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 X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 C8784C433DB for ; Wed, 13 Jan 2021 13:41:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7187923339 for ; Wed, 13 Jan 2021 13:41:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726900AbhAMNlc (ORCPT ); Wed, 13 Jan 2021 08:41:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54880 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725902AbhAMNlb (ORCPT ); Wed, 13 Jan 2021 08:41:31 -0500 Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 726F0C061786 for ; Wed, 13 Jan 2021 05:40:50 -0800 (PST) Received: by mail-wm1-x333.google.com with SMTP id n16so3658249wmc.0 for ; Wed, 13 Jan 2021 05:40:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=AReF/Pb/hU+fqwaRLVxdlFX6l/fsbGy8vg+o0T0tRKo=; b=klqjwJEgVbZYwDtZ6ngZzhrQcr8l5xzwaNa/jRMYreFd07PheGQNQ7ZA8SqjikfyRI sWqBmOVzF3NiyE5aFiYxlF4hPzAVKC6sjr9W26Z6q8fn7rGAQr6jsh4ldZ3+8N5iUs9/ GGFKxtfao8oxLbeXjVV09YFcnuOehljiJxbF4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=AReF/Pb/hU+fqwaRLVxdlFX6l/fsbGy8vg+o0T0tRKo=; b=dSnADDbC+CxXAmUELHTIlVP5o/BKjQl38TKl6CplTR17zMIHelNKYQenIHndfneOUH 4I57u+XV6qzSaBReNgb+WVFY6i7sfj1MVyEhu5/WpSG10QK1ZuXknihgOqZL7+DHODad kMvp0U+mcpflScqpmiaoJ3goLmkGrRuRrSz0xkmAmchYiwDrl0qBZAfo46YUI4HbMsgt 5YkMW7fsev/yTe2K6KS8GfSScdZr1BaHPe8eR+OIsok0G+VUAeb3o718CZOFj00aq1SD W3O1/XP8zk5Q3DQkFTNeFjVWdSeWv+iNvua4N7jjZhxZVy6wZ2KTX2wuGsAm7JLH0+cN R/bw== X-Gm-Message-State: AOAM530hF9PZmu5t7Mf2DRUnkThvB4eVC6avsbgOHQRZIMsWrJnh7cvD NS5MhAToxTTyrUZvve2MX3bX5u2Tulhtzp7+ X-Google-Smtp-Source: ABdhPJxKhyEG2xgFW59hdUdQb6YwumM+sVsWxxlQL5P5k2uIl8u2Bi8Oo09LvqU9dWUR7v+9Ii2rpQ== X-Received: by 2002:a1c:6a13:: with SMTP id f19mr2242755wmc.10.1610545248987; Wed, 13 Jan 2021 05:40:48 -0800 (PST) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id g5sm3741054wro.60.2021.01.13.05.40.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Jan 2021 05:40:48 -0800 (PST) From: Daniel Vetter To: LKML Cc: Daniel Vetter , Daniel Vetter , Andrew Morton , linux-mm@kvack.org Subject: [PATCH 2/2] bdi: Use might_alloc() Date: Wed, 13 Jan 2021 14:40:33 +0100 Message-Id: <20210113134033.3569683-2-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210113134033.3569683-1-daniel.vetter@ffwll.ch> References: <20210113134033.3569683-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that my little helper has landed, use it more. On top of the existing check this also uses lockdep through the fs_reclaim annotations. Signed-off-by: Daniel Vetter Cc: Andrew Morton Cc: linux-mm@kvack.org --- mm/backing-dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/backing-dev.c b/mm/backing-dev.c index e33797579338..3bb7807c2f0c 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -580,7 +580,7 @@ struct bdi_writeback *wb_get_create(struct backing_dev_info *bdi, { struct bdi_writeback *wb; - might_sleep_if(gfpflags_allow_blocking(gfp)); + might_alloc(mem_flags); if (!memcg_css->parent) return &bdi->wb; -- 2.29.2