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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:38 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:46 -0800
commit754661f143e70d66eae6c48532ca245aa05dec0e (patch)
treec3ed0f7f96061931e497ed92d2b21294756b4831 /fs/ext4/file.c
parent9c2e08c592cd357a8330c34def1e8ecfdcf53275 (diff)
downloadblackbird-op-linux-754661f143e70d66eae6c48532ca245aa05dec0e.tar.gz
blackbird-op-linux-754661f143e70d66eae6c48532ca245aa05dec0e.zip
[PATCH] mark struct inode_operations const 1
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/ext4/file.c')
-rw-r--r--fs/ext4/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 3bbc24b58785..3c6c1fd2be90 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -125,7 +125,7 @@ const struct file_operations ext4_file_operations = {
.splice_write = generic_file_splice_write,
};
-struct inode_operations ext4_file_inode_operations = {
+const struct inode_operations ext4_file_inode_operations = {
.truncate = ext4_truncate,
.setattr = ext4_setattr,
#ifdef CONFIG_EXT4DEV_FS_XATTR
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