fe31f9be81
do not understand the new PV driver protocol. - Upstream Xen version renamed to 4.0.0 in changeset 20624 & 20625. - fate#307594: HP-MCBS: XEN: support NR_CPUS=256 This is a spec file change (xen.spec) - bnc#555152 - "NAME" column in xentop (SLES11) output limited to 10 characters unlike SLES10 The update to c/s 20572 includes this fix (at c/s 20567). - Modify xen-paths.diff - Merge xend-tap-fix.patch to xen-domUloader.diff remove part of it which accepted by upstream - Load gntdev module in xend init script similar to blkbk, netbk, etc. - Backport dmmd from sles11/xen block-dmmd xen-qemu-iscsi-fix.patch xen.spec - Fix regression when create_vbd for tap xend-tap-fix.patch - Temporarily disable libxl because of libconfig dependency. - fate#302864 domUloader support lvm in disk domUloader.py Note: for test in Beta1, if not good, remove it - fate#302864 domUloader support fs on whole disk domUloader.py - Turn KMPs back on now that kernel side fix is checked in. - fate#304415 VMM: ability to switch networking mode Add vif-route-ifup to handle routed configurations using sysconfig scripts. vif-route-ifup.patch - fate#307540 USB for Xen VMs usb-add.patch - fate#305545 XEN extra descriptive field within xenstore add_des.patch - Update to Xen version 3.5.0 for the following features. fate#304226 XEN: FlexMigration feature of VT-x2 support fate#305004 Add SR-IOV PF and VF drivers to Vt-d enabled Xen fate#306830 T states in Xen controlling by MSR fate#306832 Fix for xen panic on new processors fate#306833 Westmere and Nehalem-EX: Add support for Pause Loop exiting feature for Xen fate#306835 Xen: server virtual power management enhacement fate#306837 VT-d2 - PCI SIG ATS support fate#306872 Xen: Node manager support P/T-states change when Vt-d enable fate#306873 Xen: SMP guest live migration may fail with hap=1 on NHM fate#306875 Westmere: LT-SX (Xen) fate#306891 RAS features for Xen: Add support for Machine Check and CPU/Memory online/offline features fate#307322 1GB page support in Xen fate#307324 Xen IOMMU support OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=26
74 lines
2.1 KiB
Diff
74 lines
2.1 KiB
Diff
Index: xen-4.0.0-testing/tools/ioemu-remote/hw/xen_blktap.c
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===================================================================
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--- xen-4.0.0-testing.orig/tools/ioemu-remote/hw/xen_blktap.c
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+++ xen-4.0.0-testing/tools/ioemu-remote/hw/xen_blktap.c
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@@ -360,6 +360,15 @@ static void qemu_send_responses(void* op
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}
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/**
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+ * Callback function for AIO flush
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+ */
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+static void qemu_flush_response(void* opaque, int ret) {
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+ if (ret != 0) {
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+ DPRINTF("aio_flush: ret = %d (%s)\n", ret, strerror(-ret));
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+ }
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+}
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+
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+/**
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* Callback function for the IO message pipe. Reads requests from the ring
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* and processes them (call qemu read/write functions).
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*
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@@ -378,6 +387,7 @@ static void handle_blktap_iomsg(void* pr
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blkif_t *blkif = s->blkif;
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tapdev_info_t *info = s->ring_info;
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int page_size = getpagesize();
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+ int sync;
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struct aiocb_info *aiocb_info;
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@@ -410,7 +420,7 @@ static void handle_blktap_iomsg(void* pr
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/* Don't allow writes on readonly devices */
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if ((s->flags & TD_RDONLY) &&
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- (req->operation == BLKIF_OP_WRITE)) {
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+ (req->operation != BLKIF_OP_READ)) {
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blkif->pending_list[idx].status = BLKIF_RSP_ERROR;
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goto send_response;
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}
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@@ -431,7 +441,7 @@ static void handle_blktap_iomsg(void* pr
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DPRINTF("Sector request failed:\n");
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DPRINTF("%s request, idx [%d,%d] size [%llu], "
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"sector [%llu,%llu]\n",
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- (req->operation == BLKIF_OP_WRITE ?
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+ (req->operation != BLKIF_OP_READ ?
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"WRITE" : "READ"),
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idx,i,
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(long long unsigned)
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@@ -444,8 +454,14 @@ static void handle_blktap_iomsg(void* pr
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blkif->pending_list[idx].secs_pending += nsects;
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- switch (req->operation)
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+ sync = 0;
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+ switch (req->operation)
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{
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+ case BLKIF_OP_WRITE_BARRIER:
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+ sync = 1;
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+ bdrv_aio_flush(s->bs, qemu_flush_response, NULL);
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+ /* fall through */
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+
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case BLKIF_OP_WRITE:
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aiocb_info = malloc(sizeof(*aiocb_info));
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@@ -465,6 +481,10 @@ static void handle_blktap_iomsg(void* pr
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DPRINTF("ERROR: bdrv_write() == NULL\n");
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goto send_response;
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}
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+
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+ if (sync)
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+ bdrv_aio_flush(s->bs, qemu_flush_response, NULL);
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+
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break;
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case BLKIF_OP_READ:
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