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Date: Thu, 27 Jan 2022 04:13:58 +0800
From: kernel test robot <lkp@...el.com>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
robh+dt@...nel.org, gregkh@...uxfoundation.org
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
devicetree@...r.kernel.org, ekangupt@....qualcomm.com,
bkumar@....qualcomm.com, linux-kernel@...r.kernel.org,
srini@...nel.org, bjorn.andersson@...aro.org,
linux-arm-msm@...r.kernel.org,
Vamsi Krishna Gattupalli <quic_vgattupa@...cinc.com>
Subject: Re: [PATCH v3 11/12] misc: fastrpc: Add dma handle implementation
Hi Srinivas,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on robh/for-next linux/master linus/master v5.17-rc1 next-20220125]
[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/Srinivas-Kandagatla/misc-fastrpc-Add-missing-DSP-FastRPC-features/20220126-215705
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git 515a2f507491e7c3818e74ef4f4e088c1fecb190
config: hexagon-randconfig-r041-20220124 (https://download.01.org/0day-ci/archive/20220127/202201270440.GvskN5kg-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 2a1b7aa016c0f4b5598806205bdfbab1ea2d92c4)
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
# https://github.com/0day-ci/linux/commit/70d5973b9373ab26b6a1ed520ee07b71c7bdba63
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Srinivas-Kandagatla/misc-fastrpc-Add-missing-DSP-FastRPC-features/20220126-215705
git checkout 70d5973b9373ab26b6a1ed520ee07b71c7bdba63
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/misc/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> drivers/misc/fastrpc.c:1862:13: warning: stack frame size (1256) exceeds limit (1024) in 'fastrpc_device_ioctl' [-Wframe-larger-than]
static long fastrpc_device_ioctl(struct file *file, unsigned int cmd,
^
1 warning generated.
vim +/fastrpc_device_ioctl +1862 drivers/misc/fastrpc.c
b1c0b7969aa4918 Jeya R 2022-01-26 1861
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 @1862 static long fastrpc_device_ioctl(struct file *file, unsigned int cmd,
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1863 unsigned long arg)
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1864 {
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1865 struct fastrpc_user *fl = (struct fastrpc_user *)file->private_data;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1866 char __user *argp = (char __user *)arg;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1867 int err;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1868
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1869 switch (cmd) {
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1870 case FASTRPC_IOCTL_INVOKE:
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1871 err = fastrpc_invoke(fl, argp);
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1872 break;
d73f71c7c6ee158 Srinivas Kandagatla 2019-02-08 1873 case FASTRPC_IOCTL_INIT_ATTACH:
6010d9befc8df89 Jonathan Marek 2020-09-08 1874 err = fastrpc_init_attach(fl, AUDIO_PD);
6010d9befc8df89 Jonathan Marek 2020-09-08 1875 break;
6010d9befc8df89 Jonathan Marek 2020-09-08 1876 case FASTRPC_IOCTL_INIT_ATTACH_SNS:
6010d9befc8df89 Jonathan Marek 2020-09-08 1877 err = fastrpc_init_attach(fl, SENSORS_PD);
d73f71c7c6ee158 Srinivas Kandagatla 2019-02-08 1878 break;
d73f71c7c6ee158 Srinivas Kandagatla 2019-02-08 1879 case FASTRPC_IOCTL_INIT_CREATE:
d73f71c7c6ee158 Srinivas Kandagatla 2019-02-08 1880 err = fastrpc_init_create_process(fl, argp);
d73f71c7c6ee158 Srinivas Kandagatla 2019-02-08 1881 break;
6cffd79504ce040 Srinivas Kandagatla 2019-02-08 1882 case FASTRPC_IOCTL_ALLOC_DMA_BUFF:
6cffd79504ce040 Srinivas Kandagatla 2019-02-08 1883 err = fastrpc_dmabuf_alloc(fl, argp);
6cffd79504ce040 Srinivas Kandagatla 2019-02-08 1884 break;
2419e55e532de14 Jorge Ramirez-Ortiz 2019-10-09 1885 case FASTRPC_IOCTL_MMAP:
2419e55e532de14 Jorge Ramirez-Ortiz 2019-10-09 1886 err = fastrpc_req_mmap(fl, argp);
2419e55e532de14 Jorge Ramirez-Ortiz 2019-10-09 1887 break;
2419e55e532de14 Jorge Ramirez-Ortiz 2019-10-09 1888 case FASTRPC_IOCTL_MUNMAP:
2419e55e532de14 Jorge Ramirez-Ortiz 2019-10-09 1889 err = fastrpc_req_munmap(fl, argp);
2419e55e532de14 Jorge Ramirez-Ortiz 2019-10-09 1890 break;
b1c0b7969aa4918 Jeya R 2022-01-26 1891 case FASTRPC_IOCTL_MEM_MAP:
b1c0b7969aa4918 Jeya R 2022-01-26 1892 err = fastrpc_req_mem_map(fl, argp);
b1c0b7969aa4918 Jeya R 2022-01-26 1893 break;
b1c0b7969aa4918 Jeya R 2022-01-26 1894 case FASTRPC_IOCTL_MEM_UNMAP:
b1c0b7969aa4918 Jeya R 2022-01-26 1895 err = fastrpc_req_mem_unmap(fl, argp);
b1c0b7969aa4918 Jeya R 2022-01-26 1896 break;
a22465bb4904fac Jeya R 2022-01-26 1897 case FASTRPC_IOCTL_GET_DSP_INFO:
a22465bb4904fac Jeya R 2022-01-26 1898 err = fastrpc_get_dsp_info(fl, argp);
a22465bb4904fac Jeya R 2022-01-26 1899 break;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1900 default:
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1901 err = -ENOTTY;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1902 break;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1903 }
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1904
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1905 return err;
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1906 }
c68cfb718c8f97b Srinivas Kandagatla 2019-02-08 1907
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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