linux-kernel - [trivial PATCH, updated] fs: clarify "dummy" member in struct inodes_stat

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Message-ID: <tkrat.691ed5f2041a2996@s5r6.in-berlin.de>
Date:	Wed, 30 May 2007 21:01:53 +0200 (CEST)
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	trivial@...nel.org
cc:	Adrian Bunk <bunk@...sta.de>, linux-kernel@...r.kernel.org,
	Josh Boyer <jwboyer@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Alexey Dobriyan <adobriyan@...il.com>,
	"Robert P. J. Day" <rpjday@...dspring.com>
Subject: [trivial PATCH, updated] fs: clarify "dummy" member in struct
 inodes_stat_t

On 30 May, Robert P. J. Day wrote:
> On Wed, 30 May 2007, Adrian Bunk wrote:
>> Considering that we export this struct to usespace, I don't think
>> renaming a member without a good reason is a good idea (but adding a
>> comment makes sense).
[...]
> i thought i was submitting a fairly innocuous patch.  live and learn.

I've could have seen that it is defined outside #ifdef __KERNEL__.


From: Stefan Richter <stefanr@...6.in-berlin.de>
Subject: fs: clarify "dummy" member in struct inodes_stat_t

Signed-off-by: Stefan Richter <stefanr@...6.in-berlin.de>
--- linux.orig/include/linux/fs.h
+++ linux/include/linux/fs.h
@@ -44,7 +44,7 @@ extern int get_max_files(void);
 struct inodes_stat_t {
 	int nr_inodes;
 	int nr_unused;
-	int dummy[5];
+	int dummy[5];		/* padding for sysctl ABI compatibility */
 };
 extern struct inodes_stat_t inodes_stat;
 

-- 
Stefan Richter
-=====-=-=== -=-= ====-
http://arcgraph.de/sr/

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