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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-04-09 18:26:21 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-04-09 18:26:21 +0300 |
| commit | 2a610b8aa8e5bd449ba270e517b0e72295d62c9c (patch) | |
| tree | ae143a294d4dd7203ac725a1dbe24ffe7d934a75 /include | |
| parent | 78d91a75b40fcf6a08506d308abf2413a29b7e30 (diff) | |
| parent | a8e28440016bfb23bec266c4c66eacca6ea2d48b (diff) | |
| download | linux-2a610b8aa8e5bd449ba270e517b0e72295d62c9c.tar.xz | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull VFS fixes from Al Viro:
"statx followup fixes and a fix for stack-smashing on alpha"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
alpha: fix stack smashing in old_adjtimex(2)
statx: Include a mask for stx_attributes in struct statx
statx: Reserve the top bit of the mask for future struct expansion
xfs: report crtime and attribute flags to statx
ext4: Add statx support
statx: optimize copy of struct statx to userspace
statx: remove incorrect part of vfs_statx() comment
statx: reject unknown flags when using NULL path
Documentation/filesystems: fix documentation for ->getattr()
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/stat.h | 1 | ||||
| -rw-r--r-- | include/uapi/linux/stat.h | 5 |
2 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/stat.h b/include/linux/stat.h index c76e524fb34b..64b6b3aece21 100644 --- a/include/linux/stat.h +++ b/include/linux/stat.h @@ -26,6 +26,7 @@ struct kstat { unsigned int nlink; uint32_t blksize; /* Preferred I/O size */ u64 attributes; + u64 attributes_mask; #define KSTAT_ATTR_FS_IOC_FLAGS \ (STATX_ATTR_COMPRESSED | \ STATX_ATTR_IMMUTABLE | \ diff --git a/include/uapi/linux/stat.h b/include/uapi/linux/stat.h index 51a6b86e3700..d538897b8e08 100644 --- a/include/uapi/linux/stat.h +++ b/include/uapi/linux/stat.h @@ -114,7 +114,7 @@ struct statx { __u64 stx_ino; /* Inode number */ __u64 stx_size; /* File size */ __u64 stx_blocks; /* Number of 512-byte blocks allocated */ - __u64 __spare1[1]; + __u64 stx_attributes_mask; /* Mask to show what's supported in stx_attributes */ /* 0x40 */ struct statx_timestamp stx_atime; /* Last access time */ struct statx_timestamp stx_btime; /* File creation time */ @@ -152,9 +152,10 @@ struct statx { #define STATX_BASIC_STATS 0x000007ffU /* The stuff in the normal stat struct */ #define STATX_BTIME 0x00000800U /* Want/got stx_btime */ #define STATX_ALL 0x00000fffU /* All currently supported flags */ +#define STATX__RESERVED 0x80000000U /* Reserved for future struct statx expansion */ /* - * Attributes to be found in stx_attributes + * Attributes to be found in stx_attributes and masked in stx_attributes_mask. * * These give information about the features or the state of a file that might * be of use to ordinary userspace programs such as GUIs or ls rather than |