From: kernel test robot <lkp@intel.com>
To: Song Liu <songliubraving@fb.com>,
linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org,
dm-devel@redhat.com
Cc: Song Liu <songliubraving@fb.com>,
Mike Snitzer <snitzer@redhat.com>,
kbuild-all@lists.01.org, Xiao Ni <xni@redhat.com>,
Matthew Ruffell <matthew.ruffell@canonical.com>
Subject: Re: [dm-devel] [PATCH] Revert "dm raid: remove unnecessary discard limits for raid10"
Date: Thu, 10 Dec 2020 12:09:05 +0800 [thread overview]
Message-ID: <202012101255.dsSLPPD8-lkp@intel.com> (raw)
In-Reply-To: <20201209215814.2623617-1-songliubraving@fb.com>
[-- Attachment #1: Type: text/plain, Size: 2602 bytes --]
Hi Song,
I love your patch! Perhaps something to improve:
[auto build test WARNING on dm/for-next]
[also build test WARNING on linux/master linus/master v5.10-rc7 next-20201209]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Song-Liu/Revert-dm-raid-remove-unnecessary-discard-limits-for-raid10/20201210-060948
base: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: x86_64-randconfig-s022-20201210 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-179-ga00755aa-dirty
# https://github.com/0day-ci/linux/commit/c041d7bf65519d8a09a4193a0963fdcadcfd639b
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Song-Liu/Revert-dm-raid-remove-unnecessary-discard-limits-for-raid10/20201210-060948
git checkout c041d7bf65519d8a09a4193a0963fdcadcfd639b
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
"sparse warnings: (new ones prefixed by >>)"
>> drivers/md/dm-raid.c:3739:47: sparse: sparse: incompatible types in comparison expression (different signedness):
>> drivers/md/dm-raid.c:3739:47: sparse: int *
>> drivers/md/dm-raid.c:3739:47: sparse: unsigned int *
vim +3739 drivers/md/dm-raid.c
3723
3724 static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits)
3725 {
3726 struct raid_set *rs = ti->private;
3727 unsigned int chunk_size_bytes = to_bytes(rs->md.chunk_sectors);
3728
3729 blk_limits_io_min(limits, chunk_size_bytes);
3730 blk_limits_io_opt(limits, chunk_size_bytes * mddev_data_stripes(rs));
3731
3732 /*
3733 * RAID10 personality requires bio splitting,
3734 * RAID0/1/4/5/6 don't and process large discard bios properly.
3735 */
3736 if (rs_is_raid10(rs)) {
3737 limits->discard_granularity = max(chunk_size_bytes,
3738 limits->discard_granularity);
> 3739 limits->max_discard_sectors = min_not_zero(rs->md.chunk_sectors,
3740 limits->max_discard_sectors);
3741 }
3742 }
3743
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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--
dm-devel mailing list
dm-devel@redhat.com
https://www.redhat.com/mailman/listinfo/dm-devel
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: Song Liu <songliubraving@fb.com>,
linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org,
dm-devel@redhat.com
Cc: kbuild-all@lists.01.org, Song Liu <songliubraving@fb.com>,
Matthew Ruffell <matthew.ruffell@canonical.com>,
Xiao Ni <xni@redhat.com>, Mike Snitzer <snitzer@redhat.com>
Subject: Re: [PATCH] Revert "dm raid: remove unnecessary discard limits for raid10"
Date: Thu, 10 Dec 2020 12:09:05 +0800 [thread overview]
Message-ID: <202012101255.dsSLPPD8-lkp@intel.com> (raw)
In-Reply-To: <20201209215814.2623617-1-songliubraving@fb.com>
[-- Attachment #1: Type: text/plain, Size: 2602 bytes --]
Hi Song,
I love your patch! Perhaps something to improve:
[auto build test WARNING on dm/for-next]
[also build test WARNING on linux/master linus/master v5.10-rc7 next-20201209]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Song-Liu/Revert-dm-raid-remove-unnecessary-discard-limits-for-raid10/20201210-060948
base: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: x86_64-randconfig-s022-20201210 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-179-ga00755aa-dirty
# https://github.com/0day-ci/linux/commit/c041d7bf65519d8a09a4193a0963fdcadcfd639b
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Song-Liu/Revert-dm-raid-remove-unnecessary-discard-limits-for-raid10/20201210-060948
git checkout c041d7bf65519d8a09a4193a0963fdcadcfd639b
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
"sparse warnings: (new ones prefixed by >>)"
>> drivers/md/dm-raid.c:3739:47: sparse: sparse: incompatible types in comparison expression (different signedness):
>> drivers/md/dm-raid.c:3739:47: sparse: int *
>> drivers/md/dm-raid.c:3739:47: sparse: unsigned int *
vim +3739 drivers/md/dm-raid.c
3723
3724 static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits)
3725 {
3726 struct raid_set *rs = ti->private;
3727 unsigned int chunk_size_bytes = to_bytes(rs->md.chunk_sectors);
3728
3729 blk_limits_io_min(limits, chunk_size_bytes);
3730 blk_limits_io_opt(limits, chunk_size_bytes * mddev_data_stripes(rs));
3731
3732 /*
3733 * RAID10 personality requires bio splitting,
3734 * RAID0/1/4/5/6 don't and process large discard bios properly.
3735 */
3736 if (rs_is_raid10(rs)) {
3737 limits->discard_granularity = max(chunk_size_bytes,
3738 limits->discard_granularity);
> 3739 limits->max_discard_sectors = min_not_zero(rs->md.chunk_sectors,
3740 limits->max_discard_sectors);
3741 }
3742 }
3743
---
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: 38495 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] Revert "dm raid: remove unnecessary discard limits for raid10"
Date: Thu, 10 Dec 2020 12:09:05 +0800 [thread overview]
Message-ID: <202012101255.dsSLPPD8-lkp@intel.com> (raw)
In-Reply-To: <20201209215814.2623617-1-songliubraving@fb.com>
[-- Attachment #1: Type: text/plain, Size: 2664 bytes --]
Hi Song,
I love your patch! Perhaps something to improve:
[auto build test WARNING on dm/for-next]
[also build test WARNING on linux/master linus/master v5.10-rc7 next-20201209]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Song-Liu/Revert-dm-raid-remove-unnecessary-discard-limits-for-raid10/20201210-060948
base: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: x86_64-randconfig-s022-20201210 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-179-ga00755aa-dirty
# https://github.com/0day-ci/linux/commit/c041d7bf65519d8a09a4193a0963fdcadcfd639b
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Song-Liu/Revert-dm-raid-remove-unnecessary-discard-limits-for-raid10/20201210-060948
git checkout c041d7bf65519d8a09a4193a0963fdcadcfd639b
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
"sparse warnings: (new ones prefixed by >>)"
>> drivers/md/dm-raid.c:3739:47: sparse: sparse: incompatible types in comparison expression (different signedness):
>> drivers/md/dm-raid.c:3739:47: sparse: int *
>> drivers/md/dm-raid.c:3739:47: sparse: unsigned int *
vim +3739 drivers/md/dm-raid.c
3723
3724 static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits)
3725 {
3726 struct raid_set *rs = ti->private;
3727 unsigned int chunk_size_bytes = to_bytes(rs->md.chunk_sectors);
3728
3729 blk_limits_io_min(limits, chunk_size_bytes);
3730 blk_limits_io_opt(limits, chunk_size_bytes * mddev_data_stripes(rs));
3731
3732 /*
3733 * RAID10 personality requires bio splitting,
3734 * RAID0/1/4/5/6 don't and process large discard bios properly.
3735 */
3736 if (rs_is_raid10(rs)) {
3737 limits->discard_granularity = max(chunk_size_bytes,
3738 limits->discard_granularity);
> 3739 limits->max_discard_sectors = min_not_zero(rs->md.chunk_sectors,
3740 limits->max_discard_sectors);
3741 }
3742 }
3743
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next prev parent reply other threads:[~2020-12-10 4:10 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-09 21:58 [dm-devel] [PATCH] Revert "dm raid: remove unnecessary discard limits for raid10" Song Liu
2020-12-09 21:58 ` Song Liu
2020-12-09 22:36 ` [dm-devel] " Mike Snitzer
2020-12-09 22:36 ` Mike Snitzer
2020-12-09 23:14 ` [dm-devel] " Song Liu
2020-12-09 23:14 ` Song Liu
2020-12-09 22:38 ` [dm-devel] " Mike Snitzer
2020-12-09 22:38 ` Mike Snitzer
2020-12-10 4:09 ` kernel test robot [this message]
2020-12-10 4:09 ` [PATCH] " kernel test robot
2020-12-10 4:09 ` kernel test robot
2020-12-10 5:33 ` [dm-devel] " kernel test robot
2020-12-10 5:33 ` kernel test robot
2020-12-10 5:33 ` kernel test robot
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