The patch titled
Introduce path_get()
has been removed from the -mm tree. Its filename was
introduce-path_get.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: Introduce path_get()
From: Jan Blunck <jblunck@xxxxxxx>
This introduces the symmetric function to path_put() for getting a reference
to the dentry and vfsmount of a struct path in the right order.
Signed-off-by: Jan Blunck <jblunck@xxxxxxx>
Signed-off-by: Andreas Gruenbacher <agruen@xxxxxxx>
Acked-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/namei.c | 17 +++++++++++++++--
include/linux/path.h | 1 +
2 files changed, 16 insertions(+), 2 deletions(-)
diff -puN fs/namei.c~introduce-path_get fs/namei.c
--- a/fs/namei.c~introduce-path_get
+++ a/fs/namei.c
@@ -363,6 +363,19 @@ int deny_write_access(struct file * file
}
/**
+ * path_get - get a reference to a path
+ * @path: path to get the reference to
+ *
+ * Given a path increment the reference count to the dentry and the vfsmount.
+ */
+void path_get(struct path *path)
+{
+ mntget(path->mnt);
+ dget(path->dentry);
+}
+EXPORT_SYMBOL(path_get);
+
+/**
* path_put - put a reference to a path
* @path: path to put the reference to
*
@@ -1160,8 +1173,8 @@ static int do_path_lookup(int dfd, const
if (retval)
goto fput_fail;
- nd->path.mnt = mntget(file->f_path.mnt);
- nd->path.dentry = dget(dentry);
+ nd->path = file->f_path;
+ path_get(&file->f_path);
fput_light(file, fput_needed);
}
diff -puN include/linux/path.h~introduce-path_get include/linux/path.h
--- a/include/linux/path.h~introduce-path_get
+++ a/include/linux/path.h
@@ -9,6 +9,7 @@ struct path {
struct dentry *dentry;
};
+extern void path_get(struct path *);
extern void path_put(struct path *);
#endif /* _LINUX_PATH_H */
_
Patches currently in -mm which might be from jblunck@xxxxxxx are
origin.patch
introduce-path_put-unionfs.patch
-
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