From patchwork Wed Dec 30 00:32:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Lei X-Patchwork-Id: 11992845 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 775ECC433E6 for ; Wed, 30 Dec 2020 00:34:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3882521D94 for ; Wed, 30 Dec 2020 00:34:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726221AbgL3Aef (ORCPT ); Tue, 29 Dec 2020 19:34:35 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:49602 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726156AbgL3Aef (ORCPT ); Tue, 29 Dec 2020 19:34:35 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1609288389; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=NmupsEaehELCNl+LJ5gdEjpzSuneBdbUDg6O7unuKxg=; b=KnOG1oAMMheXx2VxVgtLYmrVH5l4ufQbjJlOj6+oSEr8h19U1pxex+QUA/t45HGpzoqp7d kS9CdcxAaHYFOsZTBtZ4xcV4gCEhSK7hHiFBPmaV1YWPIcjDO4ZLiIOgIBXskJTMtAbv+j L3W6aj4Gxlrq5q8CzgNrr2DAJZn89iY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-1-rOeLKygIMKm7H7CyPhQUHQ-1; Tue, 29 Dec 2020 19:33:06 -0500 X-MC-Unique: rOeLKygIMKm7H7CyPhQUHQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B2395180A08A; Wed, 30 Dec 2020 00:33:05 +0000 (UTC) Received: from localhost (ovpn-12-20.pek2.redhat.com [10.72.12.20]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8789A27C2C; Wed, 30 Dec 2020 00:33:01 +0000 (UTC) From: Ming Lei To: Jens Axboe Cc: linux-block@vger.kernel.org, Christoph Hellwig , linux-kernel@vger.kernel.org, Ming Lei Subject: [PATCH 0/6] block: improvement on bioset & bvec allocation Date: Wed, 30 Dec 2020 08:32:49 +0800 Message-Id: <20201230003255.3450874-1-ming.lei@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hello, All are bioset / bvec improvement, and most of them are quite straightforward. Ming Lei (6): block: manage bio slab cache by xarray block: don't pass BIOSET_NEED_BVECS for q->bio_split block: don't allocate inline bvecs if this bioset needn't bvecs block: set .bi_max_vecs as actual allocated vector number block: move three bvec helpers declaration into private helper bcache: don't pass BIOSET_NEED_BVECS for the 'bio_set' embedded in 'cache_set' block/bio.c | 116 ++++++++++++++++---------------------- block/blk-core.c | 2 +- block/blk.h | 4 ++ drivers/md/bcache/super.c | 2 +- include/linux/bio.h | 4 +- 5 files changed, 57 insertions(+), 71 deletions(-)