From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELu6kasgjLLdMU4hccN0gJBbOVZ5TaHpJvfDlQuVXf/H3ueiICty3zsb4Lr61/zlS8ThyQ2x ARC-Seal: i=1; a=rsa-sha256; t=1520955085; cv=none; d=google.com; s=arc-20160816; b=a5DTjcTr/vxsC9HIYi5Q9aLq5EGU6GJ32lomq1q6oZUkOhKY/DKnExNO0wN2o1433t bD3czCsG8pbSfBKQNTGtRC3L4G8E7iAO6jYyGxJ8p29U3VfKo3VGFJKRg336VXQyDkCj e861dqcirJ3GSGQOTJ7v73/RG7POtimUxjGMZicD5Y9RXG/ZW8OVYZNGfOdkRfTzzoP2 a5KdgqhOicg678RoA/2UeHXqRIBL7szU5xxB1qgKNYoy2Lv+sbzfGzoAVOEVcH7Uh1Yj J8KG3XZzjQzQDEjqL5zYfqyT4tyjugcwraImGCk/ILJyZLFtea7e4kzOY+jbYe1m9Mtj npSQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=96JPtcrfuam8tPFLk5rLV0VNZ/S0Tz0Ri5QdUY0k82Y=; b=wNW4hkMgb2M4Qjii4OgOG39/iMK9+0XQQG7Z3nUEGPt52gdXdKacALLerNYIACdWOV 8+AK6pDp/HWaRewVf7aQ2YXxDq3Xpip/YJg5TjQLPZAEXXeotT4v+40l5HpVBA8RFFgL KmSkm0MGyFhZrGkd9QKVnLXSDwEj5UTsIN+YthvJAqii76ChuqArEZBF/0fA++wnVOwn 2kZLErQJBYHzVC+7hxeHdXqzC7thN1XhWm7MgXaeP8m7Mzq9oS3LcdWTvKQt+snKF/vk yT0lj19RJy0gAeKJZC29XCRce2/olCU5Q6Wm+siD5wYlqqvPWSsh+0drHadV2iuU91lz IJHg== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jann Horn , Thomas Gleixner , Andy Lutomirski , Borislav Petkov , Brian Gerst , Denys Vlasenko , "H. Peter Anvin" , Josh Poimboeuf , Linus Torvalds , Peter Zijlstra , Ingo Molnar Subject: [PATCH 4.15 084/146] x86/mm: Remove stale comment about KMEMCHECK Date: Tue, 13 Mar 2018 16:24:11 +0100 Message-Id: <20180313152327.298574843@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180313152320.439085687@linuxfoundation.org> References: <20180313152320.439085687@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1594836999611273830?= X-GMAIL-MSGID: =?utf-8?q?1594836999611273830?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jann Horn commit 3b3a9268bba62b35a29bafe0931715b1725fdf26 upstream. This comment referred to a conditional call to kmemcheck_hide() that was here until commit 4950276672fc ("kmemcheck: remove annotations"). Now that kmemcheck has been removed, it doesn't make sense anymore. Signed-off-by: Jann Horn Acked-by: Thomas Gleixner Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Brian Gerst Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Josh Poimboeuf Cc: Linus Torvalds Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20180219175039.253089-1-jannh@google.com Signed-off-by: Ingo Molnar Signed-off-by: Greg Kroah-Hartman --- arch/x86/mm/fault.c | 4 ---- 1 file changed, 4 deletions(-) --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -1248,10 +1248,6 @@ __do_page_fault(struct pt_regs *regs, un tsk = current; mm = tsk->mm; - /* - * Detect and handle instructions that would cause a page fault for - * both a tracked kernel page and a userspace page. - */ prefetchw(&mm->mmap_sem); if (unlikely(kmmio_fault(regs, address)))