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authorIan Kent <raven@themaw.net>2009-12-15 16:45:47 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-16 07:19:58 -0800
commit6510c9d8595adcee2b0dc86408bc432a8dd7d652 (patch)
treea0c9540de9004686633c2eb339d32ef24907fc2f /fs/autofs4
parent90387c9c1d5787aeb7dfdfc90c8f8aeaeed7ad0e (diff)
autofs4: cleanup active and expire lookup
The lookup functions for active and expiring dentrys use parameters that can be easily obtained on entry so we change the call to to take just the dentry. This makes the subsequent change, to send all lookups to ->lookup(), a bit cleaner. Signed-off-by: Ian Kent <raven@themaw.net> Cc: Sage Weil <sage@newdream.net> Cc: Al Viro <viro@ZenIV.linux.org.uk> Cc: Andreas Dilger <adilger@sun.com> Cc: Christoph Hellwig <hch@infradead.org> Cc: Yehuda Saheh <yehuda@newdream.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/autofs4')
-rw-r--r--fs/autofs4/root.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 961ff377db0..81700f4a19d 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -405,8 +405,11 @@ static const struct dentry_operations autofs4_dentry_operations = {
.d_release = autofs4_dentry_release,
};
-static struct dentry *autofs4_lookup_active(struct autofs_sb_info *sbi, struct dentry *parent, struct qstr *name)
+static struct dentry *autofs4_lookup_active(struct dentry *dentry)
{
+ struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
+ struct dentry *parent = dentry->d_parent;
+ struct qstr *name = &dentry->d_name;
unsigned int len = name->len;
unsigned int hash = name->hash;
const unsigned char *str = name->name;
@@ -457,8 +460,11 @@ next:
return NULL;
}
-static struct dentry *autofs4_lookup_expiring(struct autofs_sb_info *sbi, struct dentry *parent, struct qstr *name)
+static struct dentry *autofs4_lookup_expiring(struct dentry *dentry)
{
+ struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
+ struct dentry *parent = dentry->d_parent;
+ struct qstr *name = &dentry->d_name;
unsigned int len = name->len;
unsigned int hash = name->hash;
const unsigned char *str = name->name;
@@ -530,7 +536,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s
DPRINTK("pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d",
current->pid, task_pgrp_nr(current), sbi->catatonic, oz_mode);
- active = autofs4_lookup_active(sbi, dentry->d_parent, &dentry->d_name);
+ active = autofs4_lookup_active(dentry);
if (active) {
dentry = active;
ino = autofs4_dentry_ino(dentry);
@@ -567,9 +573,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s
if (!oz_mode) {
mutex_unlock(&dir->i_mutex);
- expiring = autofs4_lookup_expiring(sbi,
- dentry->d_parent,
- &dentry->d_name);
+ expiring = autofs4_lookup_expiring(dentry);
if (expiring) {
/*
* If we are racing with expire the request might not