diff options
author | Eric Blake <eblake@redhat.com> | 2016-06-01 15:10:10 -0600 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2016-06-08 10:21:08 +0200 |
commit | 2ffa76c2bf97416b8d6904efb1e5f147f36127eb (patch) | |
tree | 9f3a7786c3a70a025a075877f67ca5f0eaa2def4 /block | |
parent | 49a2e48348b7b0fda04e9d767a537e6c5d230bdd (diff) | |
download | qemu-2ffa76c2bf97416b8d6904efb1e5f147f36127eb.zip |
raw-posix: Convert to bdrv_co_pwrite_zeroes()
Another step on our continuing quest to switch to byte-based
interfaces.
Signed-off-by: Eric Blake <eblake@redhat.com>
[ kwolf: Fixed up trace_paio_submit_co() call for qiov == NULL ]
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r-- | block/raw-posix.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/block/raw-posix.c b/block/raw-posix.c index a4f5a1ba5f..ce1cf14f66 100644 --- a/block/raw-posix.c +++ b/block/raw-posix.c @@ -1252,8 +1252,8 @@ static int aio_worker(void *arg) } static int paio_submit_co(BlockDriverState *bs, int fd, - int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, - int type) + int64_t offset, QEMUIOVector *qiov, + int count, int type) { RawPosixAIOData *acb = g_new(RawPosixAIOData, 1); ThreadPool *pool; @@ -1262,16 +1262,16 @@ static int paio_submit_co(BlockDriverState *bs, int fd, acb->aio_type = type; acb->aio_fildes = fd; - acb->aio_nbytes = nb_sectors * BDRV_SECTOR_SIZE; - acb->aio_offset = sector_num * BDRV_SECTOR_SIZE; + acb->aio_nbytes = count; + acb->aio_offset = offset; if (qiov) { acb->aio_iov = qiov->iov; acb->aio_niov = qiov->niov; - assert(qiov->size == acb->aio_nbytes); + assert(qiov->size == count); } - trace_paio_submit_co(sector_num, nb_sectors, type); + trace_paio_submit_co(offset, count, type); pool = aio_get_thread_pool(bdrv_get_aio_context(bs)); return thread_pool_submit_co(pool, aio_worker, acb); } @@ -1868,17 +1868,17 @@ static coroutine_fn BlockAIOCB *raw_aio_discard(BlockDriverState *bs, cb, opaque, QEMU_AIO_DISCARD); } -static int coroutine_fn raw_co_write_zeroes( - BlockDriverState *bs, int64_t sector_num, - int nb_sectors, BdrvRequestFlags flags) +static int coroutine_fn raw_co_pwrite_zeroes( + BlockDriverState *bs, int64_t offset, + int count, BdrvRequestFlags flags) { BDRVRawState *s = bs->opaque; if (!(flags & BDRV_REQ_MAY_UNMAP)) { - return paio_submit_co(bs, s->fd, sector_num, NULL, nb_sectors, + return paio_submit_co(bs, s->fd, offset, NULL, count, QEMU_AIO_WRITE_ZEROES); } else if (s->discard_zeroes) { - return paio_submit_co(bs, s->fd, sector_num, NULL, nb_sectors, + return paio_submit_co(bs, s->fd, offset, NULL, count, QEMU_AIO_DISCARD); } return -ENOTSUP; @@ -1931,7 +1931,7 @@ BlockDriver bdrv_file = { .bdrv_create = raw_create, .bdrv_has_zero_init = bdrv_has_zero_init_1, .bdrv_co_get_block_status = raw_co_get_block_status, - .bdrv_co_write_zeroes = raw_co_write_zeroes, + .bdrv_co_pwrite_zeroes = raw_co_pwrite_zeroes, .bdrv_aio_readv = raw_aio_readv, .bdrv_aio_writev = raw_aio_writev, @@ -2293,8 +2293,8 @@ static coroutine_fn BlockAIOCB *hdev_aio_discard(BlockDriverState *bs, cb, opaque, QEMU_AIO_DISCARD|QEMU_AIO_BLKDEV); } -static coroutine_fn int hdev_co_write_zeroes(BlockDriverState *bs, - int64_t sector_num, int nb_sectors, BdrvRequestFlags flags) +static coroutine_fn int hdev_co_pwrite_zeroes(BlockDriverState *bs, + int64_t offset, int count, BdrvRequestFlags flags) { BDRVRawState *s = bs->opaque; int rc; @@ -2304,10 +2304,10 @@ static coroutine_fn int hdev_co_write_zeroes(BlockDriverState *bs, return rc; } if (!(flags & BDRV_REQ_MAY_UNMAP)) { - return paio_submit_co(bs, s->fd, sector_num, NULL, nb_sectors, + return paio_submit_co(bs, s->fd, offset, NULL, count, QEMU_AIO_WRITE_ZEROES|QEMU_AIO_BLKDEV); } else if (s->discard_zeroes) { - return paio_submit_co(bs, s->fd, sector_num, NULL, nb_sectors, + return paio_submit_co(bs, s->fd, offset, NULL, count, QEMU_AIO_DISCARD|QEMU_AIO_BLKDEV); } return -ENOTSUP; @@ -2379,7 +2379,7 @@ static BlockDriver bdrv_host_device = { .bdrv_reopen_abort = raw_reopen_abort, .bdrv_create = hdev_create, .create_opts = &raw_create_opts, - .bdrv_co_write_zeroes = hdev_co_write_zeroes, + .bdrv_co_pwrite_zeroes = hdev_co_pwrite_zeroes, .bdrv_aio_readv = raw_aio_readv, .bdrv_aio_writev = raw_aio_writev, |