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[219.110.108.104]) by smtp.gmail.com with ESMTPSA id d17-20020a170902ced100b00186ae540083sm1734616plg.91.2022.10.25.17.24.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Oct 2022 17:24:44 -0700 (PDT) Received: from localhost ([127.0.0.1] helo=jrobl) by jrobl id 1onUDq-0002Ol-J5 ; Wed, 26 Oct 2022 09:24:42 +0900 From: "J. R. Okajima" Subject: Re: [PATCH] mmap: Fix remap_file_pages() regression To: Liam Howlett Cc: "maple-tree@lists.infradead.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton In-Reply-To: <20221025161222.2634030-1-Liam.Howlett@oracle.com> References: <20221025161222.2634030-1-Liam.Howlett@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <9221.1666743882.1@jrobl> Date: Wed, 26 Oct 2022 09:24:42 +0900 Message-ID: <9222.1666743882@jrobl> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1666743885; a=rsa-sha256; cv=none; b=oN68AJf8eZveKBYwByIqTcn8XSIvO30Ley8DGcgKOXpNeCwEqLnz/3fqsRJrZEBEs08+za Uw34Cqr9s1QERkOtzPrShTj7fHBxHpCOgG8MDllmsA/Y/blBVNtdU9urfxSsx5MS7BSun1 O+AV7na1wChR66P3Ia/IUegkCy88/b4= ARC-Authentication-Results: i=1; imf24.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=IL3gA9c7; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf24.hostedemail.com: domain of hooanon05g@gmail.com designates 209.85.214.182 as permitted sender) smtp.mailfrom=hooanon05g@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1666743885; 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-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=IgaYZInvHXlLYVk4zW+vNcwWy/urUb5g0jRG2+4Ix0I=; b=3GWyhBLVfB+QYv49blVZ4I3eW9OPi/UIb3TtlfhV+Hl/3RmWSnl5/wr4KTvjZbNuq6Ut/o 7DCA2apEX6XNU/PnVZkeTnLLzkMfbXZqsxa7p3Bf7vKJH/FZdwBLZYcnbmEnPEUV3PtGga jAeTGEGhQqfgb4DPIr9DGGgh6J+i0PA= X-Rspamd-Queue-Id: CF2E818003A Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=IL3gA9c7; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf24.hostedemail.com: domain of hooanon05g@gmail.com designates 209.85.214.182 as permitted sender) smtp.mailfrom=hooanon05g@gmail.com X-Rspamd-Server: rspam12 X-Rspam-User: X-Stat-Signature: 9pxhs9hxobqt4wknrp7txr7tgs9zh8oy X-HE-Tag: 1666743885-410436 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: Liam Howlett: > When using the VMA iterator, the final execution will set the variable > 'next' to NULL which causes the function to fail out. Restore the break > in the loop to exit the VMA iterator early without clearing NULL fixes > the issue. Thaks, it passed the test. J. R. Okajima