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root / block @ db89119d

Name Size
bochs.c 7.4 kB
cloop.c 5 kB
cow.c 8.9 kB
curl.c 14.8 kB
dmg.c 8.2 kB
nbd.c 4.8 kB
parallels.c 4.8 kB
qcow.c 29.9 kB
qcow2-cluster.c 25.5 kB
qcow2-refcount.c 30 kB
qcow2-snapshot.c 12.4 kB
qcow2.c 37.9 kB
qcow2.h 6.8 kB
raw-posix-aio.h 1.3 kB
raw-posix.c 35.9 kB
raw-win32.c 11.1 kB
vdi.c 28.9 kB
vmdk.c 26.9 kB
vpc.c 17.2 kB
vvfat.c 80.1 kB

Latest revisions

# Date Author Comment
31f38120 01/26/2010 10:59 pm Kirill A. Shutemov

block/cow.c: fix warnings with _FORTIFY_SOURCE

CC block/cow.o
cc1: warnings being treated as errors
block/cow.c: In function 'cow_create':
block/cow.c:251: error: ignoring return value of 'write', declared with attribute warn_unused_result
block/cow.c:253: error: ignoring return value of 'ftruncate', declared with attribute warn_unused_result...
3e1a8134 01/26/2010 10:59 pm Kirill A. Shutemov

block/qcow.c: fix warnings with _FORTIFY_SOURCE

CC block/qcow.o
cc1: warnings being treated as errors
block/qcow.c: In function 'qcow_create':
block/qcow.c:804: error: ignoring return value of 'write', declared with attribute warn_unused_result
block/qcow.c:806: error: ignoring return value of 'write', declared with attribute warn_unused_result...
1640366c 01/26/2010 10:59 pm Kirill A. Shutemov

block/vmdk.o: fix warnings with _FORTIFY_SOURCE

CC block/vmdk.o
cc1: warnings being treated as errors
block/vmdk.c: In function 'vmdk_snapshot_create':
block/vmdk.c:236: error: ignoring return value of 'ftruncate', declared with attribute warn_unused_result...
2dedf83e 01/26/2010 10:59 pm Kirill A. Shutemov

block/vvfat.c: fix warnings with _FORTIFY_SOURCE

CC block/vvfat.o
cc1: warnings being treated as errors
block/vvfat.c: In function 'commit_one_file':
block/vvfat.c:2259: error: ignoring return value of 'ftruncate', declared with attribute warn_unused_result...
db89119d 01/26/2010 10:59 pm Kirill A. Shutemov

block/qcow2.c: fix warnings with _FORTIFY_SOURCE

CC block/qcow2.o
cc1: warnings being treated as errors
block/qcow2.c: In function 'qcow_create2':
block/qcow2.c:829: error: ignoring return value of 'write', declared with attribute warn_unused_result
block/qcow2.c:838: error: ignoring return value of 'write', declared with attribute warn_unused_result...
f2b7c8b3 01/26/2010 10:59 pm Kevin Wolf

qcow2: Fix error handling in grow_refcount_table

Return the appropriate error code instead of -EIO.

Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>
09508d13 01/26/2010 10:59 pm Kevin Wolf

qcow2: Improve error handling in update_refcount

If update_refcount fails, try to undo any changes made so far to avoid
inconsistencies in the image file.

Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>
7322afe7 01/26/2010 10:59 pm Kevin Wolf

qcow2: Allow updating no refcounts

There's absolutely no problem with updating the refcounts of 0 clusters.
At least snapshot code is doing this and would fail once the result of
update_refcount isn't ignored any more.

Signed-off-by: Kevin Wolf <>...
db3a964f 01/26/2010 10:59 pm Kevin Wolf

qcow2: Don't ignore update_refcount return value

update_refcount can return errors that need to be handled by the callers.

Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>
5d757b56 01/26/2010 10:59 pm Kevin Wolf

qcow2: Don't ignore qcow2_alloc_clusters return value

Now that qcow2_alloc_clusters can return error codes, we must handle them in
the callers of qcow2_alloc_clusters.

Signed-off-by: Kevin Wolf <>
Signed-off-by: Anthony Liguori <>

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