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https://github.com/torvalds/linux
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e47dcf113a
If the extended attributes look bad, try to sift through the rubble to find whatever keys/values we can, stage a new attribute structure in a temporary file and use the atomic extent swapping mechanism to commit the results in bulk. Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
32 lines
876 B
C
32 lines
876 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2019-2023 Oracle. All Rights Reserved.
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* Author: Darrick J. Wong <djwong@kernel.org>
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*/
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#ifndef __XFS_SCRUB_ATTR_H__
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#define __XFS_SCRUB_ATTR_H__
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/*
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* Temporary storage for online scrub and repair of extended attributes.
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*/
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struct xchk_xattr_buf {
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/* Bitmap of used space in xattr leaf blocks and shortform forks. */
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unsigned long *usedmap;
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/* Bitmap of free space in xattr leaf blocks. */
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unsigned long *freemap;
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/* Memory buffer used to hold salvaged xattr names. */
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unsigned char *name;
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/* Memory buffer used to extract xattr values. */
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void *value;
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size_t value_sz;
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};
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bool xchk_xattr_set_map(struct xfs_scrub *sc, unsigned long *map,
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unsigned int start, unsigned int len);
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int xchk_setup_xattr_buf(struct xfs_scrub *sc, size_t value_size);
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#endif /* __XFS_SCRUB_ATTR_H__ */
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