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Diffstat (limited to 'fs/quota/dquot.c')
-rw-r--r--fs/quota/dquot.c56
1 files changed, 28 insertions, 28 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index a2a622e079f..d3c032f5fa0 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -76,7 +76,7 @@
#include <linux/buffer_head.h>
#include <linux/capability.h>
#include <linux/quotaops.h>
-#include <linux/writeback.h> /* for inode_lock, oddly enough.. */
+#include "../internal.h" /* ugh */
#include <asm/uaccess.h>
@@ -442,7 +442,7 @@ EXPORT_SYMBOL(dquot_acquire);
*/
int dquot_commit(struct dquot *dquot)
{
- int ret = 0, ret2 = 0;
+ int ret = 0;
struct quota_info *dqopt = sb_dqopt(dquot->dq_sb);
mutex_lock(&dqopt->dqio_mutex);
@@ -454,15 +454,10 @@ int dquot_commit(struct dquot *dquot)
spin_unlock(&dq_list_lock);
/* Inactive dquot can be only if there was error during read/init
* => we have better not writing it */
- if (test_bit(DQ_ACTIVE_B, &dquot->dq_flags)) {
+ if (test_bit(DQ_ACTIVE_B, &dquot->dq_flags))
ret = dqopt->ops[dquot->dq_type]->commit_dqblk(dquot);
- if (info_dirty(&dqopt->info[dquot->dq_type])) {
- ret2 = dqopt->ops[dquot->dq_type]->write_file_info(
- dquot->dq_sb, dquot->dq_type);
- }
- if (ret >= 0)
- ret = ret2;
- }
+ else
+ ret = -EIO;
out_sem:
mutex_unlock(&dqopt->dqio_mutex);
return ret;
@@ -900,33 +895,38 @@ static void add_dquot_ref(struct super_block *sb, int type)
int reserved = 0;
#endif
- spin_lock(&inode_lock);
+ spin_lock(&inode_sb_list_lock);
list_for_each_entry(inode, &sb->s_inodes, i_sb_list) {
- if (inode->i_state & (I_FREEING|I_WILL_FREE|I_NEW))
+ spin_lock(&inode->i_lock);
+ if ((inode->i_state & (I_FREEING|I_WILL_FREE|I_NEW)) ||
+ !atomic_read(&inode->i_writecount) ||
+ !dqinit_needed(inode, type)) {
+ spin_unlock(&inode->i_lock);
continue;
+ }
#ifdef CONFIG_QUOTA_DEBUG
if (unlikely(inode_get_rsv_space(inode) > 0))
reserved = 1;
#endif
- if (!atomic_read(&inode->i_writecount))
- continue;
- if (!dqinit_needed(inode, type))
- continue;
-
__iget(inode);
- spin_unlock(&inode_lock);
+ spin_unlock(&inode->i_lock);
+ spin_unlock(&inode_sb_list_lock);
iput(old_inode);
__dquot_initialize(inode, type);
- /* We hold a reference to 'inode' so it couldn't have been
- * removed from s_inodes list while we dropped the inode_lock.
- * We cannot iput the inode now as we can be holding the last
- * reference and we cannot iput it under inode_lock. So we
- * keep the reference and iput it later. */
+
+ /*
+ * We hold a reference to 'inode' so it couldn't have been
+ * removed from s_inodes list while we dropped the
+ * inode_sb_list_lock We cannot iput the inode now as we can be
+ * holding the last reference and we cannot iput it under
+ * inode_sb_list_lock. So we keep the reference and iput it
+ * later.
+ */
old_inode = inode;
- spin_lock(&inode_lock);
+ spin_lock(&inode_sb_list_lock);
}
- spin_unlock(&inode_lock);
+ spin_unlock(&inode_sb_list_lock);
iput(old_inode);
#ifdef CONFIG_QUOTA_DEBUG
@@ -951,7 +951,7 @@ static inline int dqput_blocks(struct dquot *dquot)
/*
* Remove references to dquots from inode and add dquot to list for freeing
- * if we have the last referece to dquot
+ * if we have the last reference to dquot
* We can't race with anybody because we hold dqptr_sem for writing...
*/
static int remove_inode_dquot_ref(struct inode *inode, int type,
@@ -1007,7 +1007,7 @@ static void remove_dquot_ref(struct super_block *sb, int type,
struct inode *inode;
int reserved = 0;
- spin_lock(&inode_lock);
+ spin_lock(&inode_sb_list_lock);
list_for_each_entry(inode, &sb->s_inodes, i_sb_list) {
/*
* We have to scan also I_NEW inodes because they can already
@@ -1021,7 +1021,7 @@ static void remove_dquot_ref(struct super_block *sb, int type,
remove_inode_dquot_ref(inode, type, tofree_head);
}
}
- spin_unlock(&inode_lock);
+ spin_unlock(&inode_sb_list_lock);
#ifdef CONFIG_QUOTA_DEBUG
if (reserved) {
printk(KERN_WARNING "VFS (%s): Writes happened after quota"