The patch titled
Introduce path_get()
has been added to the -mm tree. Its filename is
introduce-path_get.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Introduce path_get()
From: Jan Blunck <[EMAIL PROTECTED]>
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 <[EMAIL PROTECTED]>
Signed-off-by: Andreas Gruenbacher <[EMAIL PROTECTED]>
Signed-off-by: Bharata B Rao <[EMAIL PROTECTED]>
Acked-by: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
fs/namei.c | 17 +++++++++++++++--
include/linux/namei.h | 6 ------
include/linux/path.h | 1 +
3 files changed, 16 insertions(+), 8 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
*
@@ -1161,8 +1174,8 @@ static int fastcall do_path_lookup(int d
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/namei.h~introduce-path_get include/linux/namei.h
--- a/include/linux/namei.h~introduce-path_get
+++ a/include/linux/namei.h
@@ -94,10 +94,4 @@ static inline char *nd_get_link(struct n
return nd->saved_names[nd->depth];
}
-static inline void pathget(struct path *path)
-{
- mntget(path->mnt);
- dget(path->dentry);
-}
-
#endif /* _LINUX_NAMEI_H */
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 [EMAIL PROTECTED] are
origin.patch
r-o-bind-mounts-unix_find_other-elevate-write-count-for-touch_atime-fix.patch
r-o-bind-mounts-track-number-of-mount-writers-fix.patch
dont-touch-fs_struct-in-drivers.patch
dont-touch-fs_struct-in-usermodehelper.patch
remove-path_release_on_umount.patch
move-struct-path-into-its-own-header.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt-checkpatch-fixes.patch
introduce-path_put.patch
use-path_put-in-a-few-places-instead-of-mntdput.patch
introduce-path_get.patch
use-struct-path-in-fs_struct.patch
make-set_fs_rootpwd-take-a-struct-path.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt-unionfs.patch
introduce-path_put-unionfs.patch
introduce-path_get-unionfs.patch
-
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