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Block pull request

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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Block pull request

# gpg: Signature made Fri 09 May 2014 19:57:53 BST using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/block-pull-request:
  glib: fix g_poll early timeout on windows
  block: qemu-iotests - test for live migration
  block: qemu-iotests - update 085 to use common.qemu
  block: qemu-iotests - add common.qemu, for bash-controlled qemu tests
  block/raw-posix: Try both FIEMAP and SEEK_HOLE
  gluster: Correctly propagate errors when volume isn't accessible
  vl.c: remove init_clocks call from main
  block: Fix open flags with BDRV_O_SNAPSHOT
  qemu-iotests: Test converting to streamOptimized from small cluster size
  vmdk: Implement .bdrv_get_info()
  vmdk: Implement .bdrv_write_compressed
  qemu-img: Convert by cluster size if target is compressed
  block/iscsi: bump year in copyright notice
  block/nfs: Check for NULL server part
  qemu-img: sort block formats in help message
  iotests: Use configured python
  qcow2: Fix alloc_clusters_noref() overflow detection

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-05-13 10:35:46 +01:00
commit 1b5498f687
32 changed files with 758 additions and 192 deletions
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6
include/block/block.h
View file

@ -34,6 +34,10 @@ typedef struct BlockDriverInfo {
* opened with BDRV_O_UNMAP flag for this to work.
*/
bool can_write_zeroes_with_unmap;
/*
* True if this block driver only supports compressed writes
*/
bool needs_compressed_writes;
} BlockDriverInfo;
typedef struct BlockFragInfo {
@ -191,7 +195,7 @@ int bdrv_open_image(BlockDriverState **pbs, const char *filename,
QDict *options, const char *bdref_key, int flags,
bool allow_none, Error **errp);
int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp);
void bdrv_append_temp_snapshot(BlockDriverState *bs, Error **errp);
void bdrv_append_temp_snapshot(BlockDriverState *bs, int flags, Error **errp);
int bdrv_open(BlockDriverState **pbs, const char *filename,
const char *reference, QDict *options, int flags,
BlockDriver *drv, Error **errp);

9
include/glib-compat.h
View file

@ -24,7 +24,14 @@ static inline guint g_timeout_add_seconds(guint interval, GSourceFunc function,
}
#endif
#if !GLIB_CHECK_VERSION(2, 20, 0)
#ifdef _WIN32
/*
* g_poll has a problem on Windows when using
* timeouts < 10ms, so use wrapper.
*/
#define g_poll(fds, nfds, timeout) g_poll_fixed(fds, nfds, timeout)
gint g_poll_fixed(GPollFD *fds, guint nfds, gint timeout);
#elif !GLIB_CHECK_VERSION(2, 20, 0)
/*
* Glib before 2.20.0 doesn't implement g_poll, so wrap it to compile properly
* on older systems.