From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 14E63472081 for ; Tue, 15 Sep 2026 08:54:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789462444; cv=none; b=YA3VZqwxBjJ928RQtdFFL0pZUm7Vjh1i55D7RTZlUUx8dgTeJXLHQrLXEu4OYa6eHkMtpy8LiNWpPiaKdq86jQsdX+ffg5U/tUBv5j/Vzlu34ASeRPD6SKqHrg0jy63D4gej64hLL0CwbVKHKJIquseZiWPw5BBzSV+l6VvHo6k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789462444; c=relaxed/simple; bh=6ppER/FhGKQUjaGLUGS0FeykX6mRmwY4BKQi6oxX1fM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=kxBax6cVoKSlY+NfNzfOveT1I593eohDoxmvjIyQowdOzT4iX2KVt0NE2ljDAUXW36h+AovIO4m5y+sDBubkWM7pZU69GCLbErhYC9m3btVVftb49yyWR6QBHHCbluCLORxhAvym+c1zMt3p40suffxymC6iKP/Kd+OLucwjR6I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=UEgQ0Rxa; arc=none smtp.client-ip=192.198.163.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass 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="UEgQ0Rxa" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1789462442; x=1820998442; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=6ppER/FhGKQUjaGLUGS0FeykX6mRmwY4BKQi6oxX1fM=; b=UEgQ0Rxa9TI+Qpn+8XcrnpC8u9LapXpaSE53yMaZ1AvtFq6zgNKWtoqW sONkbMGgEMnTKV3A/JHqGW7vEaRDeAXF7E50taX9XghZL7TnEnvYr8a2h lxfAi8BC8ZhJPpuqw4oHIcgPrrxTuQWpqKsqsFLbw+5BBmkuOxSYkH09l Hvwe7xp4tsdjNyrG2nLTlLWWOFPun6Jd2aQlcbinIP08QUyc/33waaiaP FBUFoR1ulBAS1pMuLWFvJzh6C1tzcfX1MvY9VGX7yieTaW9DNzr4Qc6mc uH/uX4dpnpQT6PJJjIsinTbVi3HdWib+zFKs2nVvbFhQPozqeLin4Ydwc Q==; X-CSE-ConnectionGUID: +upfX5YMQJK7OiKjkOhLFw== X-CSE-MsgGUID: tiRDJdnDRJ+Jsr0rHJr3Jw== X-IronPort-AV: E=McAfee;i="6800,10657,11905"; a="101168407" X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="101168407" Received: from fmviesa013.fm.intel.com ([10.60.135.153]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Sep 2026 01:54:01 -0700 X-CSE-ConnectionGUID: itIHxcxMSFCqRs8jb4FMmQ== X-CSE-MsgGUID: tZ8uQBBUR6OBo+uNqVyLtA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="1290762" Received: from black.igk.intel.com ([10.91.253.5]) by fmviesa013.fm.intel.com with ESMTP; 15 Sep 2026 01:54:01 -0700 Received: by black.igk.intel.com (Postfix, from userid 1003) id 78C9199; Tue, 15 Sep 2026 10:53:59 +0200 (CEST) From: Andy Shevchenko To: linux-kernel@vger.kernel.org Cc: Andy Shevchenko , Andrew Morton , Andy Shevchenko Subject: [PATCH v1 1/1] resource: Replace open coded resource_overlaps() Date: Tue, 15 Sep 2026 10:53:53 +0200 Message-ID: <20260915085353.3518153-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In iomem_map_sanity_check() a piece of code resembles the content of the resource_overlaps(). Replace open coded piece with the call to the existing helper. Signed-off-by: Andy Shevchenko --- kernel/resource.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/kernel/resource.c b/kernel/resource.c index 54d7199695fb..cfc1a00e86aa 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -1833,7 +1833,7 @@ __setup("reserve=", reserve_setup); */ int iomem_map_sanity_check(resource_size_t addr, unsigned long size) { - resource_size_t end = addr + size - 1; + struct resource mem = DEFINE_RES_MEM(addr, size); struct resource *p; int err = 0; @@ -1843,12 +1843,10 @@ int iomem_map_sanity_check(resource_size_t addr, unsigned long size) * We can probably skip the resources without * IORESOURCE_IO attribute? */ - if (p->start > end) + if (!resource_overlaps(p, &mem)) continue; - if (p->end < addr) - continue; - if (PFN_DOWN(p->start) <= PFN_DOWN(addr) && - PFN_DOWN(p->end) >= PFN_DOWN(end)) + if (PFN_DOWN(p->start) <= PFN_DOWN(mem.start) && + PFN_DOWN(p->end) >= PFN_DOWN(mem.end)) continue; /* * if a resource is "BUSY", it's not a hardware resource @@ -1859,8 +1857,8 @@ int iomem_map_sanity_check(resource_size_t addr, unsigned long size) if (p->flags & IORESOURCE_BUSY) continue; - pr_debug("resource sanity check: requesting [mem %pa-%pa], which spans more than %s %pR\n", - &addr, &end, p->name, p); + pr_debug("resource sanity check: requesting %pR, which spans more than %s %pR\n", + &mem, p->name, p); err = -1; break; } -- 2.50.1