linux-kernel - [mchinth:sep_linux_v6.0-rc7 2/2] drivers/platform/x86/sepdk/sep/pebs.c:66:1: sparse: sparse: symbol '__pcpu_scope_dts_buffer_cea' was not declared. Should it be static?

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Date:   Tue, 4 Oct 2022 11:49:31 +0800
From:   kernel test robot <lkp@...el.com>
To:     Manisha Chinthapally <manisha.chinthapally@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [mchinth:sep_linux_v6.0-rc7 2/2]
 drivers/platform/x86/sepdk/sep/pebs.c:66:1: sparse: sparse: symbol
 '__pcpu_scope_dts_buffer_cea' was not declared. Should it be static?

tree:   https://github.com/mchinth/linux sep_linux_v6.0-rc7
head:   4c704363910aa00df3243bcb1658edf3fb9919c9
commit: 4c704363910aa00df3243bcb1658edf3fb9919c9 [2/2] Merge SEP5.36 into Linux tree
config: i386-randconfig-s002
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/mchinth/linux/commit/4c704363910aa00df3243bcb1658edf3fb9919c9
        git remote add mchinth https://github.com/mchinth/linux
        git fetch --no-tags mchinth sep_linux_v6.0-rc7
        git checkout 4c704363910aa00df3243bcb1658edf3fb9919c9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/platform/x86/sepdk/sep/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

sparse warnings: (new ones prefixed by >>)
   drivers/platform/x86/sepdk/sep/pebs.c:918:1: sparse: sparse: function 'PEBS_Overflowed' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:950:1: sparse: sparse: function 'PEBS_Reset_Index' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:985:1: sparse: sparse: function 'PEBS_Flush_Buffer' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1177:1: sparse: sparse: function 'PEBS_Reset_Counter' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1331:1: sparse: sparse: function 'PEBS_Modify_IP' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1364:1: sparse: sparse: function 'PEBS_Modify_TSC' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1385:1: sparse: sparse: function 'PEBS_Get_Num_Records_Filled' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1421:1: sparse: sparse: function 'PEBS_Fill_Phy_Addr' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1470:1: sparse: sparse: function 'PEBS_Fill_Buffer' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1573:1: sparse: sparse: function 'APEBS_Fill_Buffer' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1752:1: sparse: sparse: function 'PEBS_Initialize' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1862:1: sparse: sparse: function 'PEBS_Allocate' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:1986:1: sparse: sparse: function 'PEBS_Destroy' with external linkage has definition
   drivers/platform/x86/sepdk/sep/pebs.c:64:6: sparse: sparse: symbol 'local_cea_set_pte' was not declared. Should it be static?
   drivers/platform/x86/sepdk/sep/pebs.c:65:6: sparse: sparse: symbol 'local_do_kernel_range_flush' was not declared. Should it be static?
>> drivers/platform/x86/sepdk/sep/pebs.c:66:1: sparse: sparse: symbol '__pcpu_scope_dts_buffer_cea' was not declared. Should it be static?

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