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From: kernel test robot <lkp@intel.com>
To: Ido Schimmel <idosch@nvidia.com>
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org,
	linux-kernel@vger.kernel.org, Jiri Pirko <jiri@nvidia.com>
Subject: drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:2022:1: warning: unused function 'mlxsw_afa_sampler_mirror_agent_get'
Date: Wed, 29 Sep 2021 02:06:54 +0800	[thread overview]
Message-ID: <202109290245.bpgij5Zs-lkp@intel.com> (raw)

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6fd3ec5c7af58d5d6b598fba22ac387645af33f4
commit: ca19ea63f739c7a4e5dad64951706fea789e1f1a mlxsw: core_acl_flex_actions: Add mirror sampler action
date:   7 months ago
config: mips-randconfig-r013-20210928 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dc6e8dfdfe7efecfda318d43a06fae18b40eb498)
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 mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca19ea63f739c7a4e5dad64951706fea789e1f1a
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ca19ea63f739c7a4e5dad64951706fea789e1f1a
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/net/ethernet/mellanox/mlxsw/ mm/

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 >>):

   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:119:1: note: expanded from here
   mlxsw_afa_polcnt_c_p_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1736:1: warning: unused function 'mlxsw_afa_polcnt_counter_set_type_get'
   MLXSW_ITEM32(afa, polcnt, counter_set_type, 0x04, 24, 8);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:152:1: note: expanded from here
   mlxsw_afa_polcnt_counter_set_type_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1741:1: warning: unused function 'mlxsw_afa_polcnt_counter_index_get'
   MLXSW_ITEM32(afa, polcnt, counter_index, 0x04, 0, 24);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:185:1: note: expanded from here
   mlxsw_afa_polcnt_counter_index_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1747:1: warning: unused function 'mlxsw_afa_polcnt_pid_get'
   MLXSW_ITEM32(afa, polcnt, pid, 0x08, 0, 14);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:26:1: note: expanded from here
   mlxsw_afa_polcnt_pid_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1859:1: warning: unused function 'mlxsw_afa_virfwd_fid_cmd_get'
   MLXSW_ITEM32(afa, virfwd, fid_cmd, 0x08, 29, 3);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:113:1: note: expanded from here
   mlxsw_afa_virfwd_fid_cmd_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1864:1: warning: unused function 'mlxsw_afa_virfwd_fid_get'
   MLXSW_ITEM32(afa, virfwd, fid, 0x08, 0, 16);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:146:1: note: expanded from here
   mlxsw_afa_virfwd_fid_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1905:1: warning: unused function 'mlxsw_afa_mcrouter_rpf_action_get'
   MLXSW_ITEM32(afa, mcrouter, rpf_action, 0x00, 28, 3);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:33:1: note: expanded from here
   mlxsw_afa_mcrouter_rpf_action_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1908:1: warning: unused function 'mlxsw_afa_mcrouter_expected_irif_get'
   MLXSW_ITEM32(afa, mcrouter, expected_irif, 0x00, 0, 16);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:66:1: note: expanded from here
   mlxsw_afa_mcrouter_expected_irif_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1911:1: warning: unused function 'mlxsw_afa_mcrouter_min_mtu_get'
   MLXSW_ITEM32(afa, mcrouter, min_mtu, 0x08, 0, 16);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:99:1: note: expanded from here
   mlxsw_afa_mcrouter_min_mtu_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1921:1: warning: unused function 'mlxsw_afa_mcrouter_vrmid_get'
   MLXSW_ITEM32(afa, mcrouter, vrmid, 0x0C, 31, 1);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:132:1: note: expanded from here
   mlxsw_afa_mcrouter_vrmid_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1929:1: warning: unused function 'mlxsw_afa_mcrouter_rigr_rmid_index_get'
   MLXSW_ITEM32(afa, mcrouter, rigr_rmid_index, 0x0C, 0, 24);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:165:1: note: expanded from here
   mlxsw_afa_mcrouter_rigr_rmid_index_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1979:1: warning: unused function 'mlxsw_afa_l4port_s_d_get'
   MLXSW_ITEM32(afa, l4port, s_d, 0x00, 31, 1);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:30:1: note: expanded from here
   mlxsw_afa_l4port_s_d_get
   ^
   drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:1984:1: warning: unused function 'mlxsw_afa_l4port_l4_port_get'
   MLXSW_ITEM32(afa, l4port, l4_port, 0x08, 0, 16);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:63:1: note: expanded from here
   mlxsw_afa_l4port_l4_port_get
   ^
>> drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:2022:1: warning: unused function 'mlxsw_afa_sampler_mirror_agent_get'
   MLXSW_ITEM32(afa, sampler, mirror_agent, 0x04, 0, 3);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:112:1: note: expanded from here
   mlxsw_afa_sampler_mirror_agent_get
   ^
>> drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:2030:1: warning: unused function 'mlxsw_afa_sampler_mirror_probability_rate_get'
   MLXSW_ITEM32(afa, sampler, mirror_probability_rate, 0x08, 0, 24);
   ^
   drivers/net/ethernet/mellanox/mlxsw/item.h:355:19: note: expanded from macro 'MLXSW_ITEM32'
   static inline u32 mlxsw_##_type##_##_cname##_##_iname##_get(const char ^
   <scratch space>:145:1: note: expanded from here
   mlxsw_afa_sampler_mirror_probability_rate_get
   ^
   fatal error: error in backend: Nested variants found in inline asm string: ' .set push
   .set mips64r2
   .if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/atomic.h", .line = 153, $); 0x00 ) != -1)) : $))) ) && ( 0 ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif
   1: ll $1, $2 # atomic_fetch_add
   addu $0, $1, $3
   sc $0, $2
   beqz $0, 1b
   .set pop
   move $0, $1
   '
   clang-14: error: clang frontend command failed with exit code 70 (use -v to see invocation)
   clang version 14.0.0 (git://gitmirror/llvm_project dc6e8dfdfe7efecfda318d43a06fae18b40eb498)
   Target: mipsel-unknown-linux
   Thread model: posix
   InstalledDir: /opt/cross/clang-dc6e8dfdfe/bin
   clang-14: note: diagnostic msg:
   Makefile arch drivers fs include kernel mm net nr_bisected scripts source usr


vim +/mlxsw_afa_sampler_mirror_agent_get +2022 drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c

  2018	
  2019	/* afa_sampler_mirror_agent
  2020	 * Mirror (SPAN) agent.
  2021	 */
> 2022	MLXSW_ITEM32(afa, sampler, mirror_agent, 0x04, 0, 3);
  2023	
  2024	#define MLXSW_AFA_SAMPLER_RATE_MAX (BIT(24) - 1)
  2025	
  2026	/* afa_sampler_mirror_probability_rate
  2027	 * Mirroring probability.
  2028	 * Valid values are 1 to 2^24 - 1
  2029	 */
> 2030	MLXSW_ITEM32(afa, sampler, mirror_probability_rate, 0x08, 0, 24);
  2031	

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

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             reply	other threads:[~2021-09-28 18:07 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-28 18:06 kernel test robot [this message]
2021-09-29  9:44 ` drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c:2022:1: warning: unused function 'mlxsw_afa_sampler_mirror_agent_get' Ido Schimmel
2021-09-29 16:39   ` Nathan Chancellor
2021-09-30  6:41     ` Ido Schimmel

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