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Code Pull Requests Activity

- bnc#801663 - performance of mirror lvm unsuitable for production

Browse Source 
block-dmmd

- Update to Xen 4.3.0-rc2

- Consolidate all xend and traditional qemu patches into one patch
  file.  Rename '.diff' patches to '.patch' and reoder others.
  xend-traditional-qemu.patch

- Create a xend-tools package for the legacy xend toolstack files

- Update to Xen 4.3.0-rc1 c/s 27068

- bnc#818183 - VUL-0: xen: CVE-2013-2007: XSA-51: qga set umask
  0077 when daemonizing
  CVE-2013-2007-xsa51-1.patch
  CVE-2013-2007-xsa51-2.patch

- bnc#808269 - Fully Virtualized Windows VM install is failed on
  Ivy Bridge platforms with Xen kernel
  26754-hvm-Improve-APIC-INIT-SIPI-emulation.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=241
This commit is contained in:
Charles Arnold
2013-06-01 21:11:56 +00:00
committed by Git OBS Bridge
parent d766d613df
commit 0a0dc9a60d
190 changed files with 6745 additions and 22110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

73
ioemu-blktap-barriers.patch
View File

@@ -1,73 +0,0 @@
Index: xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/hw/xen_blktap.c
===================================================================
--- xen-4.2.0-testing.orig/tools/qemu-xen-traditional-dir-remote/hw/xen_blktap.c
+++ xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/hw/xen_blktap.c
@@ -360,6 +360,15 @@ static void qemu_send_responses(void* op
}
/**
+ * Callback function for AIO flush
+ */
+static void qemu_flush_response(void* opaque, int ret) {
+ if (ret != 0) {
+ DPRINTF("aio_flush: ret = %d (%s)\n", ret, strerror(-ret));
+ }
+}
+
+/**
* Callback function for the IO message pipe. Reads requests from the ring
* and processes them (call qemu read/write functions).
*
@@ -378,6 +387,7 @@ static void handle_blktap_iomsg(void* pr
blkif_t *blkif = s->blkif;
tapdev_info_t *info = s->ring_info;
int page_size = getpagesize();
+ int sync;
struct aiocb_info *aiocb_info;
@@ -410,7 +420,7 @@ static void handle_blktap_iomsg(void* pr
/* Don't allow writes on readonly devices */
if ((s->flags & TD_RDONLY) &&
- (req->operation == BLKIF_OP_WRITE)) {
+ (req->operation != BLKIF_OP_READ)) {
blkif->pending_list[idx].status = BLKIF_RSP_ERROR;
goto send_response;
}
@@ -431,7 +441,7 @@ static void handle_blktap_iomsg(void* pr
DPRINTF("Sector request failed:\n");
DPRINTF("%s request, idx [%d,%d] size [%llu], "
"sector [%llu,%llu]\n",
- (req->operation == BLKIF_OP_WRITE ?
+ (req->operation != BLKIF_OP_READ ?
"WRITE" : "READ"),
idx,i,
(long long unsigned)
@@ -444,8 +454,14 @@ static void handle_blktap_iomsg(void* pr
blkif->pending_list[idx].secs_pending += nsects;
- switch (req->operation)
+ sync = 0;
+ switch (req->operation)
{
+ case BLKIF_OP_WRITE_BARRIER:
+ sync = 1;
+ bdrv_aio_flush(s->bs, qemu_flush_response, NULL);
+ /* fall through */
+
case BLKIF_OP_WRITE:
aiocb_info = malloc(sizeof(*aiocb_info));
@@ -465,6 +481,10 @@ static void handle_blktap_iomsg(void* pr
DPRINTF("ERROR: bdrv_write() == NULL\n");
goto send_response;
}
+
+ if (sync)
+ bdrv_aio_flush(s->bs, qemu_flush_response, NULL);
+
break;
case BLKIF_OP_READ: