From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D841C3BED43 for ; Thu, 12 Mar 2026 10:08:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773310087; cv=none; b=Nqd3EJ5KYHYjqmu3Y4Dc4Q1ng2Z+hy52OtnaVwcNEMS0GeJxzZmkMrYnmMyCdmznrUxtDhjnQh3H/3MEPDqbGtLzptDG3OPhtF+MSYJkM8teLU9GjMyn0YeHoow66gVPcDXLcMG9q7iRE8z9RHVM+56OPmH+D+bYRAyBvTlQXQ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773310087; c=relaxed/simple; bh=r1n2RXgx4nV0bH5y1ROFL1cCjdzpl4RtfoEq5XAK988=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=BFmwczlbAQuUrVa13JE6zxa4AsbNGuu42hCM+2+lRZlzRPKtyrGh03dMBPVOgZrW6Rf6RLPAO8EQ7qBh+lA76JT7IuiaOixw7iw2tv1zJdDtMFbIkeTvQuhEP4aneJDGJB1gFQyDw77v7fQ02xFmsuBXqnE2UJpKHBt8A7hN2A0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Mu2tL2Qa; arc=none smtp.client-ip=198.175.65.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Mu2tL2Qa" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773310085; x=1804846085; h=date:from:to:cc:subject:message-id:mime-version; bh=r1n2RXgx4nV0bH5y1ROFL1cCjdzpl4RtfoEq5XAK988=; b=Mu2tL2QaZjUuyORmQQ+J6by9pyaJxCm5AD7KV5v1yRPMsToQb7J7iEhn BoTAauZ5lSb+ZNA+w3UIyTbNY/Nb6UIsjuYvPaWcDN1UeyEAgyZ0W7kIp e2NroIgVYkNVqQeefsRmEnDBRcGMupamCIm//dHdR9Shn1VBFX93wbKmR ksaP+BkUbHtxtEMGidBcAqUfTj8rqFYqCyUKLaKH9/oG3Hixnb5Z4X4Y2 u1KkFo+/i2QrvvYYTolZEyuQUG5+m1pVG+wts0Kx8VaKB6/zNqw9jOwdB RVUWoCfBIV8z7JgWuzysPHHYkR0cr/97JwoaCpjxJ8R91LU9kOAtSn2Ud g==; X-CSE-ConnectionGUID: c4CEPbtBSiamZZEdjjgUPg== X-CSE-MsgGUID: zYoZFRvJSsu9xXJhI6ybJA== X-IronPort-AV: E=McAfee;i="6800,10657,11726"; a="74276320" X-IronPort-AV: E=Sophos;i="6.23,116,1770624000"; d="scan'208";a="74276320" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2026 03:08:05 -0700 X-CSE-ConnectionGUID: KsLl9VaLQSyb5EGThHaRQw== X-CSE-MsgGUID: 9AKuSKKHQvmwJortciZ/dA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,116,1770624000"; d="scan'208";a="216911728" Received: from lkp-server01.sh.intel.com (HELO 418530b1a366) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 12 Mar 2026 03:08:03 -0700 Received: from kbuild by 418530b1a366 with local (Exim 4.98.2) (envelope-from ) id 1w0cxV-000000002Kl-0DlZ; Thu, 12 Mar 2026 10:08:01 +0000 Date: Thu, 12 Mar 2026 18:07:01 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: Re: [PATCH] mm: switch deferred split shrinker to list_lru Message-ID: <202603121741.Y8GG0oCq-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev In-Reply-To: <20260311154358.150977-1-hannes@cmpxchg.org> References: <20260311154358.150977-1-hannes@cmpxchg.org> TO: Johannes Weiner TO: Andrew Morton CC: Linux Memory Management List CC: David Hildenbrand CC: Zi Yan CC: "Liam R. Howlett" CC: Usama Arif CC: Kiryl Shutsemau CC: Dave Chinner CC: Roman Gushchin CC: linux-kernel@vger.kernel.org Hi Johannes, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Johannes-Weiner/mm-switch-deferred-split-shrinker-to-list_lru/20260312-000508 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260311154358.150977-1-hannes%40cmpxchg.org patch subject: [PATCH] mm: switch deferred split shrinker to list_lru :::::: branch date: 18 hours ago :::::: commit date: 18 hours ago config: parisc-randconfig-r073-20260312 (https://download.01.org/0day-ci/archive/20260312/202603121741.Y8GG0oCq-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 9.5.0 smatch: v0.5.0-9004-gb810ac53 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202603121741.Y8GG0oCq-lkp@intel.com/ smatch warnings: mm/list_lru.c:24 lock_list_lru() warn: mixing irqsave and irq mm/list_lru.c:35 unlock_list_lru() warn: mixing irqsave and irq vim +24 mm/list_lru.c c0a5b560938a0f2 Vladimir Davydov 2015-02-12 17 09adc9da498223d Johannes Weiner 2026-03-11 18 static inline void lock_list_lru(struct list_lru_one *l, bool irq, 09adc9da498223d Johannes Weiner 2026-03-11 19 unsigned long *irq_flags) 09adc9da498223d Johannes Weiner 2026-03-11 20 { 09adc9da498223d Johannes Weiner 2026-03-11 21 if (irq_flags) 09adc9da498223d Johannes Weiner 2026-03-11 22 spin_lock_irqsave(&l->lock, *irq_flags); 09adc9da498223d Johannes Weiner 2026-03-11 23 else if (irq) 09adc9da498223d Johannes Weiner 2026-03-11 @24 spin_lock_irq(&l->lock); 09adc9da498223d Johannes Weiner 2026-03-11 25 else 09adc9da498223d Johannes Weiner 2026-03-11 26 spin_lock(&l->lock); 09adc9da498223d Johannes Weiner 2026-03-11 27 } 09adc9da498223d Johannes Weiner 2026-03-11 28 09adc9da498223d Johannes Weiner 2026-03-11 29 static inline void unlock_list_lru(struct list_lru_one *l, bool irq, 09adc9da498223d Johannes Weiner 2026-03-11 30 unsigned long *irq_flags) 09adc9da498223d Johannes Weiner 2026-03-11 31 { 09adc9da498223d Johannes Weiner 2026-03-11 32 if (irq_flags) 09adc9da498223d Johannes Weiner 2026-03-11 33 spin_unlock_irqrestore(&l->lock, *irq_flags); 09adc9da498223d Johannes Weiner 2026-03-11 34 else if (irq) 09adc9da498223d Johannes Weiner 2026-03-11 @35 spin_unlock_irq(&l->lock); 09adc9da498223d Johannes Weiner 2026-03-11 36 else 09adc9da498223d Johannes Weiner 2026-03-11 37 spin_unlock(&l->lock); 09adc9da498223d Johannes Weiner 2026-03-11 38 } 09adc9da498223d Johannes Weiner 2026-03-11 39 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki