mirror of
https://github.com/torvalds/linux.git
synced 2024-11-22 20:22:09 +00:00
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>
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* Copyright (C) 2018-2023 Oracle. All Rights Reserved.
|
|
* Author: Darrick J. Wong <djwong@kernel.org>
|
|
*/
|
|
#ifndef __XFS_SCRUB_XFILE_H__
|
|
#define __XFS_SCRUB_XFILE_H__
|
|
|
|
struct xfile {
|
|
struct file *file;
|
|
};
|
|
|
|
int xfile_create(const char *description, loff_t isize, struct xfile **xfilep);
|
|
void xfile_destroy(struct xfile *xf);
|
|
|
|
int xfile_load(struct xfile *xf, void *buf, size_t count, loff_t pos);
|
|
int xfile_store(struct xfile *xf, const void *buf, size_t count,
|
|
loff_t pos);
|
|
|
|
void xfile_discard(struct xfile *xf, loff_t pos, u64 count);
|
|
loff_t xfile_seek_data(struct xfile *xf, loff_t pos);
|
|
|
|
#define XFILE_MAX_FOLIO_SIZE (PAGE_SIZE << MAX_PAGECACHE_ORDER)
|
|
|
|
#define XFILE_ALLOC (1 << 0) /* allocate folio if not present */
|
|
struct folio *xfile_get_folio(struct xfile *xf, loff_t offset, size_t len,
|
|
unsigned int flags);
|
|
void xfile_put_folio(struct xfile *xf, struct folio *folio);
|
|
|
|
static inline unsigned long long xfile_bytes(struct xfile *xf)
|
|
{
|
|
return file_inode(xf->file)->i_blocks << SECTOR_SHIFT;
|
|
}
|
|
|
|
#endif /* __XFS_SCRUB_XFILE_H__ */
|