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authorTejun Heo <tj@kernel.org>2010-02-02 08:39:01 +0300
committerTejun Heo <tj@kernel.org>2010-02-17 05:17:38 +0300
commit003cb608a2533d0927a83bc4e07e46d7a622eda9 (patch)
tree19347ffcec1c09cda9c4fd01addd8797cf8e31c4 /include/linux
parent43cf38eb5cea91245502df3fcee4dbfc1c74dd1c (diff)
downloadlinux-003cb608a2533d0927a83bc4e07e46d7a622eda9.tar.xz
percpu: add __percpu sparse annotations to fs
Add __percpu sparse annotations to fs. These annotations are to make sparse consider percpu variables to be in a different address space and warn if accessed without going through percpu accessors. This patch doesn't affect normal builds. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Trond Myklebust <Trond.Myklebust@netapp.com> Cc: Alex Elder <aelder@sgi.com> Cc: Christoph Hellwig <hch@infradead.org> Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/mount.h2
-rw-r--r--include/linux/nfs_fs_sb.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 5d5275364867..b5f43a34ef88 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -66,7 +66,7 @@ struct vfsmount {
int mnt_pinned;
int mnt_ghosts;
#ifdef CONFIG_SMP
- int *mnt_writers;
+ int __percpu *mnt_writers;
#else
int mnt_writers;
#endif
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 34fc6be5bfcf..6a2e44fd75e2 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -105,7 +105,7 @@ struct nfs_server {
struct rpc_clnt * client; /* RPC client handle */
struct rpc_clnt * client_acl; /* ACL RPC client handle */
struct nlm_host *nlm_host; /* NLM client handle */
- struct nfs_iostats * io_stats; /* I/O statistics */
+ struct nfs_iostats __percpu *io_stats; /* I/O statistics */
struct backing_dev_info backing_dev_info;
atomic_long_t writeback; /* number of writeback pages */
int flags; /* various flags */