diff options
author | Ian Kent <raven@themaw.net> | 2009-12-15 19:45:47 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-16 10:19:58 -0500 |
commit | 6510c9d8595adcee2b0dc86408bc432a8dd7d652 (patch) | |
tree | a0c9540de9004686633c2eb339d32ef24907fc2f /fs/autofs4/root.c | |
parent | 90387c9c1d5787aeb7dfdfc90c8f8aeaeed7ad0e (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/root.c')
-rw-r--r-- | fs/autofs4/root.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c index 961ff377db03..81700f4a19da 100644 --- a/fs/autofs4/root.c +++ b/fs/autofs4/root.c | |||
@@ -405,8 +405,11 @@ static const struct dentry_operations autofs4_dentry_operations = { | |||
405 | .d_release = autofs4_dentry_release, | 405 | .d_release = autofs4_dentry_release, |
406 | }; | 406 | }; |
407 | 407 | ||
408 | static struct dentry *autofs4_lookup_active(struct autofs_sb_info *sbi, struct dentry *parent, struct qstr *name) | 408 | static struct dentry *autofs4_lookup_active(struct dentry *dentry) |
409 | { | 409 | { |
410 | struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); | ||
411 | struct dentry *parent = dentry->d_parent; | ||
412 | struct qstr *name = &dentry->d_name; | ||
410 | unsigned int len = name->len; | 413 | unsigned int len = name->len; |
411 | unsigned int hash = name->hash; | 414 | unsigned int hash = name->hash; |
412 | const unsigned char *str = name->name; | 415 | const unsigned char *str = name->name; |
@@ -457,8 +460,11 @@ next: | |||
457 | return NULL; | 460 | return NULL; |
458 | } | 461 | } |
459 | 462 | ||
460 | static struct dentry *autofs4_lookup_expiring(struct autofs_sb_info *sbi, struct dentry *parent, struct qstr *name) | 463 | static struct dentry *autofs4_lookup_expiring(struct dentry *dentry) |
461 | { | 464 | { |
465 | struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); | ||
466 | struct dentry *parent = dentry->d_parent; | ||
467 | struct qstr *name = &dentry->d_name; | ||
462 | unsigned int len = name->len; | 468 | unsigned int len = name->len; |
463 | unsigned int hash = name->hash; | 469 | unsigned int hash = name->hash; |
464 | const unsigned char *str = name->name; | 470 | const unsigned char *str = name->name; |
@@ -530,7 +536,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s | |||
530 | DPRINTK("pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d", | 536 | DPRINTK("pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d", |
531 | current->pid, task_pgrp_nr(current), sbi->catatonic, oz_mode); | 537 | current->pid, task_pgrp_nr(current), sbi->catatonic, oz_mode); |
532 | 538 | ||
533 | active = autofs4_lookup_active(sbi, dentry->d_parent, &dentry->d_name); | 539 | active = autofs4_lookup_active(dentry); |
534 | if (active) { | 540 | if (active) { |
535 | dentry = active; | 541 | dentry = active; |
536 | ino = autofs4_dentry_ino(dentry); | 542 | ino = autofs4_dentry_ino(dentry); |
@@ -567,9 +573,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s | |||
567 | 573 | ||
568 | if (!oz_mode) { | 574 | if (!oz_mode) { |
569 | mutex_unlock(&dir->i_mutex); | 575 | mutex_unlock(&dir->i_mutex); |
570 | expiring = autofs4_lookup_expiring(sbi, | 576 | expiring = autofs4_lookup_expiring(dentry); |
571 | dentry->d_parent, | ||
572 | &dentry->d_name); | ||
573 | if (expiring) { | 577 | if (expiring) { |
574 | /* | 578 | /* |
575 | * If we are racing with expire the request might not | 579 | * If we are racing with expire the request might not |