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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4FAEC25B74 for ; Tue, 21 May 2024 11:03:42 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D10716B009A; Tue, 21 May 2024 07:03:40 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C98A36B009B; Tue, 21 May 2024 07:03:40 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A9D066B009C; Tue, 21 May 2024 07:03:40 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 857B06B009A for ; Tue, 21 May 2024 07:03:40 -0400 (EDT) Received: from smtpin25.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 38F6EA1B89 for ; Tue, 21 May 2024 11:03:40 +0000 (UTC) X-FDA: 82142117400.25.546695F Received: from out30-110.freemail.mail.aliyun.com (out30-110.freemail.mail.aliyun.com [115.124.30.110]) by imf25.hostedemail.com (Postfix) with ESMTP id 0E349A0020 for ; Tue, 21 May 2024 11:03:37 +0000 (UTC) Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=linux.alibaba.com header.s=default header.b="mIdcj/Ol"; dmarc=pass (policy=none) header.from=linux.alibaba.com; spf=pass (imf25.hostedemail.com: domain of baolin.wang@linux.alibaba.com designates 115.124.30.110 as permitted sender) smtp.mailfrom=baolin.wang@linux.alibaba.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1716289418; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=jRAtHbKubpnpADzITDXZT1b01GiilShGna80PhKpWSg=; b=7cMQ6nZs9YSIhTLdg1bYWf01sPNKKQKaXX1KrxP0e6XxZdnlOZpsZjWWA067DQE85ltHx9 YLNg0ePLGWZ/FBkya7ZbAKrLvvas1B3yrtAopP/pPkHo6vLz5Wcf05jeC3fB6vCmZB43Pv Yr6uZXIzHmQLvYyR5drhhV6PUDATkWk= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1716289418; a=rsa-sha256; cv=none; b=J7yXlyfJIoQnzKjFDlTx+LAPFGnYzMk7//zh1nlQciCuZDGPXLWc4Y73kv/rwxM2ofAha7 H3eC4ZOO7/TuEA6e3HzHDNWlNuY7a7MAFBuFCph5EfdVm4EmS2IdhWjd5qFvsBHzEusLz5 W/z2XIdSdeAH9WT4mCrAYuJ5QYVoHHs= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=pass header.d=linux.alibaba.com header.s=default header.b="mIdcj/Ol"; dmarc=pass (policy=none) header.from=linux.alibaba.com; spf=pass (imf25.hostedemail.com: domain of baolin.wang@linux.alibaba.com designates 115.124.30.110 as permitted sender) smtp.mailfrom=baolin.wang@linux.alibaba.com DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1716289415; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=jRAtHbKubpnpADzITDXZT1b01GiilShGna80PhKpWSg=; b=mIdcj/OlS6r54xfMvfyidSJBugDf8yQ0/bVuXXQf9oFHrqI5G2jqWRFglnNdFnB32FKkJNGDHPA1IB5liez2bZeIVYEKpkQN2rlcHB5neqaNnX34Nu4ItiZYDe+cJHkTQvskqSAnKMqb0c8z2LlkIlaZTgNLMzLc+BfSTr2NKto= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R111e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033037067110;MF=baolin.wang@linux.alibaba.com;NM=1;PH=DS;RN=17;SR=0;TI=SMTPD_---0W6xeTAt_1716289410; Received: from localhost(mailfrom:baolin.wang@linux.alibaba.com fp:SMTPD_---0W6xeTAt_1716289410) by smtp.aliyun-inc.com; Tue, 21 May 2024 19:03:31 +0800 From: Baolin Wang To: akpm@linux-foundation.org, hughd@google.com Cc: willy@infradead.org, david@redhat.com, ioworker0@gmail.com, hrisl@kernel.org, p.raghav@samsung.com, da.gomez@samsung.com, wangkefeng.wang@huawei.com, ying.huang@intel.com, 21cnbao@gmail.com, ryan.roberts@arm.com, shy828301@gmail.com, ziy@nvidia.com, baolin.wang@linux.alibaba.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 1/8] mm: fix shmem swapout statistic Date: Tue, 21 May 2024 19:03:11 +0800 Message-Id: X-Mailer: git-send-email 2.39.3 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: sz6ztb5oudyoswyebi3xsgck8bk34grj X-Rspamd-Queue-Id: 0E349A0020 X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1716289417-541954 X-HE-Meta: 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 MsGri0cO sBqycGh1+slFdcbHgaJP4SvMj2rOYrYVd0wBzvlmzpljwegWfQLEnXgaDxqVe0EG7X9rY46J2aiUxDqGJtrhUpfI1sF9opeHOWAWYTLTjw/14Dm6Um2+hcMP1n3pQwVjRl3XKRLBPLZU51hzmsiA/7GTFN/F1rAF21NYWVosJkLcnXC5JMeaIkbAymE92dGfxGD63tCI8i/iO+Nu82nI3LcAFK96oXYV+9+hvbDoBcnGCmak= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: As we know, shmem not only supports the sharing of anonymous pages, but also the RAM-based temporary filesystem. Therefore, shmem swapouts should not be marked as anonymous swapout statistics. Fix it by adding folio_test_anon(). Fixes: d0f048ac39f6 ("mm: add per-order mTHP anon_swpout and anon_swpout_fallback counters") Signed-off-by: Baolin Wang --- mm/page_io.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/page_io.c b/mm/page_io.c index 46c603dddf04..b181b81f39e3 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -217,7 +217,9 @@ static inline void count_swpout_vm_event(struct folio *folio) count_memcg_folio_events(folio, THP_SWPOUT, 1); count_vm_event(THP_SWPOUT); } - count_mthp_stat(folio_order(folio), MTHP_STAT_ANON_SWPOUT); + + if (folio_test_anon(folio)) + count_mthp_stat(folio_order(folio), MTHP_STAT_ANON_SWPOUT); #endif count_vm_events(PSWPOUT, folio_nr_pages(folio)); } -- 2.39.3