From: kernel test robot <lkp@intel.com>
To: Siddharth Gupta <sidgup@codeaurora.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Rishabh Bhatnagar <rishabhb@codeaurora.org>,
Gurbir Arora <gurbaror@codeaurora.org>
Subject: drivers/remoteproc/qcom_common.c:126:27: sparse: sparse: restricted __le32 degrades to integer
Date: Tue, 27 Apr 2021 15:25:25 +0800 [thread overview]
Message-ID: <202104271523.yN7gH0mD-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 4a0225c3d208cfa6e4550f2210ffd9114a952a81
commit: 8ed8485c4f056d488d17a2b56581c86aeb42955d remoteproc: qcom: Add capability to collect minidumps
date: 5 months ago
config: arm64-randconfig-s031-20210427 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8ed8485c4f056d488d17a2b56581c86aeb42955d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 8ed8485c4f056d488d17a2b56581c86aeb42955d
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=arm64
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/remoteproc/qcom_common.c:126:27: sparse: sparse: restricted __le32 degrades to integer
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
vim +126 drivers/remoteproc/qcom_common.c
103
104 static int qcom_add_minidump_segments(struct rproc *rproc, struct minidump_subsystem *subsystem)
105 {
106 struct minidump_region __iomem *ptr;
107 struct minidump_region region;
108 int seg_cnt, i;
109 dma_addr_t da;
110 size_t size;
111 char *name;
112
113 if (WARN_ON(!list_empty(&rproc->dump_segments))) {
114 dev_err(&rproc->dev, "dump segment list already populated\n");
115 return -EUCLEAN;
116 }
117
118 seg_cnt = le32_to_cpu(subsystem->region_count);
119 ptr = ioremap((unsigned long)le64_to_cpu(subsystem->regions_baseptr),
120 seg_cnt * sizeof(struct minidump_region));
121 if (!ptr)
122 return -EFAULT;
123
124 for (i = 0; i < seg_cnt; i++) {
125 memcpy_fromio(®ion, ptr + i, sizeof(region));
> 126 if (region.valid == MD_REGION_VALID) {
127 name = kstrdup(region.name, GFP_KERNEL);
128 if (!name) {
129 iounmap(ptr);
130 return -ENOMEM;
131 }
132 da = le64_to_cpu(region.address);
> 133 size = le32_to_cpu(region.size);
134 rproc_coredump_add_custom_segment(rproc, da, size, NULL, name);
135 }
136 }
137
138 iounmap(ptr);
139 return 0;
140 }
141
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: drivers/remoteproc/qcom_common.c:126:27: sparse: sparse: restricted __le32 degrades to integer
Date: Tue, 27 Apr 2021 15:25:25 +0800 [thread overview]
Message-ID: <202104271523.yN7gH0mD-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 3901 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 4a0225c3d208cfa6e4550f2210ffd9114a952a81
commit: 8ed8485c4f056d488d17a2b56581c86aeb42955d remoteproc: qcom: Add capability to collect minidumps
date: 5 months ago
config: arm64-randconfig-s031-20210427 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8ed8485c4f056d488d17a2b56581c86aeb42955d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 8ed8485c4f056d488d17a2b56581c86aeb42955d
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=arm64
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/remoteproc/qcom_common.c:126:27: sparse: sparse: restricted __le32 degrades to integer
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast to restricted __le32
>> drivers/remoteproc/qcom_common.c:133:32: sparse: sparse: cast from restricted __le64
vim +126 drivers/remoteproc/qcom_common.c
103
104 static int qcom_add_minidump_segments(struct rproc *rproc, struct minidump_subsystem *subsystem)
105 {
106 struct minidump_region __iomem *ptr;
107 struct minidump_region region;
108 int seg_cnt, i;
109 dma_addr_t da;
110 size_t size;
111 char *name;
112
113 if (WARN_ON(!list_empty(&rproc->dump_segments))) {
114 dev_err(&rproc->dev, "dump segment list already populated\n");
115 return -EUCLEAN;
116 }
117
118 seg_cnt = le32_to_cpu(subsystem->region_count);
119 ptr = ioremap((unsigned long)le64_to_cpu(subsystem->regions_baseptr),
120 seg_cnt * sizeof(struct minidump_region));
121 if (!ptr)
122 return -EFAULT;
123
124 for (i = 0; i < seg_cnt; i++) {
125 memcpy_fromio(®ion, ptr + i, sizeof(region));
> 126 if (region.valid == MD_REGION_VALID) {
127 name = kstrdup(region.name, GFP_KERNEL);
128 if (!name) {
129 iounmap(ptr);
130 return -ENOMEM;
131 }
132 da = le64_to_cpu(region.address);
> 133 size = le32_to_cpu(region.size);
134 rproc_coredump_add_custom_segment(rproc, da, size, NULL, name);
135 }
136 }
137
138 iounmap(ptr);
139 return 0;
140 }
141
---
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 reply other threads:[~2021-04-27 7:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-27 7:25 kernel test robot [this message]
2021-04-27 7:25 ` drivers/remoteproc/qcom_common.c:126:27: sparse: sparse: restricted __le32 degrades to integer kernel test robot
2021-12-04 2:42 kernel test robot
2021-12-04 2:42 ` kernel test robot
2021-12-11 17:38 kernel test robot
2021-12-11 17:38 ` kernel test robot
2021-12-21 22:06 kernel test robot
2021-12-21 22:06 ` kernel test robot
2022-03-12 15:09 kernel test robot
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