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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 03:55:39 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 12:48:46 -0500
commit92e1d5be91a0e3ffa5c4697eeb09b2aa22792122 (patch)
tree4eb22a9f6c38e9f4cc2a5100cd6659b0af08b7ae /ipc/mqueue.c
parent754661f143e70d66eae6c48532ca245aa05dec0e (diff)
[PATCH] mark struct inode_operations const 2
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 'ipc/mqueue.c')
-rw-r--r--ipc/mqueue.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index fafdef357e92..7a8ce610fda2 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -84,7 +84,7 @@ struct mqueue_inode_info {
84 unsigned long qsize; /* size of queue in memory (sum of all msgs) */ 84 unsigned long qsize; /* size of queue in memory (sum of all msgs) */
85}; 85};
86 86
87static struct inode_operations mqueue_dir_inode_operations; 87static const struct inode_operations mqueue_dir_inode_operations;
88static const struct file_operations mqueue_file_operations; 88static const struct file_operations mqueue_file_operations;
89static struct super_operations mqueue_super_ops; 89static struct super_operations mqueue_super_ops;
90static void remove_notification(struct mqueue_inode_info *info); 90static void remove_notification(struct mqueue_inode_info *info);
@@ -1160,7 +1160,7 @@ out:
1160 return ret; 1160 return ret;
1161} 1161}
1162 1162
1163static struct inode_operations mqueue_dir_inode_operations = { 1163static const struct inode_operations mqueue_dir_inode_operations = {
1164 .lookup = simple_lookup, 1164 .lookup = simple_lookup,
1165 .create = mqueue_create, 1165 .create = mqueue_create,
1166 .unlink = mqueue_unlink, 1166 .unlink = mqueue_unlink,