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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/hfsplus
parent621e155a3591962420eacdd39f6f0aa29ceb221e (diff)
downloadop-kernel-dev-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.zip
op-kernel-dev-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.tar.gz
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/hfsplus')
-rw-r--r--fs/hfsplus/hfsplus_fs.h3
-rw-r--r--fs/hfsplus/unicode.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index 7aa96ee..a5308f4 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -379,7 +379,8 @@ int hfsplus_strcasecmp(const struct hfsplus_unistr *, const struct hfsplus_unist
int hfsplus_strcmp(const struct hfsplus_unistr *, const struct hfsplus_unistr *);
int hfsplus_uni2asc(struct super_block *, const struct hfsplus_unistr *, char *, int *);
int hfsplus_asc2uni(struct super_block *, struct hfsplus_unistr *, const char *, int);
-int hfsplus_hash_dentry(struct dentry *dentry, struct qstr *str);
+int hfsplus_hash_dentry(const struct dentry *dentry, const struct inode *inode,
+ struct qstr *str);
int hfsplus_compare_dentry(const struct dentry *parent,
const struct inode *pinode,
const struct dentry *dentry, const struct inode *inode,
diff --git a/fs/hfsplus/unicode.c b/fs/hfsplus/unicode.c
index b178c99..d800aa0 100644
--- a/fs/hfsplus/unicode.c
+++ b/fs/hfsplus/unicode.c
@@ -320,7 +320,8 @@ int hfsplus_asc2uni(struct super_block *sb, struct hfsplus_unistr *ustr,
* Composed unicode characters are decomposed and case-folding is performed
* if the appropriate bits are (un)set on the superblock.
*/
-int hfsplus_hash_dentry(struct dentry *dentry, struct qstr *str)
+int hfsplus_hash_dentry(const struct dentry *dentry, const struct inode *inode,
+ struct qstr *str)
{
struct super_block *sb = dentry->d_sb;
const char *astr;
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