From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 666E3FF885D for ; Tue, 28 Apr 2026 04:15:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=surCf8gO3wT8Pdul782oJaTtr+PBu6+mjAu4GEjX9Ao=; b=bPwclYsQpa8e6ZPgSK/p4i2Pc4 OWLcBGrEhJIrpxNgwdG33DTlVtZlXYCXx7zfE4Nfl3TSHRpgenb/SAmf9Czz+hztvUTRP6Nh2HiBK 2DTMcPyGPw9fy80tVbtwY2SaYpmuoIMFsLaf3xLFV1oAmTwh9TpWOXve9xOxZc+j4/gSxF09QB0dS gcRD4/A+ZibRQAPAP1rhp5ZQgXipUbAVmfLsrCWEiJUvSprjtzXkdwAgfQnHNO7OwL8aMIkc0oFha LywWa2oV3oSPgWcH2Wg1YXsXSOs0NyMGuYJ98QCwa6284wFaTp7BjeB3WwGSm0c3Sm0Ci9pjY1d4e TE0rTHFA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHZqY-00000000X30-1wBD; Tue, 28 Apr 2026 04:14:54 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHZqV-00000000X1v-0Eba for linux-arm-kernel@lists.infradead.org; Tue, 28 Apr 2026 04:14:52 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 3FB6A1655; Mon, 27 Apr 2026 21:14:43 -0700 (PDT) Received: from [10.164.148.44] (MacBook-Pro.blr.arm.com [10.164.148.44]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D99A13F763; Mon, 27 Apr 2026 21:14:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1777349688; bh=BH42mJ/E+CpYMtpyTCO/zmkPXMLKWODEQUI0JcxIdvA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=tFdJ1tlIf3LWIhKGhokgfq4Gat6MNCY05DT/Bs9YVeTEKtwY2/bCNo7vXFp6QTOBF 5KGg0Ivd4wqodleKXy9afHInJktGdlMqU+ny/5G3OGcWJCGRP7dJh3F/l17OLPNur1 apJCdv16ShVX1zzgZz3eJm6jDUCMN8AGBHZp4Psg= Message-ID: <97bf11a0-0e0a-423f-81f0-91fc1ed9ad24@arm.com> Date: Tue, 28 Apr 2026 09:44:34 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 0/8] mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory To: Barry Song Cc: linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, catalin.marinas@arm.com, will@kernel.org, akpm@linux-foundation.org, urezki@gmail.com, linux-kernel@vger.kernel.org, anshuman.khandual@arm.com, ryan.roberts@arm.com, ajd@linux.ibm.com, rppt@kernel.org, david@kernel.org, Xueyuan.chen21@gmail.com, jiangwenxiaomi@gmail.com References: <20260408025115.27368-1-baohua@kernel.org> Content-Language: en-US From: Dev Jain In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260427_211451_218706_F6C4AE4E X-CRM114-Status: GOOD ( 10.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 28/04/26 8:46 am, Barry Song wrote: > On Mon, Apr 27, 2026 at 11:05 PM Dev Jain wrote: >> >> >> >> On 08/04/26 8:21 am, Barry Song (Xiaomi) wrote: > [...] >>> >>> Barry Song (Xiaomi) (8): >>> arm64/hugetlb: Extend batching of multiple CONT_PTE in a single PTE >>> setup >>> arm64/vmalloc: Allow arch_vmap_pte_range_map_size to batch multiple >>> CONT_PTE >>> mm/vmalloc: Extend vmap_small_pages_range_noflush() to support larger >>> page_shift sizes >>> mm/vmalloc: Eliminate page table zigzag for huge vmalloc mappings >>> mm/vmalloc: map contiguous pages in batches for vmap() if possible >>> mm/vmalloc: align vm_area so vmap() can batch mappings >>> mm/vmalloc: Coalesce same page_shift mappings in vmap to avoid pgtable >>> zigzag >>> mm/vmalloc: Stop scanning for compound pages after encountering small >>> pages in vmap >>> >>> arch/arm64/include/asm/vmalloc.h | 6 +- >>> arch/arm64/mm/hugetlbpage.c | 10 ++ >>> mm/vmalloc.c | 178 +++++++++++++++++++++++++------ >>> 3 files changed, 161 insertions(+), 33 deletions(-) >>> >> >> Hi Barry, have you got the chance to work on v2? > > Hi Dev, thanks for the ping. > > Yes, I’m getting Wen Jiang (cc’d) to send v2 within the next few days. > The patchset is basically ready, but still under testing. Thanks!