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| author | Paolo Bonzini <pbonzini@redhat.com> | 2013-01-14 16:26:56 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2013-01-15 10:03:48 +0100 |
| commit | 80bc2e8d807939bee89d1a5ca0dbe89946d39ed1 (patch) | |
| tree | cc7b1eeef79885c5ebb32dccbc442048dfeff844 | |
| parent | 8238010b265886249f9f3d45e890788319b7736e (diff) | |
| download | qemu-80bc2e8d807939bee89d1a5ca0dbe89946d39ed1.tar.gz | |
ide: fix TRIM with empty range entry
ATA-ACS-3 says "If the two byte range length is zero, then the LBA
Range Entry shall be discarded as padding." iovecs are used as if
they are linearized, so it is incorrect to discard the rest of
this iovec.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
| -rw-r--r-- | hw/ide/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c index 6f1938a0a8..cb77dfcd4e 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -374,7 +374,7 @@ BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs, uint16_t count = entry >> 48; if (count == 0) { - break; + continue; } ret = bdrv_discard(bs, sector, count); |