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block-backend: drop blk_prw, use block-coroutine-wrapper

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Let's drop hand-made coroutine wrappers and use coroutine wrapper
generation like in block/io.c.

Now, blk_foo() functions are written in same way as blk_co_foo() ones,
but wrap blk_do_foo() instead of blk_co_do_foo().

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20211006131718.214235-8-vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: spelling fix]
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2021-10-06 15:17:13 +02:00 • committed by Eric Blake
parent 7d55a3bbad
commit 16d36e2996
2 changed files with 90 additions and 95 deletions
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30
block/coroutines.h
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@ -75,4 +75,34 @@ int coroutine_fn
nbd_co_do_establish_connection(BlockDriverState *bs, Error **errp);
int generated_co_wrapper
blk_do_preadv(BlockBackend *blk, int64_t offset, int64_t bytes,
QEMUIOVector *qiov, BdrvRequestFlags flags);
int coroutine_fn
blk_co_do_preadv(BlockBackend *blk, int64_t offset, int64_t bytes,
QEMUIOVector *qiov, BdrvRequestFlags flags);
int generated_co_wrapper
blk_do_pwritev_part(BlockBackend *blk, int64_t offset, int64_t bytes,
QEMUIOVector *qiov, size_t qiov_offset,
BdrvRequestFlags flags);
int coroutine_fn
blk_co_do_pwritev_part(BlockBackend *blk, int64_t offset, int64_t bytes,
QEMUIOVector *qiov, size_t qiov_offset,
BdrvRequestFlags flags);
int generated_co_wrapper
blk_do_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
int coroutine_fn
blk_co_do_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
int generated_co_wrapper
blk_do_pdiscard(BlockBackend *blk, int64_t offset, int64_t bytes);
int coroutine_fn
blk_co_do_pdiscard(BlockBackend *blk, int64_t offset, int64_t bytes);
int generated_co_wrapper blk_do_flush(BlockBackend *blk);
int coroutine_fn blk_co_do_flush(BlockBackend *blk);
#endif /* BLOCK_COROUTINES_INT_H */