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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/cramfs
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/cramfs')
-rw-r--r--fs/cramfs/inode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 6db03fb..0367d20 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -28,7 +28,7 @@
#include <asm/uaccess.h>
static struct super_operations cramfs_ops;
-static struct inode_operations cramfs_dir_inode_operations;
+static const struct inode_operations cramfs_dir_inode_operations;
static const struct file_operations cramfs_directory_operations;
static const struct address_space_operations cramfs_aops;
@@ -518,7 +518,7 @@ static const struct file_operations cramfs_directory_operations = {
.readdir = cramfs_readdir,
};
-static struct inode_operations cramfs_dir_inode_operations = {
+static const struct inode_operations cramfs_dir_inode_operations = {
.lookup = cramfs_lookup,
};
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