From: Andrew Morton <akpm@linux-foundation.org>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: broonie@kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-next@vger.kernel.org, mhocko@suse.cz,
mm-commits@vger.kernel.org, sfr@canb.auug.org.au,
Chris Down <chris@chrisdown.name>
Subject: Re: mmotm 2019-07-24-21-39 uploaded (mm/memcontrol)
Date: Thu, 25 Jul 2019 16:39:59 -0700 [thread overview]
Message-ID: <20190725163959.3d759a7f37ba40bb7f75244e@linux-foundation.org> (raw)
In-Reply-To: <4831a203-8853-27d7-1996-280d34ea824f@infradead.org>
On Thu, 25 Jul 2019 15:02:59 -0700 Randy Dunlap <rdunlap@infradead.org> wrote:
> On 7/24/19 9:40 PM, akpm@linux-foundation.org wrote:
> > The mm-of-the-moment snapshot 2019-07-24-21-39 has been uploaded to
> >
> > http://www.ozlabs.org/~akpm/mmotm/
> >
> > mmotm-readme.txt says
> >
> > README for mm-of-the-moment:
> >
> > http://www.ozlabs.org/~akpm/mmotm/
> >
> > This is a snapshot of my -mm patch queue. Uploaded at random hopefully
> > more than once a week.
> >
> > You will need quilt to apply these patches to the latest Linus release (5.x
> > or 5.x-rcY). The series file is in broken-out.tar.gz and is duplicated in
> > http://ozlabs.org/~akpm/mmotm/series
> >
>
> on i386:
>
> ld: mm/memcontrol.o: in function `mem_cgroup_handle_over_high':
> memcontrol.c:(.text+0x6235): undefined reference to `__udivdi3'
Thanks. This?
--- a/mm/memcontrol.c~mm-throttle-allocators-when-failing-reclaim-over-memoryhigh-fix-fix
+++ a/mm/memcontrol.c
@@ -2414,8 +2414,9 @@ void mem_cgroup_handle_over_high(void)
*/
clamped_high = max(high, 1UL);
- overage = ((u64)(usage - high) << MEMCG_DELAY_PRECISION_SHIFT)
- / clamped_high;
+ overage = (u64)(usage - high) << MEMCG_DELAY_PRECISION_SHIFT;
+ do_div(overage, clamped_high);
+
penalty_jiffies = ((u64)overage * overage * HZ)
>> (MEMCG_DELAY_PRECISION_SHIFT + MEMCG_DELAY_SCALING_SHIFT);
_
next prev parent reply other threads:[~2019-07-25 23:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-25 4:40 mmotm 2019-07-24-21-39 uploaded akpm
2019-07-25 22:02 ` mmotm 2019-07-24-21-39 uploaded (mm/memcontrol) Randy Dunlap
2019-07-25 23:39 ` Andrew Morton [this message]
2019-07-25 23:51 ` Randy Dunlap
2019-07-27 3:42 ` Nathan Chancellor
2019-07-27 4:19 ` Andrew Morton
2019-07-27 4:36 ` Nathan Chancellor
2019-07-27 10:16 ` Chris Down
2019-07-28 23:51 ` Stephen Rothwell
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