From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-179.mta1.migadu.com (out-179.mta1.migadu.com [95.215.58.179]) (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 ADC753612FB for ; Fri, 10 Apr 2026 11:03:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.179 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775819009; cv=none; b=d++nL+DzDOUr0C4Z7VAI8Se9XDAWhIqeu3uq2kmEBH5RiWuJb0Zbym9/kzooraME0QypNjanWGYypB7gMoBTRak/OnQgVwedavNF8m2gmSBxNV+bDcDTqRPCYITSYEa671jUUozJZ1X7+W1OB8sXDbp4NbDWZGXoXJYJf3pyra0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775819009; c=relaxed/simple; bh=wEhZRWB2QYR9aCfpJcHsbkBH8H7Via0tqcyJM/CTihg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=UoNQtajtHthn7unEbVdaddCUhqeJTdeMlEjoxNB5M1rEMSH3eLKXym7ebQmhDf1V/GGhN1DkzW/Xyog0dRQwRjJFMOE4BibS8eXv6kDLWT7+pNeZ6/sHIZiJqZ/RUHSSOaNw7KVCoX+iPEQACnw+ouU8Za24kw8mLTjt79eAams= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=iJoGufjQ; arc=none smtp.client-ip=95.215.58.179 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="iJoGufjQ" Message-ID: <803a0c15-0a6a-4c00-b6b3-eaae56d5fc15@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1775818995; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=8bka1cw1Qi/26a2+Jc2kZb2RQ89wlOuzga7814xjpSI=; b=iJoGufjQVaQA6OgKeg5PcAsyZ8KZg1ybHyCC/iI7k/7xV/aIhUEg2lF1iVeMxXrG9M077+ EoC6fgrcjKXP0ZjKnjkT1Yvi28Vfmm6jVAR3ASkUYQ/Z0Ldz7JnJE9po7D5M3BnsWEuBwm p8XAjefEGV13yARmt8akLWTc9caFn4g= Date: Fri, 10 Apr 2026 12:03:03 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH v3 0/4] mm: improve large folio readahead and alignment for exec memory Content-Language: en-GB To: Andrew Morton , david@kernel.org, willy@infradead.org, ryan.roberts@arm.com, linux-mm@kvack.org Cc: r@hev.cc, jack@suse.cz, ajd@linux.ibm.com, apopple@nvidia.com, baohua@kernel.org, baolin.wang@linux.alibaba.com, brauner@kernel.org, catalin.marinas@arm.com, dev.jain@arm.com, kees@kernel.org, kevin.brodsky@arm.com, lance.yang@linux.dev, Liam.Howlett@oracle.com, linux-arm-kernel@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Lorenzo Stoakes , mhocko@suse.com, npache@redhat.com, pasha.tatashin@soleen.com, rmclure@linux.ibm.com, rppt@kernel.org, surenb@google.com, vbabka@kernel.org, Al Viro , ziy@nvidia.com, hannes@cmpxchg.org, kas@kernel.org, shakeel.butt@linux.dev, leitao@debian.org, kernel-team@meta.com References: <20260402181326.3107102-1-usama.arif@linux.dev> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Usama Arif In-Reply-To: <20260402181326.3107102-1-usama.arif@linux.dev> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 02/04/2026 19:08, Usama Arif wrote: > v2 -> v3: https://lore.kernel.org/all/20260320140315.979307-1-usama.arif@linux.dev/ > - Take into account READ_ONLY_THP_FOR_FS for elf alignment by aligning > to HPAGE_PMD_SIZE limited to 2M (Rui) > - Reviewed-by tags for patch 1 from Kiryl and Jan > - Remove preferred_exec_order() (Jan) > - Change ra->order to HPAGE_PMD_ORDER if vma_pages(vma) >= HPAGE_PMD_NR > otherwise use exec_folio_order() with gfp &= ~__GFP_RECLAIM for > do_sync_mmap_readahead(). > - Change exec_folio_order() to return 2M (cont-pte size) for 64K base > page size for arm64. > - remove bprm->file NULL check (Matthew) > - Change filp to file (Matthew) > - Improve checking of p_vaddr and p_vaddr (Rui and Matthew) > Hello! Just wanted to check if there was any feedback/review on the latest revision? Thanks!