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103ffe9aaf
This lets us use bch2_prt_bitflags to print them out. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_FS_IOCTL_H
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#define _BCACHEFS_FS_IOCTL_H
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/* Inode flags: */
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/* bcachefs inode flags -> vfs inode flags: */
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static const __maybe_unused unsigned bch_flags_to_vfs[] = {
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[__BCH_INODE_sync] = S_SYNC,
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[__BCH_INODE_immutable] = S_IMMUTABLE,
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[__BCH_INODE_append] = S_APPEND,
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[__BCH_INODE_noatime] = S_NOATIME,
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};
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/* bcachefs inode flags -> FS_IOC_GETFLAGS: */
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static const __maybe_unused unsigned bch_flags_to_uflags[] = {
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[__BCH_INODE_sync] = FS_SYNC_FL,
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[__BCH_INODE_immutable] = FS_IMMUTABLE_FL,
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[__BCH_INODE_append] = FS_APPEND_FL,
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[__BCH_INODE_nodump] = FS_NODUMP_FL,
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[__BCH_INODE_noatime] = FS_NOATIME_FL,
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};
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/* bcachefs inode flags -> FS_IOC_FSGETXATTR: */
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static const __maybe_unused unsigned bch_flags_to_xflags[] = {
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[__BCH_INODE_sync] = FS_XFLAG_SYNC,
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[__BCH_INODE_immutable] = FS_XFLAG_IMMUTABLE,
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[__BCH_INODE_append] = FS_XFLAG_APPEND,
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[__BCH_INODE_nodump] = FS_XFLAG_NODUMP,
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[__BCH_INODE_noatime] = FS_XFLAG_NOATIME,
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//[__BCH_INODE_PROJINHERIT] = FS_XFLAG_PROJINHERIT;
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};
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#define set_flags(_map, _in, _out) \
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do { \
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unsigned _i; \
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\
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for (_i = 0; _i < ARRAY_SIZE(_map); _i++) \
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if ((_in) & (1 << _i)) \
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(_out) |= _map[_i]; \
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else \
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(_out) &= ~_map[_i]; \
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} while (0)
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#define map_flags(_map, _in) \
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({ \
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unsigned _out = 0; \
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\
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set_flags(_map, _in, _out); \
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_out; \
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})
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#define map_flags_rev(_map, _in) \
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({ \
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unsigned _i, _out = 0; \
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\
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for (_i = 0; _i < ARRAY_SIZE(_map); _i++) \
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if ((_in) & _map[_i]) { \
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(_out) |= 1 << _i; \
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(_in) &= ~_map[_i]; \
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} \
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(_out); \
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})
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#define map_defined(_map) \
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({ \
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unsigned _in = ~0; \
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\
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map_flags_rev(_map, _in); \
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})
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/* Set VFS inode flags from bcachefs inode: */
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static inline void bch2_inode_flags_to_vfs(struct bch_inode_info *inode)
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{
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set_flags(bch_flags_to_vfs, inode->ei_inode.bi_flags, inode->v.i_flags);
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}
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long bch2_fs_file_ioctl(struct file *, unsigned, unsigned long);
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long bch2_compat_fs_ioctl(struct file *, unsigned, unsigned long);
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#endif /* _BCACHEFS_FS_IOCTL_H */
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