lkml.org 
[lkml]   [2007]   [Jun]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 13/16] Unionfs: Change free_dentry_private_info to take a struct dentry
Date
This makes it more symmetric with new_dentry_private_info.

Signed-off-by: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu>
---
fs/unionfs/dentry.c | 3 +--
fs/unionfs/lookup.c | 13 ++++++-------
fs/unionfs/main.c | 2 +-
fs/unionfs/union.h | 2 +-
4 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/fs/unionfs/dentry.c b/fs/unionfs/dentry.c
index db0ef43..9bd521b 100644
--- a/fs/unionfs/dentry.c
+++ b/fs/unionfs/dentry.c
@@ -334,8 +334,7 @@ static void unionfs_d_release(struct dentry *dentry)

out_free:
/* No need to unlock it, because it is disappeared. */
- free_dentry_private_data(UNIONFS_D(dentry));
- dentry->d_fsdata = NULL; /* just to be safe */
+ free_dentry_private_data(dentry);

out:
return;
diff --git a/fs/unionfs/lookup.c b/fs/unionfs/lookup.c
index 246a67a..8a09540 100644
--- a/fs/unionfs/lookup.c
+++ b/fs/unionfs/lookup.c
@@ -452,11 +452,12 @@ void unionfs_destroy_dentry_cache(void)
kmem_cache_destroy(unionfs_dentry_cachep);
}

-void free_dentry_private_data(struct unionfs_dentry_info *udi)
+void free_dentry_private_data(struct dentry *dentry)
{
- if (!udi)
+ if (!dentry || !dentry->d_fsdata)
return;
- kmem_cache_free(unionfs_dentry_cachep, udi);
+ kmem_cache_free(unionfs_dentry_cachep, dentry->d_fsdata);
+ dentry->d_fsdata = NULL;
}

static inline int __realloc_dentry_private_data(struct dentry *dentry)
@@ -493,8 +494,7 @@ int realloc_dentry_private_data(struct dentry *dentry)
return 0;

kfree(UNIONFS_D(dentry)->lower_paths);
- free_dentry_private_data(UNIONFS_D(dentry));
- dentry->d_fsdata = NULL;
+ free_dentry_private_data(dentry);
return -ENOMEM;
}

@@ -520,8 +520,7 @@ int new_dentry_private_data(struct dentry *dentry)
return 0;

mutex_unlock(&info->lock);
- free_dentry_private_data(info);
- dentry->d_fsdata = NULL;
+ free_dentry_private_data(dentry);
return -ENOMEM;
}

diff --git a/fs/unionfs/main.c b/fs/unionfs/main.c
index 2bcc84c..b9fe431 100644
--- a/fs/unionfs/main.c
+++ b/fs/unionfs/main.c
@@ -632,7 +632,7 @@ static int unionfs_read_super(struct super_block *sb, void *raw_data,
out_freedpd:
if (UNIONFS_D(sb->s_root)) {
kfree(UNIONFS_D(sb->s_root)->lower_paths);
- free_dentry_private_data(UNIONFS_D(sb->s_root));
+ free_dentry_private_data(sb->s_root);
}
dput(sb->s_root);

diff --git a/fs/unionfs/union.h b/fs/unionfs/union.h
index 7e0c318..6eb151e 100644
--- a/fs/unionfs/union.h
+++ b/fs/unionfs/union.h
@@ -235,7 +235,7 @@ static inline void unionfs_double_lock_dentry(struct dentry *d1,

extern int realloc_dentry_private_data(struct dentry *dentry);
extern int new_dentry_private_data(struct dentry *dentry);
-extern void free_dentry_private_data(struct unionfs_dentry_info *udi);
+extern void free_dentry_private_data(struct dentry *dentry);
extern void update_bstart(struct dentry *dentry);

/*
--
1.5.2.rc1.165.gaf9b
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-06-17 21:13    [W:0.894 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site