[PATCH] Use __read_mostly on some hot fs variables

[deliverable/linux.git] / fs / inode.c

diff --git a/fs/inode.c b/fs/inode.c
index 85da11044adc0c1482362377aedf5f721c19bbb3..1fddf2803af8593cc0e7a079221864d871966735 100644 (file)
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -56,8 +56,8 @@
 #define I_HASHBITS     i_hash_shift
 #define I_HASHMASK     i_hash_mask
 
-static unsigned int i_hash_mask;
-static unsigned int i_hash_shift;
+static unsigned int i_hash_mask __read_mostly;
+static unsigned int i_hash_shift __read_mostly;
 
 /*
  * Each inode can be on two separate lists. One is
@@ -73,7 +73,7 @@ static unsigned int i_hash_shift;
 
 LIST_HEAD(inode_in_use);
 LIST_HEAD(inode_unused);
-static struct hlist_head *inode_hashtable;
+static struct hlist_head *inode_hashtable __read_mostly;
 
 /*
  * A simple spinlock to protect the list manipulations.
@@ -98,7 +98,7 @@ static DEFINE_MUTEX(iprune_mutex);
  */
 struct inodes_stat_t inodes_stat;
 
-static kmem_cache_t * inode_cachep;
+static kmem_cache_t * inode_cachep __read_mostly;
 
 static struct inode *alloc_inode(struct super_block *sb)
 {