From: kernel test robot <lkp@intel.com>
To: Eric Anholt <eric@anholt.net>,
dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
freedreno@lists.freedesktop.org, Rob Clark <robdclark@gmail.com>,
Sean Paul <sean@poorly.run>,
Jordan Crouse <jcrouse@codeaurora.org>
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] drm/msm: Quiet error during failure in optional resource mappings.
Date: Sat, 4 Jul 2020 00:13:03 +0800 [thread overview]
Message-ID: <202007040017.04w9JIb6%lkp@intel.com> (raw)
In-Reply-To: <20200629181921.3019271-2-eric@anholt.net>
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Hi Eric,
I love your patch! Perhaps something to improve:
[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next drm-tip/drm-tip linus/master v5.8-rc3 next-20200703]
[cannot apply to drm/drm-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Eric-Anholt/drm-msm-Garbage-collect-unused-resource-_len-fields/20200630-022449
base: git://anongit.freedesktop.org/drm-intel for-linux-next
config: arm64-randconfig-r031-20200703 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project ca464639a1c9dd3944eb055ffd2796e8c2e7639f)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/msm/msm_drv.c:123:15: warning: no previous prototype for function '_msm_ioremap' [-Wmissing-prototypes]
void __iomem *_msm_ioremap(struct platform_device *pdev, const char *name,
^
drivers/gpu/drm/msm/msm_drv.c:123:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __iomem *_msm_ioremap(struct platform_device *pdev, const char *name,
^
static
1 warning generated.
vim +/_msm_ioremap +123 drivers/gpu/drm/msm/msm_drv.c
122
> 123 void __iomem *_msm_ioremap(struct platform_device *pdev, const char *name,
124 const char *dbgname, bool quiet)
125 {
126 struct resource *res;
127 unsigned long size;
128 void __iomem *ptr;
129
130 if (name)
131 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
132 else
133 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
134
135 if (!res) {
136 if (!quiet)
137 DRM_DEV_ERROR(&pdev->dev, "failed to get memory resource: %s\n", name);
138 return ERR_PTR(-EINVAL);
139 }
140
141 size = resource_size(res);
142
143 ptr = devm_ioremap(&pdev->dev, res->start, size);
144 if (!ptr) {
145 if (!quiet)
146 DRM_DEV_ERROR(&pdev->dev, "failed to ioremap: %s\n", name);
147 return ERR_PTR(-ENOMEM);
148 }
149
150 if (reglog)
151 printk(KERN_DEBUG "IO:region %s %p %08lx\n", dbgname, ptr, size);
152
153 return ptr;
154 }
155
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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prev parent reply other threads:[~2020-07-03 16:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-29 18:19 [PATCH 1/2] drm/msm: Garbage collect unused resource _len fields Eric Anholt
2020-06-29 18:19 ` [PATCH 2/2] drm/msm: Quiet error during failure in optional resource mappings Eric Anholt
2020-06-29 19:57 ` Rob Clark
2020-07-03 16:13 ` kernel test robot [this message]
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