From patchwork Thu Sep 5 18:48:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13792822 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) (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 8D9AA18594F; Thu, 5 Sep 2024 18:48:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.12 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725562136; cv=none; b=uR1TBlsLVbsTXRgIZK0WxhBS+i6niTYZU8Vg7jr0xEgB4idh24q9QIdUM9MS3/e7P4j6PoEdj7Zo+ZxrTeiHLojkEL2W/SSY/LF/s2Ck6NdIfWrS8qQSCQcXP0lFvp/IYQ0QtUf++zT7cv1rQniYrHminfhbb6VZx4KTELV1LcQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725562136; c=relaxed/simple; bh=ZljIkKUS2LF56585H3POgSW+/xG8s5rlvOrzZoy8J/s=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=NiUn9l2BBhix3m0cJhGKkjYEncq1q/R3Cr3UZrJdqR6gylYFn9+/SutD18wULjpx0QkOxyYpSytjJZBUyeJczLAHvkwlBxFFTfqyrItnDVmyR0QRdm85Olm4fL2O/q+gSYi8P3nuiCbNyZ+ptb/22ZNkPQ71EJ/tU2NSBcCC0I8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Ze+tsMpD; arc=none smtp.client-ip=192.198.163.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Ze+tsMpD" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1725562135; x=1757098135; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ZljIkKUS2LF56585H3POgSW+/xG8s5rlvOrzZoy8J/s=; b=Ze+tsMpDXUz9mF8CKTKHuMjM9aP9DB2WQP5NglkoNuDbfXo0shzqoljn 2QzkXYSJkqC2WlNRuTtkzN8epAu0cNycv4vwiSXMwSMw1fL1w9D2sOXG3 wHrs7NSEQdo2qUbMfHvaUZ9/evf4KJIeXbc/kXnBYWpQO98eoAm+Kpixe A3/RYc/NxHcfw7FbLnnPnVW3vcD4CmyP6QwuyVosEaIl+LonsYZo1dvPV Nl2NFMGoJT5rI5wwhaUthN1kDDOej5VBTYAVjdQz4Oxdb18odq0xW+E++ RaF/wuVXFjIqNed77AEPj8tD9OKB7Bmg9FGoWs0p+GnpjFFbp0G6Ag5LR w==; X-CSE-ConnectionGUID: ELC9Ksm+T7yCK649IgpyVg== X-CSE-MsgGUID: nwzT1wdCSCWhiOrvZz3mfA== X-IronPort-AV: E=McAfee;i="6700,10204,11186"; a="28187977" X-IronPort-AV: E=Sophos;i="6.10,205,1719903600"; d="scan'208";a="28187977" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2024 11:48:54 -0700 X-CSE-ConnectionGUID: /+wtgG3KS+ydmXMb+ufECw== X-CSE-MsgGUID: 8YAd/cYsT/GUYAOpERb1KA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,205,1719903600"; d="scan'208";a="70523400" Received: from black.fi.intel.com ([10.237.72.28]) by orviesa005.jf.intel.com with ESMTP; 05 Sep 2024 11:48:51 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 4D90B31E; Thu, 05 Sep 2024 21:48:49 +0300 (EEST) From: Andy Shevchenko To: "Rafael J. Wysocki" , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev Cc: "Rafael J. Wysocki" , Len Brown , Pavel Machek , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , Andy Shevchenko Subject: [PATCH v1 1/1] PM: hibernate: Remove unused stub for saveable_highmem_page() Date: Thu, 5 Sep 2024 21:48:48 +0300 Message-ID: <20240905184848.318978-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1336.g36b5255a03ac Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 When saveable_highmem_page() is unused, it prevents kernel builds with clang, `make W=1` and CONFIG_WERROR=y: kernel/power/snapshot.c:1369:21: error: unused function 'saveable_highmem_page' [-Werror,-Wunused-function] 1369 | static inline void *saveable_highmem_page(struct zone *z, unsigned long p) | ^~~~~~~~~~~~~~~~~~~~~ Fix this by removing unused stub. See also commit 6863f5643dd7 ("kbuild: allow Clang to find unused static inline functions for W=1 build"). Signed-off-by: Andy Shevchenko --- kernel/power/snapshot.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 405eddbda4fc..30894d8f0a78 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -1365,11 +1365,6 @@ static unsigned int count_highmem_pages(void) } return n; } -#else -static inline void *saveable_highmem_page(struct zone *z, unsigned long p) -{ - return NULL; -} #endif /* CONFIG_HIGHMEM */ /**