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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576/* SPDX-License-Identifier: GPL-2.0-or-later *//* * Copyright (c) 2025 Oracle. All Rights Reserved. * Author: Darrick J. Wong <djwong@kernel.org> */#ifndef _LINUX_FSERROR_H__#define _LINUX_FSERROR_H__
void fserror_mount(struct super_block *sb);void fserror_unmount(struct super_block *sb);
enum fserror_type { /* pagecache I/O failed */ FSERR_BUFFERED_READ, FSERR_BUFFERED_WRITE,
/* direct I/O failed */ FSERR_DIRECTIO_READ, FSERR_DIRECTIO_WRITE,
/* out of band media error reported */ FSERR_DATA_LOST,
/* filesystem metadata */ FSERR_METADATA,};
struct fserror_event { struct work_struct work; struct super_block *sb; struct inode *inode; loff_t pos; u64 len; enum fserror_type type;
/* negative error number */ int error;};
void fserror_report(struct super_block *sb, struct inode *inode, enum fserror_type type, loff_t pos, u64 len, int error, gfp_t gfp);
static inline void fserror_report_io(struct inode *inode, enum fserror_type type, loff_t pos, u64 len, int error, gfp_t gfp){ fserror_report(inode->i_sb, inode, type, pos, len, error, gfp);}
static inline void fserror_report_data_lost(struct inode *inode, loff_t pos, u64 len, gfp_t gfp){ fserror_report(inode->i_sb, inode, FSERR_DATA_LOST, pos, len, -EIO, gfp);}
static inline void fserror_report_file_metadata(struct inode *inode, int error, gfp_t gfp){ fserror_report(inode->i_sb, inode, FSERR_METADATA, 0, 0, error, gfp);}
static inline void fserror_report_metadata(struct super_block *sb, int error, gfp_t gfp){ fserror_report(sb, NULL, FSERR_METADATA, 0, 0, error, gfp);}
static inline void fserror_report_shutdown(struct super_block *sb, gfp_t gfp){ fserror_report(sb, NULL, FSERR_METADATA, 0, 0, -ESHUTDOWN, gfp);}
#endif /* _LINUX_FSERROR_H__ */