From: Eric Blake Date: Fri, 15 Jul 2016 23:23:03 +0000 (-0600) Subject: qcow2: Switch .bdrv_co_discard() to byte-based X-Git-Tag: v2.7.1~159^2~5 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=82e8a7888b7840e6b1770e131970d031ad64bc5b;p=mirror_qemu.git qcow2: Switch .bdrv_co_discard() to byte-based Another step towards killing off sector-based block APIs. Signed-off-by: Eric Blake Reviewed-by: Stefan Hajnoczi Message-id: 1468624988-423-15-git-send-email-eblake@redhat.com Signed-off-by: Stefan Hajnoczi --- diff --git a/block/qcow2.c b/block/qcow2.c index a6bca735e5..d620d0a85b 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -2479,15 +2479,15 @@ static coroutine_fn int qcow2_co_pwrite_zeroes(BlockDriverState *bs, return ret; } -static coroutine_fn int qcow2_co_discard(BlockDriverState *bs, - int64_t sector_num, int nb_sectors) +static coroutine_fn int qcow2_co_pdiscard(BlockDriverState *bs, + int64_t offset, int count) { int ret; BDRVQcow2State *s = bs->opaque; qemu_co_mutex_lock(&s->lock); - ret = qcow2_discard_clusters(bs, sector_num << BDRV_SECTOR_BITS, - nb_sectors, QCOW2_DISCARD_REQUEST, false); + ret = qcow2_discard_clusters(bs, offset, count >> BDRV_SECTOR_BITS, + QCOW2_DISCARD_REQUEST, false); qemu_co_mutex_unlock(&s->lock); return ret; } @@ -3410,7 +3410,7 @@ BlockDriver bdrv_qcow2 = { .bdrv_co_flush_to_os = qcow2_co_flush_to_os, .bdrv_co_pwrite_zeroes = qcow2_co_pwrite_zeroes, - .bdrv_co_discard = qcow2_co_discard, + .bdrv_co_pdiscard = qcow2_co_pdiscard, .bdrv_truncate = qcow2_truncate, .bdrv_write_compressed = qcow2_write_compressed, .bdrv_make_empty = qcow2_make_empty,