From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) (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 EAFFB2EA756; Wed, 13 Aug 2025 13:39:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755092356; cv=none; b=cAZOzqqazsjSuNotJJelPVyT8ycO6FOQkLE0r8QRE2Bt9ilaHr68mgxTcLMCe/5OvMz9au/AeZR64Lb6mDhg/hC9oMQZKxqwZ4J0SIN2Ijn3vOBEegFhnEXSFqy9RAxj+AP5o1+38r96dUFyOhzt16GDVpHblvxm7W3zCFHPiVQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755092356; c=relaxed/simple; bh=MgEKOEyyAEorH8iuoL33yXvGl8kuoAn+H2uLs0OHw6M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ClURwLywrHkkH3vOmPdX8tFNRtcXFf7Y0q1K+DE9Q6ILam4BOlPbiOnh0OauTmvVKE+eQulRs/FfC6bNz/k0KzxfL1/gUNljyeAIWA4Iay7tWqk+5k+X6E8O/DomNmKUiTqlsXZ/zsAr1XiHur8GB/VQDMErGAA6l7JpzfRmN8o= 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=N69VCTgc; arc=none smtp.client-ip=192.198.163.16 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="N69VCTgc" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755092355; x=1786628355; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=MgEKOEyyAEorH8iuoL33yXvGl8kuoAn+H2uLs0OHw6M=; b=N69VCTgc2znvvSEUehniANxzpD3hWWSx+47afhTIARX43jRVo1LockXy Fl4UCTt5IQrLvPp1bkUwd0Ffi1ZC4WtNBdan/awLrH9Y1hPzN5qFa2100 21cDiMFxBwz7Ngf34dq/2VXt/6Hm8PKSUC3JZ16/WBYDJYrRaPRjX0FCX 7DBC9aAAFRwLDMB97htYIxa1ylTavgBIc8WkVvFVX5b6j8HFyKZqmLhky EWy1PN23AoV6Icht2ywa2WdUubwJK0dvksYYA4n2Ab+scmqeGEPQuB3P7 kyptlujCw7GSBDbW3wJ0AGUpa2MXopXryxwx1w9YUIwD3CdzkzYt4xoBW A==; X-CSE-ConnectionGUID: FvYK9XeaSgGqRWn7aFed1g== X-CSE-MsgGUID: ZrL5Qxo8SP+7ousz5TP85w== X-IronPort-AV: E=McAfee;i="6800,10657,11520"; a="44964699" X-IronPort-AV: E=Sophos;i="6.17,285,1747724400"; d="scan'208";a="44964699" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Aug 2025 06:39:14 -0700 X-CSE-ConnectionGUID: N7uaji0FRw66mKcsookEbg== X-CSE-MsgGUID: sjsF9VtDR4iwOeSVE/y+eA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,285,1747724400"; d="scan'208";a="170683697" Received: from black.igk.intel.com ([10.91.253.5]) by fmviesa005.fm.intel.com with ESMTP; 13 Aug 2025 06:39:10 -0700 Received: by black.igk.intel.com (Postfix, from userid 1003) id 2E07F95; Wed, 13 Aug 2025 15:39:09 +0200 (CEST) Date: Wed, 13 Aug 2025 15:39:09 +0200 From: Andy Shevchenko To: Dominique Martinet Cc: Nathan Chancellor , kernel test robot , Dominique Martinet via B4 Relay , "Matthew Wilcox (Oracle)" , Christian Brauner , David Howells , Alexander Viro , Andrew Morton , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Maximilian Bosch , Ryan Lahfa , Christian Theune , Arnout Engelen , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 1/2] iov_iter: iterate_folioq: fix handling of offset >= folio size Message-ID: References: <20250811-iot_iter_folio-v1-1-d9c223adf93c@codewreck.org> <202508120250.Eooq2ydr-lkp@intel.com> <20250813051633.GA3895812@ax162> Precedence: bulk X-Mailing-List: linux-fsdevel@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: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo On Wed, Aug 13, 2025 at 02:34:25PM +0900, Dominique Martinet wrote: > Nathan Chancellor wrote on Tue, Aug 12, 2025 at 10:16:33PM -0700: > > > 1 warning generated. > > > > I see this in -next now, should remain be zero initialized or is there > > some other fix that is needed? > > A zero-initialization is fine, I sent a v2 with zero-initialization > fixed yesterday: > https://lkml.kernel.org/r/20250812-iot_iter_folio-v2-1-f99423309478@codewreck.org > > (and I'll send a v3 with the goto replaced with a bigger if later today > as per David's request) > > I assume Andrew will pick it up eventually? I hope this to happen sooner as it broke my builds too (I always do now `make W=1` and suggest all developers should follow). -- With Best Regards, Andy Shevchenko