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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 /drivers/staging
parent621e155a3591962420eacdd39f6f0aa29ceb221e (diff)
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 'drivers/staging')
-rw-r--r--drivers/staging/smbfs/cache.c2
-rw-r--r--drivers/staging/smbfs/dir.c6
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/staging/smbfs/cache.c b/drivers/staging/smbfs/cache.c
index dbd2e1df3ba..0beded260b0 100644
--- a/drivers/staging/smbfs/cache.c
+++ b/drivers/staging/smbfs/cache.c
@@ -134,7 +134,7 @@ smb_fill_cache(struct file *filp, void *dirent, filldir_t filldir,
qname->hash = full_name_hash(qname->name, qname->len);
if (dentry->d_op && dentry->d_op->d_hash)
- if (dentry->d_op->d_hash(dentry, qname) != 0)
+ if (dentry->d_op->d_hash(dentry, inode, qname) != 0)
goto end_advance;
newdent = d_lookup(dentry, qname);
diff --git a/drivers/staging/smbfs/dir.c b/drivers/staging/smbfs/dir.c
index bd63229f43f..5f79799d5d4 100644
--- a/drivers/staging/smbfs/dir.c
+++ b/drivers/staging/smbfs/dir.c
@@ -274,7 +274,8 @@ smb_dir_open(struct inode *dir, struct file *file)
* Dentry operations routines
*/
static int smb_lookup_validate(struct dentry *, struct nameidata *);
-static int smb_hash_dentry(struct dentry *, struct qstr *);
+static int smb_hash_dentry(const struct dentry *, const struct inode *,
+ struct qstr *);
static int smb_compare_dentry(const struct dentry *,
const struct inode *,
const struct dentry *, const struct inode *,
@@ -336,7 +337,8 @@ smb_lookup_validate(struct dentry * dentry, struct nameidata *nd)
}
static int
-smb_hash_dentry(struct dentry *dir, struct qstr *this)
+smb_hash_dentry(const struct dentry *dir, const struct inode *inode,
+ struct qstr *this)
{
unsigned long hash;
int i;