From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6A3EB440A2D; Tue, 11 Aug 2026 12:13:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786450420; cv=none; b=ibD9F6h2hq3hVm3GWsIhV1NsHm6QkV1ajYXKV67FzvLkZtMHEW42pYz1hxNQgf5fEAKXQbxJPJWrwrKEZq/biMRf0PCvC6awh7nnJ/zKjcrsLibCt4OemfZBRt3AxFY7Lrs7W9kOtsiaCSj86xOh8BVv9p3vvZduw3VjG6tmXRU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786450420; c=relaxed/simple; bh=iL6/GFG6s+t1x8jrnKd7ZiAEyqa22F98923kgA2GDMw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=HFwXHTeuUhKkbu8UfLVDH4QlLunMUhjKtsBZYs7E2ePBr0qlCq9RyD/hSH5mmYtezNcR0ZGvpFO//i7MPSbAW4KtT/aAohvhX3NWrFFIjpQeT/t1hi4NmUsWeP2sZt4X7T1YK4++DrKQ5nIxhBXzmfHvEPbfEgdiQ6duqF1W25c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RkcpAC+5; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RkcpAC+5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9B71B1F000E9; Tue, 11 Aug 2026 12:13:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786450419; bh=CGgWpN1i+NlUCQibsDxSg1wYekJ19m1pWqZNmrOKPiI=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=RkcpAC+5i4iSwbVpCxb06SLXvRgB782ALB84/TQxbTDsFJxQ5DiaF6Bp9c8FvbA3M Hw6qFCNlrIk9kXEfnuVEQh1avOTlL5YZt9ow61jljcQsx/yrR5jqeslE5e045TlXgt L85v95miw9GM4em2SbtXJrE1VkcYIU4bcIS3RV8zKn3uTM4lWTlhOaj9NCX/p7MKOZ c4LPOrEL3PlyPY3jf82d4hs3KT1kwpDoGED4XKrRRwLgWsykwgAwdKPOCNr7iiF512 QmNsLrUt6/McOxB2NV3VzFsNHVab6z1nwLZ42zMkRmvA+uLHQHuTnNUZ9lfMIgcJ7c NdAouu7sF6I0g== Message-ID: <16f37d27-657a-4dd3-8935-975fce5a82b2@kernel.org> Date: Tue, 11 Aug 2026 14:13:28 +0200 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6] coredump: Add bit 9 of coredump_filter for pre-exit files before dumping To: Xin Zhao Cc: akpm@linux-foundation.org, alex.aring@gmail.com, allen.lkml@gmail.com, arnd@arndb.de, brauner@kernel.org, chuck.lever@oracle.com, corbet@lwn.net, ebiederm@xmission.com, j.granados@samsung.com, jack@suse.cz, jlayton@kernel.org, juri.lelli@redhat.com, keescook@chromium.org, kuba@kernel.org, liam@infradead.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, ljs@kernel.org, mcgrof@kernel.org, mhocko@suse.com, mingo@redhat.com, mjguzik@gmail.com, peterz@infradead.org, pfalcato@suse.de, rppt@kernel.org, skhan@linuxfoundation.org, surenb@google.com, vbabka@kernel.org, vincent.guittot@linaro.org, viro@zeniv.linux.org.uk References: <8c763f1b-85ad-44b9-b36c-becd7598fe77@kernel.org> <20260806151232.1263773-1-jackzxcui1989@163.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 8/6/26 17:12, Xin Zhao wrote: > On Thu, 6 Aug 2026 16:01:55 +0200 "David Hildenbrand (Arm)" wrote: > >>> diff --git a/Documentation/filesystems/proc.rst b/Documentation/filesystems/proc.rst >>> index db6167bef..d590a1dda 100644 >>> --- a/Documentation/filesystems/proc.rst >>> +++ b/Documentation/filesystems/proc.rst >>> @@ -1939,6 +1939,7 @@ The following 9 memory types are supported: >>> - (bit 6) hugetlb shared memory >>> - (bit 7) DAX private memory >>> - (bit 8) DAX shared memory >>> + - (bit 9) fd list >> >> "The following 9 memory types are supported: ... fd list" >> >> What? > > Thank you. It is a silly mistake. I'll fix it. FWIW, that's not what I meant. We talk about "memory types" and then you throw in a fd list. This all doesn't make sense, really. As Christian says, the whole approach is flawed. Sorry :) -- Cheers, David