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authorNick Piggin <npiggin@kernel.dk>2011-01-07 09:49:28 +0300
committerNick Piggin <npiggin@kernel.dk>2011-01-07 09:50:20 +0300
commitb1e6a015a580ad145689ad1d6b4aa0e03e6c868b (patch)
tree57a10ef164e4d2f798d9b832dbeaf973aca2ab83 /fs/fat/namei_vfat.c
parent621e155a3591962420eacdd39f6f0aa29ceb221e (diff)
downloadlinux-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.tar.xz
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/fat/namei_vfat.c')
-rw-r--r--fs/fat/namei_vfat.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index 95e00ab84c3f..4fc06278db48 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -103,7 +103,8 @@ static unsigned int vfat_striptail_len(const struct qstr *qstr)
* that the existing dentry can be used. The vfat fs routines will
* return ENOENT or EINVAL as appropriate.
*/
-static int vfat_hash(struct dentry *dentry, struct qstr *qstr)
+static int vfat_hash(const struct dentry *dentry, const struct inode *inode,
+ struct qstr *qstr)
{
qstr->hash = full_name_hash(qstr->name, vfat_striptail_len(qstr));
return 0;
@@ -115,9 +116,10 @@ static int vfat_hash(struct dentry *dentry, struct qstr *qstr)
* that the existing dentry can be used. The vfat fs routines will
* return ENOENT or EINVAL as appropriate.
*/
-static int vfat_hashi(struct dentry *dentry, struct qstr *qstr)
+static int vfat_hashi(const struct dentry *dentry, const struct inode *inode,
+ struct qstr *qstr)
{
- struct nls_table *t = MSDOS_SB(dentry->d_inode->i_sb)->nls_io;
+ struct nls_table *t = MSDOS_SB(dentry->d_sb)->nls_io;
const unsigned char *name;
unsigned int len;
unsigned long hash;