Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fb58b7316a99703afb8d076b0e5f3e1e387e4b30
Commit: fb58b7316a99703afb8d076b0e5f3e1e387e4b30
Parent: ea6f3281a145d16ed53e88b0627f78d5cde6068f
Author: Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Mon Feb 12 00:51:57 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Mon Feb 12 09:48:28 2007 -0800
[PATCH] move remove_dquot_ref to dqout.c
Remove_dquot_ref can move to dqout.c instead of beeing in inode.c under
#ifdef CONFIG_QUOTA. Also clean the resulting code up a tiny little bit by
testing sb->dq_op earlier - it's constant over a filesystems lifetime.
Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
Cc: Jan Kara <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
fs/dquot.c | 24 ++++++++++++++++++++----
fs/inode.c | 27 ---------------------------
include/linux/fs.h | 1 -
3 files changed, 20 insertions(+), 32 deletions(-)
diff --git a/fs/dquot.c b/fs/dquot.c
index a561fb2..5bdc4b2 100644
--- a/fs/dquot.c
+++ b/fs/dquot.c
@@ -79,6 +79,7 @@
#include <linux/buffer_head.h>
#include <linux/capability.h>
#include <linux/quotaops.h>
+#include <linux/writeback.h> /* for inode_lock, oddly enough.. */
#include <asm/uaccess.h>
@@ -755,15 +756,30 @@ static void put_dquot_list(struct list_head *tofree_head)
}
}
+static void remove_dquot_ref(struct super_block *sb, int type,
+ struct list_head *tofree_head)
+{
+ struct inode *inode;
+
+ spin_lock(&inode_lock);
+ list_for_each_entry(inode, &sb->s_inodes, i_sb_list) {
+ if (!IS_NOQUOTA(inode))
+ remove_inode_dquot_ref(inode, type, tofree_head);
+ }
+ spin_unlock(&inode_lock);
+}
+
/* Gather all references from inodes and drop them */
static void drop_dquot_ref(struct super_block *sb, int type)
{
LIST_HEAD(tofree_head);
- down_write(&sb_dqopt(sb)->dqptr_sem);
- remove_dquot_ref(sb, type, &tofree_head);
- up_write(&sb_dqopt(sb)->dqptr_sem);
- put_dquot_list(&tofree_head);
+ if (sb->dq_op) {
+ down_write(&sb_dqopt(sb)->dqptr_sem);
+ remove_dquot_ref(sb, type, &tofree_head);
+ up_write(&sb_dqopt(sb)->dqptr_sem);
+ put_dquot_list(&tofree_head);
+ }
}
static inline void dquot_incr_inodes(struct dquot *dquot, unsigned long number)
diff --git a/fs/inode.c b/fs/inode.c
index e6d9307..5e32432 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1251,33 +1251,6 @@ int inode_needs_sync(struct inode *inode)
EXPORT_SYMBOL(inode_needs_sync);
-/*
- * Quota functions that want to walk the inode lists..
- */
-#ifdef CONFIG_QUOTA
-
-void remove_dquot_ref(struct super_block *sb, int type,
- struct list_head *tofree_head)
-{
- struct inode *inode;
-
- if (!sb->dq_op)
- return; /* nothing to do */
- spin_lock(&inode_lock); /* This lock is for inodes code */
-
- /*
- * We don't have to lock against quota code - test IS_QUOTAINIT is
- * just for speedup...
- */
- list_for_each_entry(inode, &sb->s_inodes, i_sb_list)
- if (!IS_NOQUOTA(inode))
- remove_inode_dquot_ref(inode, type, tofree_head);
-
- spin_unlock(&inode_lock);
-}
-
-#endif
-
int inode_wait(void *word)
{
schedule();
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 20fd161..990adcb 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1688,7 +1688,6 @@ extern struct inode *new_inode(struct super_block *);
extern int __remove_suid(struct dentry *, int);
extern int should_remove_suid(struct dentry *);
extern int remove_suid(struct dentry *);
-extern void remove_dquot_ref(struct super_block *, int, struct list_head *);
extern void __insert_inode_hash(struct inode *, unsigned long hashval);
extern void remove_inode_hash(struct inode *);
-
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