lkml.org 
[lkml]   [2022]   [Feb]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    Subject[agd5f:drm-next 73/91] drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2460:5: warning: no previous prototype for function 'amdgpu_ras_block_late_init_default'
    tree:   https://gitlab.freedesktop.org/agd5f/linux.git drm-next
    head: 7dfbe38cecadbaf6dd426855d8bf8f34a4ca2c30
    commit: 418abce203fc2e936bf8c7632a9a429e861f6283 [73/91] drm/amdgpu: Remove redundant .ras_late_init initialization in some ras blocks
    config: arm-randconfig-r036-20220217 (https://download.01.org/0day-ci/archive/20220218/202202181417.bZQAVKEY-lkp@intel.com/config)
    compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e)
    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 arm cross compiling tool for clang build
    # apt-get install binutils-arm-linux-gnueabi
    git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git
    git fetch --no-tags agd5f drm-next
    git checkout 418abce203fc2e936bf8c7632a9a429e861f6283
    # 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=arm SHELL=/bin/bash drivers/gpu/drm/amd/amdgpu/

    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/amd/amdgpu/amdgpu_ras.c:2416:3: warning: variable 'ras_obj' is used uninitialized whenever 'if' condition is true [-Wsometimes-uninitialized]
    if (adev->in_suspend || amdgpu_in_reset(adev)) {
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    include/linux/compiler.h:56:28: note: expanded from macro 'if'
    #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    include/linux/compiler.h:58:30: note: expanded from macro '__trace_if_var'
    #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2453:6: note: uninitialized use occurs here
    if (ras_obj->ras_cb)
    ^~~~~~~
    include/linux/compiler.h:56:47: note: expanded from macro 'if'
    #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
    ^~~~
    include/linux/compiler.h:58:52: note: expanded from macro '__trace_if_var'
    #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
    ^~~~
    drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2416:3: note: remove the 'if' if its condition is always false
    if (adev->in_suspend || amdgpu_in_reset(adev)) {
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    include/linux/compiler.h:56:23: note: expanded from macro 'if'
    #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
    ^
    drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2403:41: note: initialize the variable 'ras_obj' to silence this warning
    struct amdgpu_ras_block_object *ras_obj;
    ^
    = NULL
    >> drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2460:5: warning: no previous prototype for function 'amdgpu_ras_block_late_init_default' [-Wmissing-prototypes]
    int amdgpu_ras_block_late_init_default(struct amdgpu_device *adev,
    ^
    drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2460:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
    int amdgpu_ras_block_late_init_default(struct amdgpu_device *adev,
    ^
    static
    2 warnings generated.


    vim +/amdgpu_ras_block_late_init_default +2460 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c

    2459
    > 2460 int amdgpu_ras_block_late_init_default(struct amdgpu_device *adev,
    2461 struct ras_common_if *ras_block)
    2462 {
    2463 return amdgpu_ras_block_late_init(adev, ras_block);
    2464 }
    2465

    ---
    0-DAY CI Kernel Test Service, Intel Corporation
    https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

    \
     
     \ /
      Last update: 2022-02-18 07:32    [W:3.091 / U:0.008 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site