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| author | Eric Blake | 2020-04-28 22:29:01 +0200 |
|---|---|---|
| committer | Kevin Wolf | 2020-05-08 13:26:35 +0200 |
| commit | fec00559e71c94749deac176f6c4bebf81fbe7b8 (patch) | |
| tree | 4fdc555d7dc44da42b85553038ae11ca220cdb91 /backends/hostmem.c | |
| parent | rbd: Support BDRV_REQ_ZERO_WRITE for truncate (diff) | |
| download | qemu-fec00559e71c94749deac176f6c4bebf81fbe7b8.tar.gz qemu-fec00559e71c94749deac176f6c4bebf81fbe7b8.tar.xz qemu-fec00559e71c94749deac176f6c4bebf81fbe7b8.zip | |
sheepdog: Support BDRV_REQ_ZERO_WRITE for truncate
Our .bdrv_has_zero_init_truncate always returns 1 because sheepdog
always 0-fills; we can use that same knowledge to implement
BDRV_REQ_ZERO_WRITE by ignoring it.
Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200428202905.770727-6-eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'backends/hostmem.c')
0 files changed, 0 insertions, 0 deletions