From: kernel test robot <lkp@intel.com>
To: Waiman Long <longman@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@kernel.org>,
Vladimir Davydov <vdavydov.dev@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Vlastimil Babka <vbabka@suse.cz>, Roman Gushchin <guro@fb.com>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
Shakeel Butt <shakeelb@google.com>
Subject: Re: [PATCH 1/3] mm, memcg: Don't put offlined memcg into local stock
Date: Sat, 2 Oct 2021 05:17:11 +0800 [thread overview]
Message-ID: <202110020539.WzMpQzEq-lkp@intel.com> (raw)
In-Reply-To: <20211001190938.14050-2-longman@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 3336 bytes --]
Hi Waiman,
I love your patch! Yet something to improve:
[auto build test ERROR on hnaz-mm/master]
url: https://github.com/0day-ci/linux/commits/Waiman-Long/mm-memcg-Miscellaneous-cleanups/20211002-031125
base: https://github.com/hnaz/linux-mm master
config: nios2-randconfig-r024-20211001 (attached as .config)
compiler: nios2-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/321484dcb4f16ca7bd626adf390222913d188ecc
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Waiman-Long/mm-memcg-Miscellaneous-cleanups/20211002-031125
git checkout 321484dcb4f16ca7bd626adf390222913d188ecc
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/asm-generic/percpu.h:5,
from ./arch/nios2/include/generated/asm/percpu.h:1,
from include/linux/irqflags.h:17,
from include/asm-generic/cmpxchg.h:15,
from ./arch/nios2/include/generated/asm/cmpxchg.h:1,
from include/asm-generic/atomic.h:12,
from ./arch/nios2/include/generated/asm/atomic.h:1,
from include/linux/atomic.h:7,
from include/linux/page_counter.h:5,
from mm/memcontrol.c:28:
mm/memcontrol.c: In function 'refill_stock':
>> mm/memcontrol.c:2225:27: error: 'struct mem_cgroup' has no member named 'kmem_state'
2225 | if (unlikely(memcg->kmem_state != KMEM_ONLINE)) {
| ^~
include/linux/compiler.h:78:45: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
vim +2225 mm/memcontrol.c
2212
2213 /*
2214 * Cache charges(val) to local per_cpu area.
2215 * This will be consumed by consume_stock() function, later.
2216 */
2217 static void refill_stock(struct mem_cgroup *memcg, unsigned int nr_pages)
2218 {
2219 struct memcg_stock_pcp *stock;
2220 unsigned long flags;
2221
2222 /*
2223 * An offlined memcg shouldn't be put into stock.
2224 */
> 2225 if (unlikely(memcg->kmem_state != KMEM_ONLINE)) {
2226 cancel_charge(memcg, nr_pages);
2227 return;
2228 }
2229
2230 local_irq_save(flags);
2231
2232 stock = this_cpu_ptr(&memcg_stock);
2233 if (stock->cached != memcg) { /* reset if necessary */
2234 drain_stock(stock);
2235 css_get(&memcg->css);
2236 stock->cached = memcg;
2237 }
2238 stock->nr_pages += nr_pages;
2239
2240 if (stock->nr_pages > MEMCG_CHARGE_BATCH)
2241 drain_stock(stock);
2242
2243 local_irq_restore(flags);
2244 }
2245
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 30314 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH 1/3] mm, memcg: Don't put offlined memcg into local stock
Date: Sat, 02 Oct 2021 05:17:11 +0800 [thread overview]
Message-ID: <202110020539.WzMpQzEq-lkp@intel.com> (raw)
In-Reply-To: <20211001190938.14050-2-longman@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 3423 bytes --]
Hi Waiman,
I love your patch! Yet something to improve:
[auto build test ERROR on hnaz-mm/master]
url: https://github.com/0day-ci/linux/commits/Waiman-Long/mm-memcg-Miscellaneous-cleanups/20211002-031125
base: https://github.com/hnaz/linux-mm master
config: nios2-randconfig-r024-20211001 (attached as .config)
compiler: nios2-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/321484dcb4f16ca7bd626adf390222913d188ecc
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Waiman-Long/mm-memcg-Miscellaneous-cleanups/20211002-031125
git checkout 321484dcb4f16ca7bd626adf390222913d188ecc
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/asm-generic/percpu.h:5,
from ./arch/nios2/include/generated/asm/percpu.h:1,
from include/linux/irqflags.h:17,
from include/asm-generic/cmpxchg.h:15,
from ./arch/nios2/include/generated/asm/cmpxchg.h:1,
from include/asm-generic/atomic.h:12,
from ./arch/nios2/include/generated/asm/atomic.h:1,
from include/linux/atomic.h:7,
from include/linux/page_counter.h:5,
from mm/memcontrol.c:28:
mm/memcontrol.c: In function 'refill_stock':
>> mm/memcontrol.c:2225:27: error: 'struct mem_cgroup' has no member named 'kmem_state'
2225 | if (unlikely(memcg->kmem_state != KMEM_ONLINE)) {
| ^~
include/linux/compiler.h:78:45: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
vim +2225 mm/memcontrol.c
2212
2213 /*
2214 * Cache charges(val) to local per_cpu area.
2215 * This will be consumed by consume_stock() function, later.
2216 */
2217 static void refill_stock(struct mem_cgroup *memcg, unsigned int nr_pages)
2218 {
2219 struct memcg_stock_pcp *stock;
2220 unsigned long flags;
2221
2222 /*
2223 * An offlined memcg shouldn't be put into stock.
2224 */
> 2225 if (unlikely(memcg->kmem_state != KMEM_ONLINE)) {
2226 cancel_charge(memcg, nr_pages);
2227 return;
2228 }
2229
2230 local_irq_save(flags);
2231
2232 stock = this_cpu_ptr(&memcg_stock);
2233 if (stock->cached != memcg) { /* reset if necessary */
2234 drain_stock(stock);
2235 css_get(&memcg->css);
2236 stock->cached = memcg;
2237 }
2238 stock->nr_pages += nr_pages;
2239
2240 if (stock->nr_pages > MEMCG_CHARGE_BATCH)
2241 drain_stock(stock);
2242
2243 local_irq_restore(flags);
2244 }
2245
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 30314 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: Waiman Long <longman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
Michal Hocko <mhocko-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Vladimir Davydov
<vdavydov.dev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Vlastimil Babka <vbabka-AlSwsSmVLrQ@public.gmane.org>,
Roman Gushchin <guro-b10kYP2dOMg@public.gmane.org>
Cc: kbuild-all-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org,
Linux Memory Management List
<linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Shakeel Butt <shakeelb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH 1/3] mm, memcg: Don't put offlined memcg into local stock
Date: Sat, 2 Oct 2021 05:17:11 +0800 [thread overview]
Message-ID: <202110020539.WzMpQzEq-lkp@intel.com> (raw)
In-Reply-To: <20211001190938.14050-2-longman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 3393 bytes --]
Hi Waiman,
I love your patch! Yet something to improve:
[auto build test ERROR on hnaz-mm/master]
url: https://github.com/0day-ci/linux/commits/Waiman-Long/mm-memcg-Miscellaneous-cleanups/20211002-031125
base: https://github.com/hnaz/linux-mm master
config: nios2-randconfig-r024-20211001 (attached as .config)
compiler: nios2-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/321484dcb4f16ca7bd626adf390222913d188ecc
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Waiman-Long/mm-memcg-Miscellaneous-cleanups/20211002-031125
git checkout 321484dcb4f16ca7bd626adf390222913d188ecc
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
All errors (new ones prefixed by >>):
In file included from include/asm-generic/percpu.h:5,
from ./arch/nios2/include/generated/asm/percpu.h:1,
from include/linux/irqflags.h:17,
from include/asm-generic/cmpxchg.h:15,
from ./arch/nios2/include/generated/asm/cmpxchg.h:1,
from include/asm-generic/atomic.h:12,
from ./arch/nios2/include/generated/asm/atomic.h:1,
from include/linux/atomic.h:7,
from include/linux/page_counter.h:5,
from mm/memcontrol.c:28:
mm/memcontrol.c: In function 'refill_stock':
>> mm/memcontrol.c:2225:27: error: 'struct mem_cgroup' has no member named 'kmem_state'
2225 | if (unlikely(memcg->kmem_state != KMEM_ONLINE)) {
| ^~
include/linux/compiler.h:78:45: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
vim +2225 mm/memcontrol.c
2212
2213 /*
2214 * Cache charges(val) to local per_cpu area.
2215 * This will be consumed by consume_stock() function, later.
2216 */
2217 static void refill_stock(struct mem_cgroup *memcg, unsigned int nr_pages)
2218 {
2219 struct memcg_stock_pcp *stock;
2220 unsigned long flags;
2221
2222 /*
2223 * An offlined memcg shouldn't be put into stock.
2224 */
> 2225 if (unlikely(memcg->kmem_state != KMEM_ONLINE)) {
2226 cancel_charge(memcg, nr_pages);
2227 return;
2228 }
2229
2230 local_irq_save(flags);
2231
2232 stock = this_cpu_ptr(&memcg_stock);
2233 if (stock->cached != memcg) { /* reset if necessary */
2234 drain_stock(stock);
2235 css_get(&memcg->css);
2236 stock->cached = memcg;
2237 }
2238 stock->nr_pages += nr_pages;
2239
2240 if (stock->nr_pages > MEMCG_CHARGE_BATCH)
2241 drain_stock(stock);
2242
2243 local_irq_restore(flags);
2244 }
2245
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 30314 bytes --]
next prev parent reply other threads:[~2021-10-01 21:17 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-01 19:09 [PATCH 0/3] mm, memcg: Miscellaneous cleanups Waiman Long
2021-10-01 19:09 ` Waiman Long
2021-10-01 19:09 ` [PATCH 1/3] mm, memcg: Don't put offlined memcg into local stock Waiman Long
2021-10-01 19:09 ` Waiman Long
2021-10-01 21:17 ` kernel test robot [this message]
2021-10-01 21:17 ` kernel test robot
2021-10-01 21:17 ` kernel test robot
2021-10-01 23:06 ` kernel test robot
2021-10-01 23:06 ` kernel test robot
2021-10-01 23:06 ` kernel test robot
2021-10-01 23:51 ` Roman Gushchin
2021-10-01 23:51 ` Roman Gushchin
2021-10-02 1:54 ` Waiman Long
2021-10-02 1:54 ` Waiman Long
2022-01-31 3:55 ` Waiman Long
2022-01-31 3:55 ` Waiman Long
2022-01-31 17:01 ` Roman Gushchin
2022-01-31 17:01 ` Roman Gushchin
2022-01-31 17:09 ` Waiman Long
2022-01-31 17:15 ` Waiman Long
2022-01-31 17:19 ` Roman Gushchin
2022-01-31 17:19 ` Roman Gushchin
2022-01-31 17:25 ` Waiman Long
2022-01-31 17:25 ` Waiman Long
2022-01-31 18:00 ` Shakeel Butt
2022-01-31 18:00 ` Shakeel Butt
2022-01-31 17:15 ` Roman Gushchin
2022-01-31 17:15 ` Roman Gushchin
2021-10-01 19:09 ` [PATCH 2/3] mm, memcg: Remove obsolete memcg_free_kmem() Waiman Long
2021-10-01 19:09 ` Waiman Long
2021-10-02 0:01 ` Roman Gushchin
2021-10-02 0:01 ` Roman Gushchin
2021-10-02 2:03 ` Waiman Long
2021-10-01 19:09 ` [PATCH 3/3] mm, memcg: Ensure valid memcg from objcg within a RCU critical section Waiman Long
2021-10-01 19:09 ` Waiman Long
2021-10-01 20:24 ` Shakeel Butt
2021-10-01 20:24 ` Shakeel Butt
2021-10-01 20:24 ` Shakeel Butt
2021-10-01 20:34 ` Waiman Long
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202110020539.WzMpQzEq-lkp@intel.com \
--to=lkp@intel.com \
--cc=akpm@linux-foundation.org \
--cc=cgroups@vger.kernel.org \
--cc=guro@fb.com \
--cc=hannes@cmpxchg.org \
--cc=kbuild-all@lists.01.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=longman@redhat.com \
--cc=mhocko@kernel.org \
--cc=shakeelb@google.com \
--cc=vbabka@suse.cz \
--cc=vdavydov.dev@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.