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Message-ID: <202410251314.KllYat7L-lkp@intel.com>
Date: Fri, 25 Oct 2024 13:55:27 +0800
From: kernel test robot <lkp@...el.com>
To: goutongchen <goutongchen@...ontech.com>,
linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev,
linux-kernel@...r.kernel.org, Will Deacon <will@...nel.org>,
Robin Murphy <robin.murphy@....com>, Joerg Roedel <joro@...tes.org>,
Jason Gunthorpe <jgg@...pe.ca>, Rob Clark <robdclark@...omium.org>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: oe-kbuild-all@...ts.linux.dev, goutongchen <goutongchen@...ontech.com>,
苟浩 <gouhao@...ontech.com>
Subject: Re: [PATCH] iommu/arm-smmu: Add judgment on the size and granule
parameters passed in
Hi goutongchen,
kernel test robot noticed the following build warnings:
[auto build test WARNING on soc/for-next]
[also build test WARNING on arm-perf/for-next/perf linus/master joro-iommu/next v6.12-rc4 next-20241024]
[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/goutongchen/iommu-arm-smmu-Add-judgment-on-the-size-and-granule-parameters-passed-in/20241024-181048
base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
patch link: https://lore.kernel.org/r/20241024100224.62942-1-goutongchen%40uniontech.com
patch subject: [PATCH] iommu/arm-smmu: Add judgment on the size and granule parameters passed in
config: i386-buildonly-randconfig-005-20241025 (https://download.01.org/0day-ci/archive/20241025/202410251314.KllYat7L-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241025/202410251314.KllYat7L-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410251314.KllYat7L-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/linux/device.h:15,
from include/linux/acpi.h:14,
from drivers/iommu/arm/arm-smmu/arm-smmu.c:20:
drivers/iommu/arm/arm-smmu/arm-smmu.c: In function 'arm_smmu_tlb_inv_range_s1':
>> drivers/iommu/arm/arm-smmu/arm-smmu.c:287:34: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
287 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:154:56: note: in expansion of macro 'dev_fmt'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:286:17: note: in expansion of macro 'dev_err'
286 | dev_err(smmu->dev,
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:287:80: note: format string is defined here
287 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ~~^
| |
| long unsigned int
| %u
drivers/iommu/arm/arm-smmu/arm-smmu.c:287:34: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
287 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:154:56: note: in expansion of macro 'dev_fmt'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:286:17: note: in expansion of macro 'dev_err'
286 | dev_err(smmu->dev,
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:287:93: note: format string is defined here
287 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ~~^
| |
| long unsigned int
| %u
drivers/iommu/arm/arm-smmu/arm-smmu.c: In function 'arm_smmu_tlb_inv_range_s2':
drivers/iommu/arm/arm-smmu/arm-smmu.c:321:34: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
321 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:154:56: note: in expansion of macro 'dev_fmt'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:320:17: note: in expansion of macro 'dev_err'
320 | dev_err(smmu->dev,
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:321:80: note: format string is defined here
321 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ~~^
| |
| long unsigned int
| %u
drivers/iommu/arm/arm-smmu/arm-smmu.c:321:34: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
321 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:154:56: note: in expansion of macro 'dev_fmt'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:320:17: note: in expansion of macro 'dev_err'
320 | dev_err(smmu->dev,
| ^~~~~~~
drivers/iommu/arm/arm-smmu/arm-smmu.c:321:93: note: format string is defined here
321 | "The size or granule passed in is err. size=%lu, granule=%lu\n",
| ~~^
| |
| long unsigned int
| %u
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for GET_FREE_REGION
Depends on [n]: SPARSEMEM [=n]
Selected by [m]:
- RESOURCE_KUNIT_TEST [=m] && RUNTIME_TESTING_MENU [=y] && KUNIT [=m]
vim +287 drivers/iommu/arm/arm-smmu/arm-smmu.c
276
277 static void arm_smmu_tlb_inv_range_s1(unsigned long iova, size_t size,
278 size_t granule, void *cookie, int reg)
279 {
280 struct arm_smmu_domain *smmu_domain = cookie;
281 struct arm_smmu_device *smmu = smmu_domain->smmu;
282 struct arm_smmu_cfg *cfg = &smmu_domain->cfg;
283 int idx = cfg->cbndx;
284
285 if (size == 0 || granule == 0 || (size % granule) != 0) {
286 dev_err(smmu->dev,
> 287 "The size or granule passed in is err. size=%lu, granule=%lu\n",
288 size, granule);
289 return;
290 }
291
292 if (smmu->features & ARM_SMMU_FEAT_COHERENT_WALK)
293 wmb();
294
295 if (cfg->fmt != ARM_SMMU_CTX_FMT_AARCH64) {
296 iova = (iova >> 12) << 12;
297 iova |= cfg->asid;
298 do {
299 arm_smmu_cb_write(smmu, idx, reg, iova);
300 iova += granule;
301 } while (size -= granule);
302 } else {
303 iova >>= 12;
304 iova |= (u64)cfg->asid << 48;
305 do {
306 arm_smmu_cb_writeq(smmu, idx, reg, iova);
307 iova += granule >> 12;
308 } while (size -= granule);
309 }
310 }
311
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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