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block-backend: blk_pread, blk_pwrite: rename count parameter to bytes 

To be consistent with declarations in include/sysemu/block-backend.h.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20211006131718.214235-12-vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2021-10-06 15:17:17 +02:00 committed by Eric Blake
parent a93d81c84a
commit 14149710f9
1 changed files with 8 additions and 8 deletions
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16
block/block-backend.c
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@ -1477,27 +1477,27 @@ BlockAIOCB *blk_aio_pwrite_zeroes(BlockBackend *blk, int64_t offset,
flags | BDRV_REQ_ZERO_WRITE, cb, opaque); flags | BDRV_REQ_ZERO_WRITE, cb, opaque);
} }
int blk_pread(BlockBackend *blk, int64_t offset, void *buf, int count) int blk_pread(BlockBackend *blk, int64_t offset, void *buf, int bytes)
{ {
int ret; int ret;
QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, count); QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes);
blk_inc_in_flight(blk); blk_inc_in_flight(blk);
ret = blk_do_preadv(blk, offset, count, &qiov, 0); ret = blk_do_preadv(blk, offset, bytes, &qiov, 0);
blk_dec_in_flight(blk); blk_dec_in_flight(blk);
return ret < 0 ? ret : count; return ret < 0 ? ret : bytes;
} }
int blk_pwrite(BlockBackend *blk, int64_t offset, const void *buf, int count, int blk_pwrite(BlockBackend *blk, int64_t offset, const void *buf, int bytes,
BdrvRequestFlags flags) BdrvRequestFlags flags)
{ {
int ret; int ret;
QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, count); QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes);
ret = blk_pwritev_part(blk, offset, count, &qiov, 0, flags); ret = blk_pwritev_part(blk, offset, bytes, &qiov, 0, flags);
return ret < 0 ? ret : count; return ret < 0 ? ret : bytes;
} }
int64_t blk_getlength(BlockBackend *blk) int64_t blk_getlength(BlockBackend *blk)