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author | Paolo Bonzini <pbonzini@redhat.com> | 2011-10-20 13:16:25 +0200 |
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committer | Kevin Wolf <kwolf@redhat.com> | 2011-10-21 17:34:14 +0200 |
commit | 6db39ae2e250f15da17462444ea18a9fcef41e05 (patch) | |
tree | 5589abb302dd9261348c7e67ca9a5eb2f89a14d5 /block.c | |
parent | 8b94ff85737062876c03e7506abb500521c749b9 (diff) | |
download | qemu-6db39ae2e250f15da17462444ea18a9fcef41e05.zip qemu-6db39ae2e250f15da17462444ea18a9fcef41e05.tar.gz qemu-6db39ae2e250f15da17462444ea18a9fcef41e05.tar.bz2 |
block: change discard to co_discard
Since coroutine operation is now mandatory, convert both bdrv_discard
implementations to coroutines. For qcow2, this means taking the lock
around the operation. raw-posix remains synchronous.
The bdrv_discard callback is then unused and can be eliminated.
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block.c')
-rw-r--r-- | block.c | 2 |
1 files changed, 0 insertions, 2 deletions
@@ -2962,8 +2962,6 @@ int coroutine_fn bdrv_co_discard(BlockDriverState *bs, int64_t sector_num, qemu_coroutine_yield(); return co.ret; } - } else if (bs->drv->bdrv_discard) { - return bs->drv->bdrv_discard(bs, sector_num, nb_sectors); } else { return 0; } |