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| author | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:49:28 +1100 |
|---|---|---|
| committer | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:50:20 +1100 |
| commit | b1e6a015a580ad145689ad1d6b4aa0e03e6c868b (patch) | |
| tree | 57a10ef164e4d2f798d9b832dbeaf973aca2ab83 /fs/fat | |
| parent | 621e155a3591962420eacdd39f6f0aa29ceb221e (diff) | |
| download | kernel-mfld-blackbay-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.tar.gz kernel-mfld-blackbay-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.tar.bz2 kernel-mfld-blackbay-b1e6a015a580ad145689ad1d6b4aa0e03e6c868b.zip | |
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')
| -rw-r--r-- | fs/fat/namei_msdos.c | 3 | ||||
| -rw-r--r-- | fs/fat/namei_vfat.c | 8 |
2 files changed, 7 insertions, 4 deletions
diff --git a/fs/fat/namei_msdos.c b/fs/fat/namei_msdos.c index 99d3c7ac973..3b3e072d898 100644 --- a/fs/fat/namei_msdos.c +++ b/fs/fat/namei_msdos.c @@ -148,7 +148,8 @@ static int msdos_find(struct inode *dir, const unsigned char *name, int len, * that the existing dentry can be used. The msdos fs routines will * return ENOENT or EINVAL as appropriate. */ -static int msdos_hash(struct dentry *dentry, struct qstr *qstr) +static int msdos_hash(const struct dentry *dentry, const struct inode *inode, + struct qstr *qstr) { struct fat_mount_options *options = &MSDOS_SB(dentry->d_sb)->options; unsigned char msdos_name[MSDOS_NAME]; diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c index 95e00ab84c3..4fc06278db4 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; |