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Message-ID: <202303250510.RNVcynwI-lkp@intel.com>
Date: Sat, 25 Mar 2023 06:03:47 +0800
From: kernel test robot <lkp@...el.com>
To: Jonathan Cameron <Jonathan.Cameron@...wei.com>,
Liang Kan <kan.liang@...ux.intel.com>,
linux-cxl@...r.kernel.org, peterz@...radead.org
Cc: oe-kbuild-all@...ts.linux.dev, mingo@...hat.com, acme@...nel.org,
mark.rutland@....com, will@...nel.org, dan.j.williams@...el.com,
linuxarm@...wei.com, linux-perf-users@...r.kernel.org,
linux-kernel@...r.kernel.org, Davidlohr Bueso <dave@...olabs.net>,
Dave Jiang <dave.jiang@...el.com>
Subject: Re: [PATCH v2 4/5] cxl: CXL Performance Monitoring Unit driver
Hi Jonathan,
I love your patch! Perhaps something to improve:
[auto build test WARNING on acme/perf/core]
[also build test WARNING on tip/perf/core cxl/next cxl/pending linus/master v6.3-rc3 next-20230324]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Jonathan-Cameron/cxl-Add-function-to-count-regblocks-of-a-given-type/20230325-011827
base: https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git perf/core
patch link: https://lore.kernel.org/r/20230324171313.18448-5-Jonathan.Cameron%40huawei.com
patch subject: [PATCH v2 4/5] cxl: CXL Performance Monitoring Unit driver
config: i386-randconfig-a001 (https://download.01.org/0day-ci/archive/20230325/202303250510.RNVcynwI-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/a04f0052a1fa10bda54569c8c7b3ab7fe60ca975
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Jonathan-Cameron/cxl-Add-function-to-count-regblocks-of-a-given-type/20230325-011827
git checkout a04f0052a1fa10bda54569c8c7b3ab7fe60ca975
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 olddefconfig
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/cxl/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303250510.RNVcynwI-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/cxl/cpmu.c: In function 'cpmu_parse_caps':
drivers/cxl/cpmu.c:101:15: error: implicit declaration of function 'readq'; did you mean 'readl'? [-Werror=implicit-function-declaration]
101 | val = readq(base + CPMU_CAP_REG);
| ^~~~~
| readl
drivers/cxl/cpmu.c: In function 'cpmu_pmu_enable':
drivers/cxl/cpmu.c:559:17: error: implicit declaration of function 'writeq'; did you mean 'writel'? [-Werror=implicit-function-declaration]
559 | writeq(0, base + CPMU_FREEZE_REG);
| ^~~~~~
| writel
In file included from include/linux/bitops.h:6,
from drivers/cxl/cpmu.c:24:
drivers/cxl/cpmu.c: In function 'cpmu_pmu_disable':
>> include/linux/bits.h:35:18: warning: right shift count is negative [-Wshift-count-negative]
35 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/bits.h:37:38: note: in expansion of macro '__GENMASK'
37 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/cxl/cpmu.c:578:24: note: in expansion of macro 'GENMASK'
578 | writeq(GENMASK(63, 0), base + CPMU_FREEZE_REG);
| ^~~~~~~
cc1: some warnings being treated as errors
vim +35 include/linux/bits.h
295bcca84916cb Rikard Falkeborn 2020-04-06 32
295bcca84916cb Rikard Falkeborn 2020-04-06 33 #define __GENMASK(h, l) \
95b980d62d52c4 Masahiro Yamada 2019-07-16 34 (((~UL(0)) - (UL(1) << (l)) + 1) & \
95b980d62d52c4 Masahiro Yamada 2019-07-16 @35 (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
295bcca84916cb Rikard Falkeborn 2020-04-06 36 #define GENMASK(h, l) \
295bcca84916cb Rikard Falkeborn 2020-04-06 37 (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
8bd9cb51daac89 Will Deacon 2018-06-19 38
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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