diff options
| author | Alberto Faria <afaria@redhat.com> | 2022-07-05 17:15:14 +0100 |
|---|---|---|
| committer | Hanna Reitz <hreitz@redhat.com> | 2022-07-12 12:14:56 +0200 |
| commit | facbaad946db92900654a3df8678b1dc7d581524 (patch) | |
| tree | edb86b0987fa7c951b80b51bd21b35a60383a397 /block | |
| parent | 7d252ba5caf094f03b032cad8bbef718a86712ae (diff) | |
block: Implement blk_{pread,pwrite}() using generated_co_wrapper
We need to add include/sysemu/block-backend-io.h to the inputs of the
block-gen.c target defined in block/meson.build.
Signed-off-by: Alberto Faria <afaria@redhat.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Message-Id: <20220705161527.1054072-7-afaria@redhat.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/block-backend.c | 23 | ||||
| -rw-r--r-- | block/coroutines.h | 4 | ||||
| -rw-r--r-- | block/meson.build | 1 |
3 files changed, 1 insertions, 27 deletions
diff --git a/block/block-backend.c b/block/block-backend.c index 3203b25695..4d6c18bc39 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -1563,29 +1563,6 @@ BlockAIOCB *blk_aio_pwrite_zeroes(BlockBackend *blk, int64_t offset, flags | BDRV_REQ_ZERO_WRITE, cb, opaque); } -int blk_pread(BlockBackend *blk, int64_t offset, int64_t bytes, void *buf, - BdrvRequestFlags flags) -{ - int ret; - QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes); - IO_OR_GS_CODE(); - - blk_inc_in_flight(blk); - ret = blk_do_preadv(blk, offset, bytes, &qiov, flags); - blk_dec_in_flight(blk); - - return ret; -} - -int blk_pwrite(BlockBackend *blk, int64_t offset, int64_t bytes, - const void *buf, BdrvRequestFlags flags) -{ - QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes); - IO_OR_GS_CODE(); - - return blk_pwritev_part(blk, offset, bytes, &qiov, 0, flags); -} - int64_t blk_getlength(BlockBackend *blk) { IO_CODE(); diff --git a/block/coroutines.h b/block/coroutines.h index 3f41238b33..443ef2f2e6 100644 --- a/block/coroutines.h +++ b/block/coroutines.h @@ -113,10 +113,6 @@ int generated_co_wrapper nbd_do_establish_connection(BlockDriverState *bs, bool blocking, Error **errp); int generated_co_wrapper -blk_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); diff --git a/block/meson.build b/block/meson.build index 0b2a60c99b..60bc305597 100644 --- a/block/meson.build +++ b/block/meson.build @@ -136,6 +136,7 @@ block_gen_c = custom_target('block-gen.c', input: files( '../include/block/block-io.h', '../include/block/block-global-state.h', + '../include/sysemu/block-backend-io.h', 'coroutines.h' ), command: [wrapper_py, '@OUTPUT@', '@INPUT@']) |