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 045E3C43217 for ; Sat, 19 Nov 2022 01:19:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232105AbiKSBTH (ORCPT ); Fri, 18 Nov 2022 20:19:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49818 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229722AbiKSBSP (ORCPT ); Fri, 18 Nov 2022 20:18:15 -0500 Received: from mail-pg1-x536.google.com (mail-pg1-x536.google.com [IPv6:2607:f8b0:4864:20::536]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B41F7F41B1 for ; Fri, 18 Nov 2022 16:15:44 -0800 (PST) Received: by mail-pg1-x536.google.com with SMTP id 62so6287216pgb.13 for ; Fri, 18 Nov 2022 16:15:44 -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=ZXVKU8ju9i6lgVo4GHLlSQvxR+3nZ3i/iGJQSsIEw+M=; b=jBhZspZhLzlDshrZ/lo4FyZvP0Y26uOgONnXztvGdE4w/RlHjf7VoFHEy/c1QXw9OC 3sh/pvMH4xjovvN5ZMgrFxs7uaMbEz6EfixhJHiZYxopq/6bP14oIYnEtgTOHe1bmjEt 2pH3951rnmqnaeRLCM26DP3goHH8vWmo0GFgnf81JZW/KSDg+nnAJfgZasbKgYIZsw66 ld/4s7hw9iZC3UYE461byM9rk8f9S8QzWQ4Q7tAQW9aA+fMgeZ6rfu/441Wsqap1fvsg TKwiBsOZCHowCBL25wiaNVJupPCK9Vqkzg0FSskz55asJlf6oPn+0Nu52DBiMPBxuC63 O5hA== 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=ZXVKU8ju9i6lgVo4GHLlSQvxR+3nZ3i/iGJQSsIEw+M=; b=Pt0ngFeCV39pRvBCD56ZQBAECsjz9lehH52QfNJfK+EEif9jjNaji+1nOWU019kyTg /CRtnFSNbjTQAp6X72IG3WJw5YDoYkZDBl8EgKviKSSy9XogZ5JGz4f3bld7vkV+2D3z HOipMB7CoAojZMrqJZQOMI/0t4mNcs22JQte0hMxFPLR0+GuSbimzlMUClbtrN9KZxfF Hoib4dcetrlpHOzHQG5AKT9WXgG5y2ub3rmHlxGEDsiOL5KiSlQ+tOwUE7NGBEGM+jbO XvzNvRRZJ2EpEfpypL8RNa2uJiUUTewkTbqOvoPKXhTcNPjT7uc6zZwZCMVUShwz/MYD l7mQ== X-Gm-Message-State: ANoB5pmJG/siuwJCrj3wQviePE0fFy9CZH4NfYU1Qg2JwOKXe1c5QME6 34X85V8Z/8Du11U4KkmkRlA= X-Google-Smtp-Source: AA0mqf4o0mZwA9ALBxUb5i0SL4h26XRRE7ZV45iOu6VSl418vkZYGDCrR1JlEljlL4scZsw87eJCWQ== X-Received: by 2002:a63:4701:0:b0:476:d784:1c44 with SMTP id u1-20020a634701000000b00476d7841c44mr8385602pga.431.1668816944233; Fri, 18 Nov 2022 16:15:44 -0800 (PST) Received: from localhost (fwdproxy-prn-120.fbsv.net. [2a03:2880:ff:78::face:b00c]) by smtp.gmail.com with ESMTPSA id x2-20020a626302000000b0056d3b8f530csm3827237pfb.34.2022.11.18.16.15.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Nov 2022 16:15:43 -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 v6 5/6] zsmalloc: Add zpool_ops field to zs_pool to store evict handlers Date: Fri, 18 Nov 2022 16:15:35 -0800 Message-Id: <20221119001536.2086599-6-nphamcs@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221119001536.2086599-1-nphamcs@gmail.com> References: <20221119001536.2086599-1-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 7dd464b5a6a5..9920f3584511 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