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X-CSE-ConnectionGUID: LuME3koYRGSntPSRI8U8vA== X-CSE-MsgGUID: 74MFC4kVS02l1MkryY9h8g== X-IronPort-AV: E=McAfee;i="6800,10657,11702"; a="89734472" X-IronPort-AV: E=Sophos;i="6.21,294,1763452800"; d="scan'208";a="89734472" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Feb 2026 03:57:58 -0800 X-CSE-ConnectionGUID: FRlOA0T9SoOrGGjRRWbGBw== X-CSE-MsgGUID: LV+R5wG3S4yMQyFsoqk9BA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,294,1763452800"; d="scan'208";a="212910883" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 16 Feb 2026 03:57:56 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vrxEg-00000000znk-21cD; Mon, 16 Feb 2026 11:57:54 +0000 Date: Mon, 16 Feb 2026 19:56:54 +0800 From: kernel test robot To: Mayuresh Chitale Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Anup Patel Subject: [avpatel:riscv_trace_support_v3 55/60] drivers/hwtracing/rvtrace/rvtrace-ramsink.c:114:23: warning: variable 'trram_ctrl' set but not used Message-ID: <202602161901.2CFPiPwM-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://github.com/avpatel/linux.git riscv_trace_support_v3 head: 42acf36a226e81d2e18eb340bbfd6d7ab09b8c1e commit: 32999331eb99f67ab5abc1a7c8a62a8bf75ed0f2 [55/60] rvtrace: Add trace ramsink driver config: riscv-randconfig-002-20260216 (https://download.01.org/0day-ci/archive/20260216/202602161901.2CFPiPwM-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project e86750b29fa0ff207cd43213d66dabe565417638) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260216/202602161901.2CFPiPwM-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202602161901.2CFPiPwM-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/hwtracing/rvtrace/rvtrace-ramsink.c:114:23: warning: variable 'trram_ctrl' set but not used [-Wunused-but-set-variable] 114 | u32 wp_low, wp_high, trram_ctrl; | ^ 1 warning generated. vim +/trram_ctrl +114 drivers/hwtracing/rvtrace/rvtrace-ramsink.c 107 108 static size_t rvtrace_ramsink_copyto_auxbuf(struct rvtrace_component *comp, 109 struct rvtrace_perf_auxbuf *buf) 110 { 111 struct rvtrace_ramsink_priv *priv = dev_get_drvdata(&comp->dev); 112 size_t size_wp_end = 0, size_start_wp = 0; 113 struct trace_buf src, dst; > 114 u32 wp_low, wp_high, trram_ctrl; 115 u64 buf_cur_head; 116 117 dst.base = buf->base; 118 dst.len = buf->length; 119 dst.cur = buf->pos; 120 src.base = priv->va; 121 src.len = priv->size; 122 wp_low = rvtrace_read32(comp->pdata, RVTRACE_RAMSINK_WPLOW_OFF); 123 wp_high = rvtrace_read32(comp->pdata, RVTRACE_RAMSINK_WPHIGH_OFF); 124 buf_cur_head = (u64)(wp_high) << 32 | wp_low; 125 trram_ctrl = rvtrace_read32(comp->pdata, RVTRACE_COMPONENT_CTRL_OFFSET); 126 if (buf_cur_head & 0x1) { 127 buf_cur_head &= ~RVTRACE_RAMSINK_WPLOW_WRAP; 128 rvtrace_write32(comp->pdata, lower_32_bits(priv->start), 129 RVTRACE_RAMSINK_WPLOW_OFF); 130 rvtrace_write32(comp->pdata, upper_32_bits(priv->start), 131 RVTRACE_RAMSINK_WPHIGH_OFF); 132 src.cur = buf_cur_head - priv->start; 133 size_wp_end = priv->end - buf_cur_head; 134 tbuf_to_pbuf_copy(&src, &dst, size_wp_end); 135 } 136 137 src.cur = 0; 138 size_start_wp = buf_cur_head - priv->start; 139 tbuf_to_pbuf_copy(&src, &dst, size_start_wp); 140 dev_dbg(&comp->dev, "Copied %zu bytes\n", size_wp_end + size_start_wp); 141 return (size_wp_end + size_start_wp); 142 } 143 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki