diff options
| author | Arjan van de Ven <arjan@linux.intel.com> | 2007-02-12 00:55:35 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:46 -0800 |
| commit | 9a32144e9d7b4e21341174b1a83b82a82353be86 (patch) | |
| tree | 6f08560b341418fc9934f56f6162a95f5b5d8aec /kernel | |
| parent | 00977a59b951207d38380c75f03a36829950265c (diff) | |
| download | lwn-9a32144e9d7b4e21341174b1a83b82a82353be86.tar.gz lwn-9a32144e9d7b4e21341174b1a83b82a82353be86.zip | |
[PATCH] mark struct file_operations const 7
Many struct file_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 'kernel')
| -rw-r--r-- | kernel/cpuset.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 6b05dc69c959..232aed2b10f9 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2656,7 +2656,7 @@ static int cpuset_open(struct inode *inode, struct file *file) return single_open(file, proc_cpuset_show, pid); } -struct file_operations proc_cpuset_operations = { +const struct file_operations proc_cpuset_operations = { .open = cpuset_open, .read = seq_read, .llseek = seq_lseek, |