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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 03:55:40 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 12:48:46 -0500
commitc5ef1c42c51b1b5b4a401a6517bdda30933ddbaf (patch)
treee1a9804a8af427f700aaba4b386cf8679b317e83 /fs/ramfs/inode.c
parent92e1d5be91a0e3ffa5c4697eeb09b2aa22792122 (diff)
[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/ramfs/inode.c')
-rw-r--r--fs/ramfs/inode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index 2faf4cdf61b0..7a96b1d662a2 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -41,7 +41,7 @@
41#define RAMFS_MAGIC 0x858458f6 41#define RAMFS_MAGIC 0x858458f6
42 42
43static struct super_operations ramfs_ops; 43static struct super_operations ramfs_ops;
44static struct inode_operations ramfs_dir_inode_operations; 44static const struct inode_operations ramfs_dir_inode_operations;
45 45
46static struct backing_dev_info ramfs_backing_dev_info = { 46static struct backing_dev_info ramfs_backing_dev_info = {
47 .ra_pages = 0, /* No readahead */ 47 .ra_pages = 0, /* No readahead */
@@ -143,7 +143,7 @@ static int ramfs_symlink(struct inode * dir, struct dentry *dentry, const char *
143 return error; 143 return error;
144} 144}
145 145
146static struct inode_operations ramfs_dir_inode_operations = { 146static const struct inode_operations ramfs_dir_inode_operations = {
147 .create = ramfs_create, 147 .create = ramfs_create,
148 .lookup = simple_lookup, 148 .lookup = simple_lookup,
149 .link = simple_link, 149 .link = simple_link,