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52581c718c
Header guard symbols should match their file name to make guard collisions less likely. Cleaned up with scripts/clean-header-guards.pl, followed by some renaming of new guard symbols picked by the script to better ones. Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20220506134911.2856099-2-armbru@redhat.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> [Change to generated file ebpf/rss.bpf.skeleton.h backed out]
133 lines
4.8 KiB
C
133 lines
4.8 KiB
C
/*
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* Block layer I/O functions
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef BLOCK_COROUTINES_H
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#define BLOCK_COROUTINES_H
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#include "block/block_int.h"
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/* For blk_bs() in generated block/block-gen.c */
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#include "sysemu/block-backend.h"
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/*
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* I/O API functions. These functions are thread-safe.
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*
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* See include/block/block-io.h for more information about
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* the I/O API.
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*/
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int coroutine_fn bdrv_co_check(BlockDriverState *bs,
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BdrvCheckResult *res, BdrvCheckMode fix);
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int coroutine_fn bdrv_co_invalidate_cache(BlockDriverState *bs, Error **errp);
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int coroutine_fn
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bdrv_co_common_block_status_above(BlockDriverState *bs,
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BlockDriverState *base,
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bool include_base,
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bool want_zero,
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int64_t offset,
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int64_t bytes,
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int64_t *pnum,
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int64_t *map,
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BlockDriverState **file,
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int *depth);
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int coroutine_fn bdrv_co_readv_vmstate(BlockDriverState *bs,
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QEMUIOVector *qiov, int64_t pos);
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int coroutine_fn bdrv_co_writev_vmstate(BlockDriverState *bs,
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QEMUIOVector *qiov, int64_t pos);
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int coroutine_fn
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nbd_co_do_establish_connection(BlockDriverState *bs, bool blocking,
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Error **errp);
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int coroutine_fn
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blk_co_do_preadv(BlockBackend *blk, int64_t offset, int64_t bytes,
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QEMUIOVector *qiov, BdrvRequestFlags flags);
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int coroutine_fn
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blk_co_do_pwritev_part(BlockBackend *blk, int64_t offset, int64_t bytes,
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QEMUIOVector *qiov, size_t qiov_offset,
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BdrvRequestFlags flags);
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int coroutine_fn
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blk_co_do_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
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int coroutine_fn
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blk_co_do_pdiscard(BlockBackend *blk, int64_t offset, int64_t bytes);
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int coroutine_fn blk_co_do_flush(BlockBackend *blk);
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/*
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* "I/O or GS" API functions. These functions can run without
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* the BQL, but only in one specific iothread/main loop.
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*
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* See include/block/block-io.h for more information about
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* the "I/O or GS" API.
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*/
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int generated_co_wrapper
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bdrv_preadv(BdrvChild *child, int64_t offset, unsigned int bytes,
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QEMUIOVector *qiov, BdrvRequestFlags flags);
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int generated_co_wrapper
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bdrv_pwritev(BdrvChild *child, int64_t offset, unsigned int bytes,
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QEMUIOVector *qiov, BdrvRequestFlags flags);
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int generated_co_wrapper
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bdrv_common_block_status_above(BlockDriverState *bs,
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BlockDriverState *base,
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bool include_base,
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bool want_zero,
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int64_t offset,
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int64_t bytes,
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int64_t *pnum,
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int64_t *map,
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BlockDriverState **file,
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int *depth);
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int generated_co_wrapper
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nbd_do_establish_connection(BlockDriverState *bs, bool blocking, Error **errp);
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int generated_co_wrapper
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blk_do_preadv(BlockBackend *blk, int64_t offset, int64_t bytes,
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QEMUIOVector *qiov, BdrvRequestFlags flags);
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int generated_co_wrapper
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blk_do_pwritev_part(BlockBackend *blk, int64_t offset, int64_t bytes,
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QEMUIOVector *qiov, size_t qiov_offset,
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BdrvRequestFlags flags);
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int generated_co_wrapper
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blk_do_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
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int generated_co_wrapper
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blk_do_pdiscard(BlockBackend *blk, int64_t offset, int64_t bytes);
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int generated_co_wrapper blk_do_flush(BlockBackend *blk);
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#endif /* BLOCK_COROUTINES_H */
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