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root / block @ 205ef796

Name Size
blkdebug.c 12.8 kB
blkverify.c 10.5 kB
bochs.c 6.6 kB
cloop.c 4.9 kB
cow.c 8.6 kB
curl.c 14.8 kB
dmg.c 8.3 kB
nbd.c 5.2 kB
parallels.c 4.4 kB
qcow.c 29.9 kB
qcow2-cluster.c 27.5 kB
qcow2-refcount.c 39.2 kB
qcow2-snapshot.c 13.3 kB
qcow2.c 38 kB
qcow2.h 7 kB
raw-posix-aio.h 1.3 kB
raw-posix.c 36.3 kB
raw-win32.c 11.2 kB
raw.c 3.7 kB
sheepdog.c 51.6 kB
vdi.c 29.2 kB
vmdk.c 25.4 kB
vpc.c 17.9 kB
vvfat.c 80.6 kB

Latest revisions

# Date Author Comment
205ef796 11/04/2010 01:52 pm Kevin Wolf

block: Allow bdrv_flush to return errors

This changes bdrv_flush to return 0 on success and -errno in case of failure.
It's a requirement for implementing proper error handle in users of bdrv_flush.

Signed-off-by: Kevin Wolf <>
Reviewed-by: Stefan Hajnoczi <>

21bcc590 10/26/2010 05:50 pm Anthony Liguori

Merge remote branch 'kwolf/for-anthony' into staging

c57c846a 10/23/2010 06:24 pm Blue Swirl

qemu-timer: move commonly used timer code to qemu-timer-common

Move timer init functions to a new file, qemu-timer-common.c. Make other
critical timer functions inlined to preserve performance in
qemu-timer.c, also move muldiv64() (used by the inline functions)...

72893756 10/22/2010 03:49 pm Stefan Hajnoczi

qcow2: Support exact L1 table growth

The L1 table grow operation includes a size calculation that bumps up
the new L1 table size in order to anticipate the size needs of vmstate
data. This helps reduce the number of times that the L1 table has to be
grown when vmstate data is appended....

a9420734 10/22/2010 03:49 pm Kevin Wolf

qcow2: Simplify image creation

Instead of doing lots of magic for setting up initial refcount blocks and stuff
create a minimal (inconsistent) image, open it and initialize the rest with
regular qcow2 functions.

This is a complete rewrite of the image creation function. The old...

9b036055 10/22/2010 03:49 pm Kevin Wolf

qcow2: Remove old image creation function

They have been #ifdef'd out by the previous patch.

Signed-off-by: Kevin Wolf <>

51ef6727 10/22/2010 03:49 pm edison

Copy snapshots out of QCOW2 disk

In order to backup snapshots, created from QCOW2 iamge, we want to copy snapshots out of QCOW2 disk to a seperate storage.
The following patch adds a new option in "qemu-img": qemu-img convert -f qcow2 -O qcow2 -s snapshot_name src_img bck_img....

a77cffe7 10/22/2010 03:49 pm Stefan Weil

block: Use GCC_FMT_ATTR and fix a format error

Adding the gcc format attribute detects a format bug
which is fixed here.

v2:
Don't use type cast. BDRV_SECTOR_SIZE is unsigned long long,
so %lld should be the correct format specifier.

Cc: Blue Swirl <>...

83e3f76c 10/13/2010 09:38 pm Blue Swirl

block: avoid a write only variable

Compiling with GCC 4.6.0 20100925 produced a warning:
/src/qemu/block/qcow2-refcount.c: In function 'update_refcount':
/src/qemu/block/qcow2-refcount.c:552:13: error: variable 'dummy' set but not used [-Werror=unused-but-set-variable]...

d523d5d6 10/03/2010 09:40 am Stefan Weil

block/vvfat: Fix compiler warning in debug code

Fix this compiler warning:
./block/vvfat.c:2285: error: comparison of unsigned expression >= 0 is always true

Cc: Blue Swirl <>
Cc: Kevin Wolf <>
Signed-off-by: Stefan Weil <>...

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