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authorNick Piggin <npiggin@kernel.dk>2011-01-07 17:49:28 +1100
committerNick Piggin <npiggin@kernel.dk>2011-01-07 17:50:20 +1100
commitb1e6a015a580ad145689ad1d6b4aa0e03e6c868b (patch)
tree57a10ef164e4d2f798d9b832dbeaf973aca2ab83 /fs/hfs
parent621e155a3591962420eacdd39f6f0aa29ceb221e (diff)
downloadlinux-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.tar.bz2
fs: change d_hash for rcu-walk
Change d_hash so it may be called from lock-free RCU lookups. See similar patch for d_compare for details. For in-tree filesystems, this is just a mechanical change. Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'fs/hfs')
-rw-r--r--fs/hfs/hfs_fs.h3
-rw-r--r--fs/hfs/string.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/fs/hfs/hfs_fs.h b/fs/hfs/hfs_fs.h
index 8cd876f0e961..ad97c2d58287 100644
--- a/fs/hfs/hfs_fs.h
+++ b/fs/hfs/hfs_fs.h
@@ -213,7 +213,8 @@ extern int hfs_part_find(struct super_block *, sector_t *, sector_t *);
/* string.c */
extern const struct dentry_operations hfs_dentry_operations;
-extern int hfs_hash_dentry(struct dentry *, struct qstr *);
+extern int hfs_hash_dentry(const struct dentry *, const struct inode *,
+ struct qstr *);
extern int hfs_strcmp(const unsigned char *, unsigned int,
const unsigned char *, unsigned int);
extern int hfs_compare_dentry(const struct dentry *parent,
diff --git a/fs/hfs/string.c b/fs/hfs/string.c
index aaf90d0d6940..495a976a3cc9 100644
--- a/fs/hfs/string.c
+++ b/fs/hfs/string.c
@@ -51,7 +51,8 @@ static unsigned char caseorder[256] = {
/*
* Hash a string to an integer in a case-independent way
*/
-int hfs_hash_dentry(struct dentry *dentry, struct qstr *this)
+int hfs_hash_dentry(const struct dentry *dentry, const struct inode *inode,
+ struct qstr *this)
{
const unsigned char *name = this->name;
unsigned int hash, len = this->len;