linux-kernel - Re: [PATCH 3.16 105/133] mm/vmstat.c: fix wrong comment

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Date:   Thu, 23 Nov 2017 13:05:10 +0000
From:   Ben Hutchings <ben@...adent.org.uk>
To:     Vlastimil Babka <vbabka@...e.cz>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Cc:     akpm@...ux-foundation.org, SeongJae Park <sj38.park@...il.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Michal Hocko <mhocko@...nel.org>
Subject: Re: [PATCH 3.16 105/133] mm/vmstat.c: fix wrong comment

On Wed, 2017-11-22 at 08:41 +0100, Vlastimil Babka wrote:
> On 11/22/2017 02:58 AM, Ben Hutchings wrote:
> > 3.16.51-rc1 review patch.  If anyone has any objections, please let me know.
> 
> I don't really care much in the end, but is "fix wrong comment" really a
> stable patch material these days? :)

It had a Fixes: field and it clearly won't do any harm.

Still, none of the other stable branches has it so I'll drop it.

Ben.

> > ------------------
> > 
> > From: SeongJae Park <sj38.park@...il.com>
> > 
> > commit f113e64121ba9f4791332248b315d9f57ee33a6b upstream.
> > 
> > Comment for pagetypeinfo_showblockcount() is mistakenly duplicated from
> > pagetypeinfo_show_free()'s comment.  This commit fixes it.
> > 
> > Link: http://lkml.kernel.org/r/20170809185816.11244-1-sj38.park@gmail.com
> > Fixes: 467c996c1e19 ("Print out statistics in relation to fragmentation avoidance to /proc/pagetypeinfo")
> > Signed-off-by: SeongJae Park <sj38.park@...il.com>
> > Cc: Michal Hocko <mhocko@...nel.org>
> > Cc: Vlastimil Babka <vbabka@...e.cz>
> > Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
> > Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
> > Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
> > ---
> >  mm/vmstat.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > --- a/mm/vmstat.c
> > +++ b/mm/vmstat.c
> > @@ -975,7 +975,7 @@ static void pagetypeinfo_showblockcount_
> >  	seq_putc(m, '\n');
> >  }
> >  
> > -/* Print out the free pages at each order for each migratetype */
> > +/* Print out the number of pageblocks for each migratetype */
> >  static int pagetypeinfo_showblockcount(struct seq_file *m, void *arg)
> >  {
> >  	int mtype;
> > 
> 
> 
-- 
Ben Hutchings
When in doubt, use brute force. - Ken Thompson


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