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| author | Arjan van de Ven <arjan@linux.intel.com> | 2007-02-12 00:55:40 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:46 -0800 |
| commit | c5ef1c42c51b1b5b4a401a6517bdda30933ddbaf (patch) | |
| tree | e1a9804a8af427f700aaba4b386cf8679b317e83 /fs/sysv/sysv.h | |
| parent | 92e1d5be91a0e3ffa5c4697eeb09b2aa22792122 (diff) | |
| download | lwn-c5ef1c42c51b1b5b4a401a6517bdda30933ddbaf.tar.gz lwn-c5ef1c42c51b1b5b4a401a6517bdda30933ddbaf.zip | |
[PATCH] mark struct inode_operations const 3
Many struct inode_operations in the kernel can be "const". Marking them const
moves these to the .rodata section, which avoids false sharing with potential
dirty data. In addition it'll catch accidental writes at compile time to
these shared resources.
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/sysv/sysv.h')
| -rw-r--r-- | fs/sysv/sysv.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h index dcb18b2171fe..a320edcf541e 100644 --- a/fs/sysv/sysv.h +++ b/fs/sysv/sysv.h @@ -159,9 +159,9 @@ extern struct sysv_dir_entry *sysv_dotdot(struct inode *, struct page **); extern ino_t sysv_inode_by_name(struct dentry *); -extern struct inode_operations sysv_file_inode_operations; -extern struct inode_operations sysv_dir_inode_operations; -extern struct inode_operations sysv_fast_symlink_inode_operations; +extern const struct inode_operations sysv_file_inode_operations; +extern const struct inode_operations sysv_dir_inode_operations; +extern const struct inode_operations sysv_fast_symlink_inode_operations; extern const struct file_operations sysv_file_operations; extern const struct file_operations sysv_dir_operations; extern const struct address_space_operations sysv_aops; |