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SubjectRe: [PATCH v2 2/2] fs: add missing documentation to simple_xattr functions
On Thu, Sep 13, 2012 at 11:02:14AM -0700, Randy Dunlap wrote:
> On 09/11/2012 01:28 PM, Aristeu Rozanski wrote:
>
>
> +/**
> + * simple_xattr_set: xattr SET operation for in-memory/pseudo filesystems
>
> The format for the function name/description uses '-', not ':', as:
>
> * simple_xattr_set - xattr SET operation for in-memory/pseudo filesystems
>
> + * @xattrs: simple_xattr list
> + * @name: name of the new extended attribute
> + * @value: value of the new extended attribute. If NULL, will remove the
> + * attribute
>
> Missing @size parameter description.

Updated the patch in place accordingly. Thanks.

From 4895768b6aab55bbdbebcf2da090cb1a5ccf5463 Mon Sep 17 00:00:00 2001
From: Aristeu Rozanski <aris@redhat.com>
Date: Tue, 11 Sep 2012 16:28:11 -0400
Subject: [PATCH] fs: add missing documentation to simple_xattr functions

v2: add function documentation instead of adding a separate file under
Documentation/

tj: Updated comment a bit and rolled in Randy's suggestions.

Cc: Li Zefan <lizefan@huawei.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: Hillf Danton <dhillf@gmail.com>
Cc: Lennart Poettering <lpoetter@redhat.com>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Aristeu Rozanski <aris@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
fs/xattr.c | 18 ++++++++++++++++--
1 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/fs/xattr.c b/fs/xattr.c
index e17e773..f053c11 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -892,8 +892,19 @@ out:

}

-/*
- * xattr SET operation for in-memory/pseudo filesystems
+/**
+ * simple_xattr_set - xattr SET operation for in-memory/pseudo filesystems
+ * @xattrs: target simple_xattr list
+ * @name: name of the new extended attribute
+ * @value: value of the new xattr. If %NULL, will remove the attribute
+ * @size: size of the new xattr
+ * @flags: %XATTR_{CREATE|REPLACE}
+ *
+ * %XATTR_CREATE is set, the xattr shouldn't exist already; otherwise fails
+ * with -EEXIST. If %XATTR_REPLACE is set, the xattr should exist;
+ * otherwise, fails with -ENODATA.
+ *
+ * Returns 0 on success, -errno on failure.
*/
int simple_xattr_set(struct simple_xattrs *xattrs, const char *name,
const void *value, size_t size, int flags)
@@ -950,6 +961,9 @@ ssize_t simple_xattr_list(struct simple_xattrs *xattrs, char *buffer,
return used;
}

+/*
+ * Adds an extended attribute to the list
+ */
void simple_xattr_list_add(struct simple_xattrs *xattrs,
struct simple_xattr *new_xattr)
{
--
1.7.7.3


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