blkdebug.c (4d1467a5683c8c91ab89d56a13c82c0a87bbbca5) blkdebug.c (79a558664840adf502fe94907b0a680836e3e98e)
1/*
2 * Block protocol for I/O error injection
3 *
4 * Copyright (C) 2016-2017 Red Hat, Inc.
5 * Copyright (c) 2010 Kevin Wolf <kwolf@redhat.com>
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal

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741 err = rule_check(bs, offset, bytes, BLKDEBUG_IO_TYPE_DISCARD);
742 if (err) {
743 return err;
744 }
745
746 return bdrv_co_pdiscard(bs->file, offset, bytes);
747}
748
1/*
2 * Block protocol for I/O error injection
3 *
4 * Copyright (C) 2016-2017 Red Hat, Inc.
5 * Copyright (c) 2010 Kevin Wolf <kwolf@redhat.com>
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal

--- 732 unchanged lines hidden (view full) ---

741 err = rule_check(bs, offset, bytes, BLKDEBUG_IO_TYPE_DISCARD);
742 if (err) {
743 return err;
744 }
745
746 return bdrv_co_pdiscard(bs->file, offset, bytes);
747}
748
749static int coroutine_fn blkdebug_co_block_status(BlockDriverState *bs,
750 bool want_zero,
751 int64_t offset,
752 int64_t bytes,
753 int64_t *pnum,
754 int64_t *map,
755 BlockDriverState **file)
749static int coroutine_fn GRAPH_RDLOCK
750blkdebug_co_block_status(BlockDriverState *bs, bool want_zero, int64_t offset,
751 int64_t bytes, int64_t *pnum, int64_t *map,
752 BlockDriverState **file)
756{
757 int err;
758
759 assert(QEMU_IS_ALIGNED(offset | bytes, bs->bl.request_alignment));
760
761 err = rule_check(bs, offset, bytes, BLKDEBUG_IO_TYPE_BLOCK_STATUS);
762 if (err) {
763 return err;

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968}
969
970static int64_t coroutine_fn GRAPH_RDLOCK
971blkdebug_co_getlength(BlockDriverState *bs)
972{
973 return bdrv_co_getlength(bs->file->bs);
974}
975
753{
754 int err;
755
756 assert(QEMU_IS_ALIGNED(offset | bytes, bs->bl.request_alignment));
757
758 err = rule_check(bs, offset, bytes, BLKDEBUG_IO_TYPE_BLOCK_STATUS);
759 if (err) {
760 return err;

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965}
966
967static int64_t coroutine_fn GRAPH_RDLOCK
968blkdebug_co_getlength(BlockDriverState *bs)
969{
970 return bdrv_co_getlength(bs->file->bs);
971}
972
976static void blkdebug_refresh_filename(BlockDriverState *bs)
973static void GRAPH_RDLOCK blkdebug_refresh_filename(BlockDriverState *bs)
977{
978 BDRVBlkdebugState *s = bs->opaque;
979 const QDictEntry *e;
980 int ret;
981
982 if (!bs->file->bs->exact_filename[0]) {
983 return;
984 }

--- 122 unchanged lines hidden --- 		974{
975 BDRVBlkdebugState *s = bs->opaque;
976 const QDictEntry *e;
977 int ret;
978
979 if (!bs->file->bs->exact_filename[0]) {
980 return;
981 }

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