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X-CSE-ConnectionGUID: I82+TdUmQje/iNe2JrIcoA== X-CSE-MsgGUID: e74t4+9tT2e4mGaXUrmUIw== X-IronPort-AV: E=McAfee;i="6700,10204,11166"; a="22250475" X-IronPort-AV: E=Sophos;i="6.10,151,1719903600"; d="scan'208";a="22250475" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2024 05:23:57 -0700 X-CSE-ConnectionGUID: jTI0ERjdQYOOOYnshjCUog== X-CSE-MsgGUID: S9gzk8e6RFu1PRuXaiBdrQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,151,1719903600"; d="scan'208";a="60218489" Received: from lkp-server01.sh.intel.com (HELO 9a732dc145d3) ([10.239.97.150]) by orviesa007.jf.intel.com with ESMTP; 16 Aug 2024 05:23:54 -0700 Received: from kbuild by 9a732dc145d3 with local (Exim 4.96) (envelope-from ) id 1sevzj-0006Os-1J; Fri, 16 Aug 2024 12:23:51 +0000 Date: Fri, 16 Aug 2024 20:23:36 +0800 From: kernel test robot To: Antonino Maniscalco , Rob Clark , Sean Paul , Konrad Dybcio , Abhinav Kumar , Dmitry Baryshkov , Marijn Suijten , David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann Cc: oe-kbuild-all@lists.linux.dev, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Antonino Maniscalco , Sharat Masetty Subject: Re: [PATCH 4/7] drm/msm/A6xx: Implement preemption for A7XX targets Message-ID: <202408161951.81zgvcJ5-lkp@intel.com> References: <20240815-preemption-a750-t-v1-4-7bda26c34037@gmail.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240815-preemption-a750-t-v1-4-7bda26c34037@gmail.com> Hi Antonino, kernel test robot noticed the following build warnings: [auto build test WARNING on 7c626ce4bae1ac14f60076d00eafe71af30450ba] url: https://github.com/intel-lab-lkp/linux/commits/Antonino-Maniscalco/drm-msm-Fix-bv_fence-being-used-as-bv_rptr/20240816-023442 base: 7c626ce4bae1ac14f60076d00eafe71af30450ba patch link: https://lore.kernel.org/r/20240815-preemption-a750-t-v1-4-7bda26c34037%40gmail.com patch subject: [PATCH 4/7] drm/msm/A6xx: Implement preemption for A7XX targets config: i386-buildonly-randconfig-001-20240816 (https://download.01.org/0day-ci/archive/20240816/202408161951.81zgvcJ5-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240816/202408161951.81zgvcJ5-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/202408161951.81zgvcJ5-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/gpu/drm/msm/adreno/a6xx_preempt.c: In function 'update_wptr': >> drivers/gpu/drm/msm/adreno/a6xx_preempt.c:49:24: warning: unused variable 'cur_wptr' [-Wunused-variable] 49 | uint32_t wptr, cur_wptr; | ^~~~~~~~ vim +/cur_wptr +49 drivers/gpu/drm/msm/adreno/a6xx_preempt.c 44 45 /* Write the most recent wptr for the given ring into the hardware */ 46 static inline void update_wptr(struct msm_gpu *gpu, struct msm_ringbuffer *ring) 47 { 48 unsigned long flags; > 49 uint32_t wptr, cur_wptr; 50 51 if (!ring) 52 return; 53 54 spin_lock_irqsave(&ring->preempt_lock, flags); 55 56 if (ring->skip_inline_wptr) { 57 wptr = get_wptr(ring); 58 59 gpu_write(gpu, REG_A6XX_CP_RB_WPTR, wptr); 60 61 ring->skip_inline_wptr = false; 62 } 63 64 spin_unlock_irqrestore(&ring->preempt_lock, flags); 65 } 66 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki