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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/ext2/namei.c
parent9c2e08c592cd357a8330c34def1e8ecfdcf53275 (diff)
downloadop-kernel-dev-754661f143e70d66eae6c48532ca245aa05dec0e.zip
op-kernel-dev-754661f143e70d66eae6c48532ca245aa05dec0e.tar.gz
[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/ext2/namei.c')
-rw-r--r--fs/ext2/namei.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index e1af5b4..e69beed 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -373,7 +373,7 @@ out:
return err;
}
-struct inode_operations ext2_dir_inode_operations = {
+const struct inode_operations ext2_dir_inode_operations = {
.create = ext2_create,
.lookup = ext2_lookup,
.link = ext2_link,
@@ -393,7 +393,7 @@ struct inode_operations ext2_dir_inode_operations = {
.permission = ext2_permission,
};
-struct inode_operations ext2_special_inode_operations = {
+const struct inode_operations ext2_special_inode_operations = {
#ifdef CONFIG_EXT2_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,
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