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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F29F1C4332F for ; Mon, 28 Nov 2022 19:16:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233346AbiK1TQo (ORCPT ); Mon, 28 Nov 2022 14:16:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233350AbiK1TQZ (ORCPT ); Mon, 28 Nov 2022 14:16:25 -0500 Received: from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com [IPv6:2607:f8b0:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F3FB2A726 for ; Mon, 28 Nov 2022 11:16:24 -0800 (PST) Received: by mail-pl1-x62d.google.com with SMTP id g10so11120953plo.11 for ; Mon, 28 Nov 2022 11:16:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=6+uMQ1ItOkPZCYgWOP1o+0fNZIWxA74Wiz+rf0diPIk=; b=mOBGBJZ7OABTvFUk36b1YD2VXURC5VWzKV8eesthXAyoyPSB+PXrQg60yl9zNo2Fe6 5R+vCBcdHWDJSwYwRE8bxkcD1HE+J+n8xVi1PJ2GN4Tkc+LJGg0hvIho2uUOnWhBSEd3 iwd7sUGiLgOAdvU/hkrLPYXFWbiaYOwuNvbAcrYKaT5WbuY6OYM6lV4nWrFQvpOvNADG Cdea8r/LMopjvcb4eJQ8XeTvuV6rjbOX0Adyb5fWTY8Jo3itY02O4XcLSch8reL4He38 lwFd26FA3CgiMjzo5fhii63nJUqb4QQHeUw50avhWQrbPMn+MO7Rq6JAeWvim3PXQTgr N5ug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=6+uMQ1ItOkPZCYgWOP1o+0fNZIWxA74Wiz+rf0diPIk=; b=30ScGkXtsg/UYD4XKu/WaUL2Pfm7189H9xZwqJKVwiz0eoHo2D2AsDicnsaypKiA7b ujc3D3aDmhdk9dnCgwcXP2lTYz30Yd/c/uxO+kQmrqE1PLc8WW0RKU9lg6RCp0iKQ5SJ U7jpzj7wLJQkbDhCF9r2EqsFufJGJUuTBtDqivQ6hHZY/KOhLfZLB1Om9B5I1UikefMe e7LFp73k5ApYKdFtDwUne2wkm1fZXTZt3SkEWyzr502C1/oklhMmWG/BHiSSqegWdSGK J+R1vbUb9XH8BAcLz+aVa4KprkuvG0u0DJaJHYTh7oiHWFrtwOpX3+gPiBa/0poAkwEI Ja1A== X-Gm-Message-State: ANoB5pk3+RaNvCDCHv7D8vhE9HqFO1uG/OtjV/hKfcokfXePvDPHcJR1 lmIbCdlJ/wec+S4AM6D683A= X-Google-Smtp-Source: AA0mqf7BhiiwUiOLsHG8xP4tWbnATiNkWArLtdQfxMZhqLlRBpCQEXvsOymAXRXARI6nxTmj42BqcA== X-Received: by 2002:a17:902:b493:b0:176:a6fb:801a with SMTP id y19-20020a170902b49300b00176a6fb801amr33820008plr.97.1669662984133; Mon, 28 Nov 2022 11:16:24 -0800 (PST) Received: from localhost (fwdproxy-prn-009.fbsv.net. [2a03:2880:ff:9::face:b00c]) by smtp.gmail.com with ESMTPSA id w28-20020aa79a1c000000b005754106e364sm1900230pfj.199.2022.11.28.11.16.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Nov 2022 11:16:23 -0800 (PST) From: Nhat Pham To: akpm@linux-foundation.org Cc: hannes@cmpxchg.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, minchan@kernel.org, ngupta@vflare.org, senozhatsky@chromium.org, sjenning@redhat.com, ddstreet@ieee.org, vitaly.wool@konsulko.com Subject: [PATCH v7 5/6] zsmalloc: Add zpool_ops field to zs_pool to store evict handlers Date: Mon, 28 Nov 2022 11:16:14 -0800 Message-Id: <20221128191616.1261026-6-nphamcs@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221128191616.1261026-1-nphamcs@gmail.com> References: <20221128191616.1261026-1-nphamcs@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds a new field to zs_pool to store evict handlers for writeback, analogous to the zbud allocator. Signed-off-by: Nhat Pham Acked-by: Minchan Kim --- mm/zsmalloc.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index b1bc231d94a3..d06f9150b9da 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -242,6 +242,8 @@ struct zs_pool { #ifdef CONFIG_ZPOOL /* List tracking the zspages in LRU order by most recently added object */ struct list_head lru; + struct zpool *zpool; + const struct zpool_ops *zpool_ops; #endif #ifdef CONFIG_ZSMALLOC_STAT @@ -382,7 +384,14 @@ static void *zs_zpool_create(const char *name, gfp_t gfp, * different contexts and its caller must provide a valid * gfp mask. */ - return zs_create_pool(name); + struct zs_pool *pool = zs_create_pool(name); + + if (pool) { + pool->zpool = zpool; + pool->zpool_ops = zpool_ops; + } + + return pool; } static void zs_zpool_destroy(void *pool) -- 2.30.2