summaryrefslogtreecommitdiff
path: root/fs/exofs/super.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 19:56:33 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 19:56:33 +0300
commitb4a45f5fe8078bfc10837dbd5b98735058bc4698 (patch)
treedf6f13a27610a3ec7eb4a661448cd779a8f84c79 /fs/exofs/super.c
parent01539ba2a706ab7d35fc0667dff919ade7f87d63 (diff)
parentb3e19d924b6eaf2ca7d22cba99a517c5171007b6 (diff)
downloadlinux-b4a45f5fe8078bfc10837dbd5b98735058bc4698.tar.xz
Merge branch 'vfs-scale-working' of git://git.kernel.org/pub/scm/linux/kernel/git/npiggin/linux-npiggin
* 'vfs-scale-working' of git://git.kernel.org/pub/scm/linux/kernel/git/npiggin/linux-npiggin: (57 commits) fs: scale mntget/mntput fs: rename vfsmount counter helpers fs: implement faster dentry memcmp fs: prefetch inode data in dcache lookup fs: improve scalability of pseudo filesystems fs: dcache per-inode inode alias locking fs: dcache per-bucket dcache hash locking bit_spinlock: add required includes kernel: add bl_list xfs: provide simple rcu-walk ACL implementation btrfs: provide simple rcu-walk ACL implementation ext2,3,4: provide simple rcu-walk ACL implementation fs: provide simple rcu-walk generic_check_acl implementation fs: provide rcu-walk aware permission i_ops fs: rcu-walk aware d_revalidate method fs: cache optimise dentry and inode for rcu-walk fs: dcache reduce branches in lookup path fs: dcache remove d_mounted fs: fs_struct use seqlock fs: rcu-walk for path lookup ...
Diffstat (limited to 'fs/exofs/super.c')
-rw-r--r--fs/exofs/super.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/exofs/super.c b/fs/exofs/super.c
index 79c3ae6e0456..8c6c4669b381 100644
--- a/fs/exofs/super.c
+++ b/fs/exofs/super.c
@@ -150,12 +150,19 @@ static struct inode *exofs_alloc_inode(struct super_block *sb)
return &oi->vfs_inode;
}
+static void exofs_i_callback(struct rcu_head *head)
+{
+ struct inode *inode = container_of(head, struct inode, i_rcu);
+ INIT_LIST_HEAD(&inode->i_dentry);
+ kmem_cache_free(exofs_inode_cachep, exofs_i(inode));
+}
+
/*
* Remove an inode from the cache
*/
static void exofs_destroy_inode(struct inode *inode)
{
- kmem_cache_free(exofs_inode_cachep, exofs_i(inode));
+ call_rcu(&inode->i_rcu, exofs_i_callback);
}
/*