion or a
+     * timer callback), it is a bug in the caller that should be fixed. */
+    assert(data.done);
+}
+
 /*
  * Wait for pending requests to complete on a single BlockDriverState subtree,
  * and suspend block driver's internal I/O until next request arrives.
@@ -269,6 +310,10 @@ void bdrv_drain(BlockDriverState *bs)
     bool busy = true;
 
     bdrv_drain_recurse(bs);
+    if (qemu_in_coroutine()) {
+        bdrv_co_drain(bs);
+        return;
+    }
     while (busy) {
         /* Keep iterating */
          bdrv_flush_io_queue(bs);

block/mirror.c

@@ -650,7 +650,7 @@ static void coroutine_fn mirror_run(void *opaque)
              * mirror_populate runs.
              */
             trace_mirror_before_drain(s, cnt);
-            bdrv_drain(bs);
+            bdrv_co_drain(bs);
             cnt = bdrv_get_dirty_count(s->dirty_bitmap);
         }
 

block/qcow2.c

@@ -1986,6 +1986,10 @@ static int qcow2_change_backing_file(BlockDriverState *bs,
 {
     BDRVQcow2State *s = bs->opaque;
 
+    if (backing_file && strlen(backing_file) > 1023) {
+        return -EINVAL;
+    }
+
     pstrcpy(bs->backing_file, sizeof(bs->backing_file), backing_file ?: "");
     pstrcpy(bs->backing_format, sizeof(bs->backing_format), backing_fmt ?: "");
 

block/vpc.c

@@ -775,7 +775,7 @@ static int create_dynamic_disk(BlockBackend *blk, uint8_t *buf,
     num_bat_entries = (total_sectors + block_size / 512) / (block_size / 512);
 
     ret = blk_pwrite(blk, offset, buf, HEADER_SIZE);
-    if (ret) {
+    if (ret < 0) {
         goto fail;
     }
 

hw/input/virtio-input-hid.c

@@ -121,6 +121,8 @@ static const unsigned int keymap_qcode[Q_KEY_CODE__MAX] = {
 
     [Q_KEY_CODE_CTRL_R]              = KEY_RIGHTCTRL,
     [Q_KEY_CODE_SYSRQ]               = KEY_SYSRQ,
+    [Q_KEY_CODE_PRINT]               = KEY_SYSRQ,
+    [Q_KEY_CODE_PAUSE]               = KEY_PAUSE,
     [Q_KEY_CODE_ALT_R]               = KEY_RIGHTALT,
 
     [Q_KEY_CODE_HOME]                = KEY_HOME,
@@ -482,12 +484,12 @@ static struct virtio_input_config virtio_tablet_config[] = {
         .select    = VIRTIO_INPUT_CFG_ABS_INFO,
         .subsel    = ABS_X,
         .size      = sizeof(virtio_input_absinfo),
-        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
+        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE - 1),
     },{
         .select    = VIRTIO_INPUT_CFG_ABS_INFO,
         .subsel    = ABS_Y,
         .size      = sizeof(virtio_input_absinfo),
-        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
+        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE - 1),
     },
     { /* end of list */ },
 };

hw/input/virtio-input-host.c

@@ -70,13 +70,39 @@ static void virtio_input_bits_config(VirtIOInputHost *vih,
     virtio_input_add_config(VIRTIO_INPUT(vih), &bits);
 }
 
+static void virtio_input_abs_config(VirtIOInputHost *vih, int axis)
+{
+    virtio_input_config config;
+    struct input_absinfo absinfo;
+    int rc;
+
+    rc = ioctl(vih->fd, EVIOCGABS(axis), &absinfo);
+    if (rc < 0) {
+        return;
+    }
+
+    memset(&config, 0, sizeof(config));
+    config.select = VIRTIO_INPUT_CFG_ABS_INFO;
+    config.subsel = axis;
+    config.size   = sizeof(virtio_input_absinfo);
+
+    config.u.abs.min  = cpu_to_le32(absinfo.minimum);
+    config.u.abs.max  = cpu_to_le32(absinfo.maximum);
+    config.u.abs.fuzz = cpu_to_le32(absinfo.fuzz);
+    config.u.abs.flat = cpu_to_le32(absinfo.flat);
+    config.u.abs.res  = cpu_to_le32(absinfo.resolution);
+
+    virtio_input_add_config(VIRTIO_INPUT(vih), &config);
+}
+
 static void virtio_input_host_realize(DeviceState *dev, Error **errp)
 {
     VirtIOInputHost *vih = VIRTIO_INPUT_HOST(dev);
     VirtIOInput *vinput = VIRTIO_INPUT(dev);
-    virtio_input_config id;
+    virtio_input_config id, *abs;
     struct input_id ids;
-    int rc, ver;
+    int rc, ver, i, axis;
+    uint8_t byte;
 
     if (!vih->evdev) {
         error_setg(errp, "evdev property is required");
@@ -125,6 +151,23 @@ static void virtio_input_host_realize(DeviceState *dev, Error **errp)
     virtio_input_bits_config(vih, EV_ABS, ABS_CNT);
     virtio_input_bits_config(vih, EV_MSC, MSC_CNT);
     virtio_input_bits_config(vih, EV_SW,  SW_CNT);
+    virtio_input_bits_config(vih, EV_LED, LED_CNT);
+
+    abs = virtio_input_find_config(VIRTIO_INPUT(vih),
+        VIRTIO_INPUT_CFG_EV_BITS, EV_ABS);
+    if (abs) {
+        for (i = 0; i < abs->size; i++) {
+            byte = abs->u.bitmap[i];
+            axis = 8 * i;
+            while (byte) {
+                if (byte & 1) {
+                    virtio_input_abs_config(vih, axis);
+                }
+                axis++;
+                byte >>= 1;
+            }
+        }
+    }
 
     qemu_set_fd_handler(vih->fd, virtio_input_host_event, NULL, vih);
     return;
@@ -145,6 +188,28 @@ static void virtio_input_host_unrealize(DeviceState *dev, Error **errp)
     }
 }
 
+static void virtio_input_host_handle_status(VirtIOInput *vinput,
+                                            virtio_input_event *event)
+{
+    VirtIOInputHost *vih = VIRTIO_INPUT_HOST(vinput);
+    struct input_event evdev;
+    int rc;
+
+    if (gettimeofday(&evdev.time, NULL)) {
+        perror("virtio_input_host_handle_status: gettimeofday");
+        return;
+    }
+
+    evdev.type = le16_to_cpu(event->type);
+    evdev.code = le16_to_cpu(event->code);
+    evdev.value = le32_to_cpu(event->value);
+
+    rc = write(vih->fd, &evdev, sizeof(evdev));
+    if (rc == -1) {
+        perror("virtio_input_host_handle_status: write");
+    }
+}
+
 static const VMStateDescription vmstate_virtio_input_host = {
     .name = "virtio-input-host",
     .unmigratable = 1,
@@ -164,6 +229,7 @@ static void virtio_input_host_class_init(ObjectClass *klass, void *data)
     dc->props          = virtio_input_host_properties;
     vic->realize       = virtio_input_host_realize;
     vic->unrealize     = virtio_input_host_unrealize;
+    vic->handle_status = virtio_input_host_handle_status;
 }
 
 static void virtio_input_host_init(Object *obj)

hw/input/virtio-input.c

@@ -14,6 +14,8 @@
 
 #include "standard-headers/linux/input.h"
 
+#define VIRTIO_INPUT_VM_VERSION 1
+
 /* ----------------------------------------------------------------- */
 
 void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event)
@@ -97,9 +99,9 @@ static void virtio_input_handle_sts(VirtIODevice *vdev, VirtQueue *vq)
     virtio_notify(vdev, vinput->sts);
 }
 
-static virtio_input_config *virtio_input_find_config(VirtIOInput *vinput,
+virtio_input_config *virtio_input_find_config(VirtIOInput *vinput,
-                                                     uint8_t select,
+                                              uint8_t select,
-                                                     uint8_t subsel)
+                                              uint8_t subsel)
 {
     VirtIOInputConfig *cfg;
 
@@ -214,6 +216,38 @@ static void virtio_input_reset(VirtIODevice *vdev)
     }
 }
 
+static void virtio_input_save(QEMUFile *f, void *opaque)
+{
+    VirtIOInput *vinput = opaque;
+    VirtIODevice *vdev = VIRTIO_DEVICE(vinput);
+
+    virtio_save(vdev, f);
+}
+
+static int virtio_input_load(QEMUFile *f, void *opaque, int version_id)
+{
+    VirtIOInput *vinput = opaque;
+    VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(vinput);
+    VirtIODevice *vdev = VIRTIO_DEVICE(vinput);
+    int ret;
+
+    if (version_id != VIRTIO_INPUT_VM_VERSION) {
+        return -EINVAL;
+    }
+
+    ret = virtio_load(vdev, f, version_id);
+    if (ret) {
+        return ret;
+    }
+
+    /* post_load() */
+    vinput->active = vdev->status & VIRTIO_CONFIG_S_DRIVER_OK;
+    if (vic->change_active) {
+        vic->change_active(vinput);
+    }
+    return 0;
+}
+
 static void virtio_input_device_realize(DeviceState *dev, Error **errp)
 {
     VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(dev);
@@ -245,14 +279,20 @@ static void virtio_input_device_realize(DeviceState *dev, Error **errp)
                 vinput->cfg_size);
     vinput->evt = virtio_add_queue(vdev, 64, virtio_input_handle_evt);
     vinput->sts = virtio_add_queue(vdev, 64, virtio_input_handle_sts);
+
+    register_savevm(dev, "virtio-input", -1, VIRTIO_INPUT_VM_VERSION,
+                    virtio_input_save, virtio_input_load, vinput);
 }
 
 static void virtio_input_device_unrealize(DeviceState *dev, Error **errp)
 {
     VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(dev);
     VirtIODevice *vdev = VIRTIO_DEVICE(dev);
+    VirtIOInput *vinput = VIRTIO_INPUT(dev);
     Error *local_err = NULL;
 
+    unregister_savevm(dev, "virtio-input", vinput);
+
     if (vic->unrealize) {
         vic->unrealize(dev, &local_err);
         if (local_err) {

hw/net/stellaris_enet.c

@@ -236,8 +236,18 @@ static ssize_t stellaris_enet_receive(NetClientState *nc, const uint8_t *buf, si
     n = s->next_packet + s->np;
     if (n >= 31)
         n -= 31;
-    s->np++;
 
+    if (size >= sizeof(s->rx[n].data) - 6) {
+        /* If the packet won't fit into the
+         * emulated 2K RAM, this is reported
+         * as a FIFO overrun error.
+         */
+        s->ris |= SE_INT_FOV;
+        stellaris_enet_update(s);
+        return -1;
+    }
+
+    s->np++;
     s->rx[n].len = size + 6;
     p = s->rx[n].data;
     *(p++) = (size + 6);

include/block/block.h

@@ -372,6 +372,7 @@ int bdrv_flush(BlockDriverState *bs);
 int coroutine_fn bdrv_co_flush(BlockDriverState *bs);
 void bdrv_close_all(void);
 void bdrv_drain(BlockDriverState *bs);
+void coroutine_fn bdrv_co_drain(BlockDriverState *bs);
 void bdrv_drain_all(void);
 
 int bdrv_discard(BlockDriverState *bs, int64_t sector_num, int nb_sectors);

include/hw/virtio/virtio-input.h

@@ -13,20 +13,6 @@ typedef struct virtio_input_absinfo virtio_input_absinfo;
 typedef struct virtio_input_config virtio_input_config;
 typedef struct virtio_input_event virtio_input_event;
 
-#if defined(HOST_WORDS_BIGENDIAN)
-# define const_le32(_x)                          \
-    (((_x & 0x000000ffU) << 24) |                \
-     ((_x & 0x0000ff00U) <<  8) |                \
-     ((_x & 0x00ff0000U) >>  8) |                \
-     ((_x & 0xff000000U) >> 24))
-# define const_le16(_x)                          \
-    (((_x & 0x00ff) << 8) |                      \
-     ((_x & 0xff00) >> 8))
-#else
-# define const_le32(_x) (_x)
-# define const_le16(_x) (_x)
-#endif
-
 /* ----------------------------------------------------------------- */
 /* qemu internals                                                    */
 
@@ -111,6 +97,9 @@ struct VirtIOInputHost {
 void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event);
 void virtio_input_init_config(VirtIOInput *vinput,
                               virtio_input_config *config);
+virtio_input_config *virtio_input_find_config(VirtIOInput *vinput,
+                                              uint8_t select,
+                                              uint8_t subsel);
 void virtio_input_add_config(VirtIOInput *vinput,
                              virtio_input_config *config);
 void virtio_input_idstr_config(VirtIOInput *vinput,

include/qemu/bswap.h

@@ -125,6 +125,25 @@ static inline uint32_t qemu_bswap_len(uint32_t value, int len)
     return bswap32(value) >> (32 - 8 * len);
 }
 
+/*
+ * Same as cpu_to_le{16,23}, except that gcc will figure the result is
+ * a compile-time constant if you pass in a constant.  So this can be
+ * used to initialize static variables.
+ */
+#if defined(HOST_WORDS_BIGENDIAN)
+# define const_le32(_x)                          \
+    ((((_x) & 0x000000ffU) << 24) |              \
+     (((_x) & 0x0000ff00U) <<  8) |              \
+     (((_x) & 0x00ff0000U) >>  8) |              \
+     (((_x) & 0xff000000U) >> 24))
+# define const_le16(_x)                          \
+    ((((_x) & 0x00ff) << 8) |                    \
+     (((_x) & 0xff00) >> 8))
+#else
+# define const_le32(_x) (_x)
+# define const_le16(_x) (_x)
+#endif
+
 /* Unions for reinterpreting between floats and integers.  */
 
 typedef union {

qemu-img.c

@@ -37,6 +37,7 @@
 #include "block/block_int.h"
 #include "block/blockjob.h"
 #include "block/qapi.h"
+#include "crypto/init.h"
 #include <getopt.h>
 
 #define QEMU_IMG_VERSION "qemu-img version " QEMU_VERSION QEMU_PKGVERSION \
@@ -256,7 +257,7 @@ static BlockBackend *img_open_opts(const char *optstr,
     options = qemu_opts_to_qdict(opts, NULL);
     blk = blk_new_open(NULL, NULL, options, flags, &local_err);
     if (!blk) {
-        error_reportf_err(local_err, "Could not open '%s'", optstr);
+        error_reportf_err(local_err, "Could not open '%s': ", optstr);
         return NULL;
     }
     blk_set_enable_write_cache(blk, !writethrough);
@@ -3486,6 +3487,11 @@ int main(int argc, char **argv)
         exit(EXIT_FAILURE);
     }
 
+    if (qcrypto_init(&local_error) < 0) {
+        error_reportf_err(local_error, "cannot initialize crypto: ");
+        exit(1);
+    }
+
     module_call_init(MODULE_INIT_QOM);
     bdrv_init();
     if (argc < 2) {

qemu-io.c

@@ -23,6 +23,7 @@
 #include "sysemu/block-backend.h"
 #include "block/block_int.h"
 #include "trace/control.h"
+#include "crypto/init.h"
 
 #define CMD_NOFILE_OK   0x01
 
@@ -443,6 +444,11 @@ int main(int argc, char **argv)
     progname = basename(argv[0]);
     qemu_init_exec_dir(argv[0]);
 
+    if (qcrypto_init(&local_error) < 0) {
+        error_reportf_err(local_error, "cannot initialize crypto: ");
+        exit(1);
+    }
+
     module_call_init(MODULE_INIT_QOM);
     qemu_add_opts(&qemu_object_opts);
     bdrv_init();

qemu-nbd.c

@@ -31,6 +31,7 @@
 #include "qapi/qmp/qstring.h"
 #include "qom/object_interfaces.h"
 #include "io/channel-socket.h"
+#include "crypto/init.h"
 
 #include <getopt.h>
 #include <libgen.h>
@@ -519,6 +520,12 @@ int main(int argc, char **argv)
     memset(&sa_sigterm, 0, sizeof(sa_sigterm));
     sa_sigterm.sa_handler = termsig_handler;
     sigaction(SIGTERM, &sa_sigterm, NULL);
+
+    if (qcrypto_init(&local_err) < 0) {
+        error_reportf_err(local_err, "cannot initialize crypto: ");
+        exit(1);
+    }
+
     module_call_init(MODULE_INIT_QOM);
     qemu_add_opts(&qemu_object_opts);
     qemu_init_exec_dir(argv[0]);

target-sparc/translate.c

@@ -4670,7 +4670,7 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
                         TCGv r_const;
 
                         gen_address_mask(dc, cpu_addr);
-                        tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
+                        tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
                         r_const = tcg_const_tl(0xff);
                         tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
                         tcg_temp_free(r_const);

tests/qemu-iotests/026.out.nocache

@@ -14,6 +14,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_update; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 
 1 leaked clusters were found on the image.
@@ -21,6 +23,8 @@ This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_update; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 
 1 leaked clusters were found on the image.
@@ -38,6 +42,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_update; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 1 leaked clusters were found on the image.
@@ -45,6 +51,8 @@ This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_update; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 1 leaked clusters were found on the image.
@@ -70,7 +78,11 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 Event: l2_load; errno: 5; imm: off; once: off; write 
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 read failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -78,7 +90,11 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 Event: l2_load; errno: 5; imm: off; once: off; write -b
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 read failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -102,7 +118,11 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 Event: l2_load; errno: 28; imm: off; once: off; write 
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 read failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -110,7 +130,11 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 Event: l2_load; errno: 28; imm: off; once: off; write -b
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 read failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -118,20 +142,18 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 Event: l2_update; errno: 5; imm: off; once: on; write 
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-
+No errors were found on the image.
-127 leaked clusters were found on the image.
-This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 
 Event: l2_update; errno: 5; imm: off; once: on; write -b
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-
+No errors were found on the image.
-127 leaked clusters were found on the image.
-This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 
 Event: l2_update; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
@@ -140,6 +162,8 @@ This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l2_update; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
@@ -150,20 +174,18 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 Event: l2_update; errno: 28; imm: off; once: on; write 
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-
+No errors were found on the image.
-127 leaked clusters were found on the image.
-This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 
 Event: l2_update; errno: 28; imm: off; once: on; write -b
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-
+No errors were found on the image.
-127 leaked clusters were found on the image.
-This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
 
 Event: l2_update; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
@@ -172,6 +194,8 @@ This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l2_update; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 wrote 131072/131072 bytes at offset 0
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
@@ -190,11 +214,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l2_alloc_write; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l2_alloc_write; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 
 1 leaked clusters were found on the image.
@@ -212,11 +240,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l2_alloc_write; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l2_alloc_write; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 1 leaked clusters were found on the image.
@@ -234,11 +266,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: write_aio; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: write_aio; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -254,11 +290,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: write_aio; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: write_aio; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -274,11 +314,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_load; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_load; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -294,11 +338,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_load; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_load; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -314,11 +362,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_update_part; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_update_part; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -334,11 +386,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_update_part; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_update_part; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -354,11 +410,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -374,11 +434,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -394,11 +458,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: cluster_alloc; errno: 5; imm: off; once: off; write 
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: cluster_alloc; errno: 5; imm: off; once: off; write -b
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -414,11 +482,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: cluster_alloc; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: cluster_alloc; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 
@@ -437,6 +509,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_hookup; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 55 leaked clusters were found on the image.
@@ -444,6 +518,8 @@ This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_hookup; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 251 leaked clusters were found on the image.
@@ -461,11 +537,15 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_write; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_write; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -481,13 +561,17 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_write_blocks; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
-10 leaked clusters were found on the image.
+11 leaked clusters were found on the image.
 This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_write_blocks; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 23 leaked clusters were found on the image.
@@ -505,13 +589,17 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_write_table; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
-10 leaked clusters were found on the image.
+11 leaked clusters were found on the image.
 This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_write_table; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 23 leaked clusters were found on the image.
@@ -529,13 +617,17 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_switch_table; errno: 28; imm: off; once: off; write 
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
-10 leaked clusters were found on the image.
+11 leaked clusters were found on the image.
 This means waste of disk space, but no harm to data.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: refblock_alloc_switch_table; errno: 28; imm: off; once: off; write -b
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 23 leaked clusters were found on the image.
@@ -551,6 +643,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_grow_alloc_table; errno: 5; imm: off; once: off
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -561,6 +655,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_grow_alloc_table; errno: 28; imm: off; once: off
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -571,6 +667,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_grow_write_table; errno: 5; imm: off; once: off
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -581,6 +679,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_grow_write_table; errno: 28; imm: off; once: off
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
@@ -591,6 +691,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_grow_activate_table; errno: 5; imm: off; once: off
+Failed to flush the L2 table cache: Input/output error
+Failed to flush the refcount block cache: Input/output error
 write failed: Input/output error
 
 96 leaked clusters were found on the image.
@@ -603,6 +705,8 @@ No errors were found on the image.
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
 
 Event: l1_grow_activate_table; errno: 28; imm: off; once: off
+Failed to flush the L2 table cache: No space left on device
+Failed to flush the refcount block cache: No space left on device
 write failed: No space left on device
 
 96 leaked clusters were found on the image.

tests/qemu-iotests/051.out

@@ -145,7 +145,7 @@ QEMU X.Y.Z monitor - type 'help' for more information
 Testing: -drive driver=null-co,cache=invalid_value
 QEMU_PROG: -drive driver=null-co,cache=invalid_value: invalid cache option
 
-Testing: -drive file=TEST_DIR/t.qcow2,cache=writeback,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.cache.writeback=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
+Testing: -drive file=TEST_DIR/t.qcow2,cache=writeback,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
 QEMU X.Y.Z monitor - type 'help' for more information
 (qemu) iininfinfoinfo info binfo blinfo bloinfo blocinfo block
 drive0 (NODE_NAME): TEST_DIR/t.qcow2 (qcow2)
@@ -165,7 +165,7 @@ backing-file: TEST_DIR/t.qcow2.base (file, read-only)
     Cache mode:       writeback, ignore flushes
 (qemu) qququiquit
 
-Testing: -drive file=TEST_DIR/t.qcow2,cache=writethrough,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.cache.writeback=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
+Testing: -drive file=TEST_DIR/t.qcow2,cache=writethrough,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
 QEMU X.Y.Z monitor - type 'help' for more information
 (qemu) iininfinfoinfo info binfo blinfo bloinfo blocinfo block
 drive0 (NODE_NAME): TEST_DIR/t.qcow2 (qcow2)
@@ -185,7 +185,7 @@ backing-file: TEST_DIR/t.qcow2.base (file, read-only)
     Cache mode:       writeback, ignore flushes
 (qemu) qququiquit
 
-Testing: -drive file=TEST_DIR/t.qcow2,cache=unsafe,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.cache.writeback=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
+Testing: -drive file=TEST_DIR/t.qcow2,cache=unsafe,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
 QEMU X.Y.Z monitor - type 'help' for more information
 (qemu) iininfinfoinfo info binfo blinfo bloinfo blocinfo block
 drive0 (NODE_NAME): TEST_DIR/t.qcow2 (qcow2)
@@ -205,8 +205,8 @@ backing-file: TEST_DIR/t.qcow2.base (file, read-only)
     Cache mode:       writeback, ignore flushes
 (qemu) qququiquit
 
-Testing: -drive file=TEST_DIR/t.qcow2,cache=invalid_value,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.cache.writeback=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
+Testing: -drive file=TEST_DIR/t.qcow2,cache=invalid_value,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0 -nodefaults
-QEMU_PROG: -drive file=TEST_DIR/t.qcow2,cache=invalid_value,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.cache.writeback=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0: invalid cache option
+QEMU_PROG: -drive file=TEST_DIR/t.qcow2,cache=invalid_value,backing.file.filename=TEST_DIR/t.qcow2.base,backing.cache.no-flush=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=drive0: invalid cache option
 
 
 === Specifying the protocol layer ===

tests/qemu-iotests/068

@@ -53,7 +53,7 @@ _make_test_img $IMG_SIZE
 
 case "$QEMU_DEFAULT_MACHINE" in
   s390-ccw-virtio)
-      platform_parm="-no-shutdown -machine accel=kvm"
+      platform_parm="-no-shutdown"
       ;;
   *)
       platform_parm=""

tests/qemu-iotests/148

@@ -79,9 +79,6 @@ sector = "%d"
                 self.assert_qmp(event, 'data/sector-num', sector)
 
     def testQuorum(self):
-        if not 'quorum' in iotests.qemu_img_pipe('--help'):
-            return
-
         # Generate an error and get an event
         self.vm.hmp_qemu_io("drive0", "aio_read %d %d" %
                             (offset * sector_size, sector_size))
@@ -139,4 +136,5 @@ class TestFifoQuorumEvents(TestQuorumEvents):
     read_pattern = 'fifo'
 
 if __name__ == '__main__':
+    iotests.verify_quorum()
     iotests.main(supported_fmts=["raw"])

tests/qemu-iotests/150

@@ -38,65 +38,34 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.rc
 . ./common.filter
 
-_supported_fmt generic
+_supported_fmt raw qcow2
 _supported_proto file
 _supported_os Linux
 
 
-on_disk_size()
-{
-    du "$@" | sed -e 's/\t\+.*//'
-}
-
-
 img_size=1048576
 
 
 echo
-echo '=== Comparing empty image against sparse conversion ==='
+echo '=== Mapping sparse conversion ==='
 echo
 
-_make_test_img $img_size
-
-empty_size=$(on_disk_size "$TEST_IMG")
-
-
 $QEMU_IMG_PROG convert -O "$IMGFMT" -S 512 \
     "json:{ 'driver': 'null-co', 'size': $img_size, 'read-zeroes': true }" \
     "$TEST_IMG"
 
-sparse_convert_size=$(on_disk_size "$TEST_IMG")
+$QEMU_IMG map "$TEST_IMG" | _filter_qemu_img_map
-
-
-if [ "$empty_size" -eq "$sparse_convert_size" ]; then
-    echo 'Equal image size'
-else
-    echo 'Different image size'
-fi
 
 
 echo
-echo '=== Comparing full image against non-sparse conversion ==='
+echo '=== Mapping non-sparse conversion ==='
 echo
 
-_make_test_img $img_size
-$QEMU_IO -c "write 0 $img_size" "$TEST_IMG" | _filter_qemu_io
-
-full_size=$(on_disk_size "$TEST_IMG")
-
-
 $QEMU_IMG convert -O "$IMGFMT" -S 0 \
     "json:{ 'driver': 'null-co', 'size': $img_size, 'read-zeroes': true }" \
     "$TEST_IMG"
 
-non_sparse_convert_size=$(on_disk_size "$TEST_IMG")
+$QEMU_IMG map "$TEST_IMG" | _filter_qemu_img_map
-
-
-if [ "$full_size" -eq "$non_sparse_convert_size" ]; then
-    echo 'Equal image size'
-else
-    echo 'Different image size'
-fi
 
 
 # success, all done

tests/qemu-iotests/150.out

@@ -1,14 +1,11 @@
 QA output created by 150
 
-=== Comparing empty image against sparse conversion ===
+=== Mapping sparse conversion ===
 
-Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576
+Offset          Length          File
-Equal image size
 
-=== Comparing full image against non-sparse conversion ===
+=== Mapping non-sparse conversion ===
 
-Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576
+Offset          Length          File
-wrote 1048576/1048576 bytes at offset 0
+0               0x100000        TEST_DIR/t.IMGFMT
-1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-Equal image size
 *** done

tests/qemu-iotests/check

@@ -19,7 +19,6 @@
 # Control script for QA
 #
 
-tmp=/tmp/$$
 status=0
 needwrap=true
 try=0
@@ -130,6 +129,8 @@ fi
 #    exit 1
 #fi
 
+tmp="${TEST_DIR}"/$$
+
 _wallclock()
 {
     date "+%H %M %S" | $AWK_PROG '{ print $1*3600 + $2*60 + $3 }'
@@ -146,8 +147,8 @@ _wrapup()
     # for hangcheck ...
     # remove files that were used by hangcheck
     #
-    [ -f /tmp/check.pid ] && rm -rf /tmp/check.pid
+    [ -f "${TEST_DIR}"/check.pid ] && rm -rf "${TEST_DIR}"/check.pid
-    [ -f /tmp/check.sts ] && rm -rf /tmp/check.sts
+    [ -f "${TEST_DIR}"/check.sts ] && rm -rf "${TEST_DIR}"/check.sts
 
     if $showme
     then
@@ -197,8 +198,8 @@ END        { if (NR > 0) {
         needwrap=false
     fi
 
-    rm -f /tmp/*.out /tmp/*.err /tmp/*.time
+    rm -f "${TEST_DIR}"/*.out "${TEST_DIR}"/*.err "${TEST_DIR}"/*.time
-    rm -f /tmp/check.pid /tmp/check.sts
+    rm -f "${TEST_DIR}"/check.pid "${TEST_DIR}"/check.sts
     rm -f $tmp.*
 }
 
@@ -208,16 +209,16 @@ trap "_wrapup; exit \$status" 0 1 2 3 15
 # Save pid of check in a well known place, so that hangcheck can be sure it
 # has the right pid (getting the pid from ps output is not reliable enough).
 #
-rm -rf /tmp/check.pid
+rm -rf "${TEST_DIR}"/check.pid
-echo $$ >/tmp/check.pid
+echo $$ > "${TEST_DIR}"/check.pid
 
 # for hangcheck ...
 # Save the status of check in a well known place, so that hangcheck can be
 # sure to know where check is up to (getting test number from ps output is
 # not reliable enough since the trace stuff has been introduced).
 #
-rm -rf /tmp/check.sts
+rm -rf "${TEST_DIR}"/check.sts
-echo "preamble" >/tmp/check.sts
+echo "preamble" > "${TEST_DIR}"/check.sts
 
 # don't leave old full output behind on a clean run
 rm -f check.full
@@ -285,7 +286,7 @@ do
         rm -f core $seq.notrun
 
         # for hangcheck ...
-        echo "$seq" >/tmp/check.sts
+        echo "$seq" > "${TEST_DIR}"/check.sts
 
         start=`_wallclock`
         $timestamp && echo -n "        ["`date "+%T"`"]"

tests/qemu-iotests/iotests.py

@@ -16,6 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
+import errno
 import os
 import re
 import subprocess
@@ -28,10 +29,6 @@ import qmp
 import qtest
 import struct
 
-__all__ = ['imgfmt', 'imgproto', 'test_dir' 'qemu_img', 'qemu_io',
-           'VM', 'QMPTestCase', 'notrun', 'main', 'verify_image_format',
-           'verify_platform', 'filter_test_dir', 'filter_win32',
-           'filter_qemu_io', 'filter_chown', 'log']
 
 # This will not work if arguments contain spaces but is necessary if we
 # want to support the override options that ./check supports.
@@ -247,7 +244,8 @@ class VM(object):
             self._qmp.accept()
             self._qtest.accept()
         except:
-            os.remove(self._monitor_path)
+            _remove_if_exists(self._monitor_path)
+            _remove_if_exists(self._qtest_path)
             raise
 
     def shutdown(self):
@@ -409,6 +407,15 @@ class QMPTestCase(unittest.TestCase):
         event = self.wait_until_completed(drive=drive)
         self.assert_qmp(event, 'data/type', 'mirror')
 
+def _remove_if_exists(path):
+    '''Remove file object at path if it exists'''
+    try:
+        os.remove(path)
+    except OSError as exception:
+        if exception.errno == errno.ENOENT:
+           return
+        raise
+
 def notrun(reason):
     '''Skip this test suite'''
     # Each test in qemu-iotests has a number ("seq")
@@ -426,6 +433,11 @@ def verify_platform(supported_oses=['linux']):
     if True not in [sys.platform.startswith(x) for x in supported_oses]:
         notrun('not suitable for this OS: %s' % sys.platform)
 
+def verify_quorum():
+    '''Skip test suite if quorum support is not available'''
+    if 'quorum' not in qemu_img_pipe('--help'):
+        notrun('quorum support missing')
+
 def main(supported_fmts=[], supported_oses=['linux']):
     '''Run tests'''
 

ui/input-linux.c

@@ -337,7 +337,7 @@ static void input_linux_event_mouse(void *opaque)
 static void input_linux_complete(UserCreatable *uc, Error **errp)
 {
     InputLinux *il = INPUT_LINUX(uc);
-    uint32_t evtmap;
+    uint32_t evtmap, relmap, absmap;
     int rc, ver;
 
     if (!il->evdev) {
@@ -359,16 +359,36 @@ static void input_linux_complete(UserCreatable *uc, Error **errp)
     }
 
     rc = ioctl(il->fd, EVIOCGBIT(0, sizeof(evtmap)), &evtmap);
+    if (rc < 0) {
+        error_setg(errp, "%s: failed to read event bits", il->evdev);
+        goto err_close;
+    }
 
     if (evtmap & (1 << EV_REL)) {
-        /* has relative axis -> assume mouse */
+        rc = ioctl(il->fd, EVIOCGBIT(EV_REL, sizeof(relmap)), &relmap);
+        if (rc < 0) {
+            relmap = 0;
+        }
+    }
+
+    if (evtmap & (1 << EV_ABS)) {
+        ioctl(il->fd, EVIOCGBIT(EV_ABS, sizeof(absmap)), &absmap);
+        if (rc < 0) {
+            absmap = 0;
+        }
+    }
+
+    if ((evtmap & (1 << EV_REL)) &&
+        (relmap & (1 << REL_X))) {
+        /* has relative x axis -> assume mouse */
         qemu_set_fd_handler(il->fd, input_linux_event_mouse, NULL, il);
-    } else if (evtmap & (1 << EV_ABS)) {
+    } else if ((evtmap & (1 << EV_ABS)) &&
-        /* has absolute axis -> not supported */
+               (absmap & (1 << ABS_X))) {
+        /* has absolute x axis -> not supported */
         error_setg(errp, "tablet/touchscreen not supported");
         goto err_close;
     } else if (evtmap & (1 << EV_KEY)) {
-        /* has keys/buttons (and no axis) -> assume keyboard */
+        /* has keys/buttons (and no x axis) -> assume keyboard */
         qemu_set_fd_handler(il->fd, input_linux_event_keyboard, NULL, il);
     } else {
         /* Huh? What is this? */