From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 139B4606A326 for ; Wed, 4 Nov 2026 01:03:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=BsryAWZa; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=b/3bI66V DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Date: Content-Transfer-Encoding:Content-Type:References:In-Reply-To:Cc:To:Subject: From:Message-ID:MIME-Version:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Unsubscribe-Post:List-Owner; bh=2FGlcQNvjb1qEph9MnhzIvWuZCAzG9Qp7ajKfHgUz/4=; b=BsryAWZaVVRN8uG6B00LX/r0L3 QLRLxkhtlw7aHTPDyXiVQbUOeDKtlEHs0FxwA7N+mH3JTJkgVR0cpOE9ayHs6xn0TFl0P8WTFxxf9 8gmzeMD8ouykc7M8H+apPWi0H3AjLKakeRYhe38vV2PZgIdRY0slQwLBE5E0Wy6/VWRa7Mb/WoweF IsOrvaMsHnCX76PU905ddXryrr/YDLj1UHZGR8JPfuQAslKK3vitQ6Ch8kRKflhD2iiPWv2J76gLi eFWpL7Eo0r0His+XcEBF83ZHBa698IOmVlQYksOuj16ETponRh49LnNfYE+imHoSQZjIbsoLQor+s /EtJhtpg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xOPPV-000000042LV-2z43; Wed, 04 Nov 2026 01:03:29 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xOPPU-000000042Jx-0nsM for kexec@lists.infradead.org; Wed, 04 Nov 2026 01:03:28 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 952AF40598; Wed, 4 Nov 2026 01:03:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8506F1F000C1; Wed, 4 Nov 2026 01:03:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793754207; bh=2FGlcQNvjb1qEph9MnhzIvWuZCAzG9Qp7ajKfHgUz/4=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=b/3bI66V2D0MtIlnGzxSU5f9fDGXhHe5WgOkiEGBnKBXcxApWH91dijdUyZFVoEuw jHjCsHw/LV2rhXYM5DP1F2/DnohylXlRIIu2mJ+YsZkbGD9RYZSQ/1PgTAHX44iy0E BkeQ9qxSjXaKLyY0FbEzH3DzPiTP1+b9OzIqRjjRR1DzUooBGzRO94bL7/bFLw+s43 sMXbFP57yvI939CoJcgXYX+RYhuI8L0oncXaG9Pl7R6QuLLWE9o+u4f+3AagloKWuP deoucIh4xjklUs15o27XFyoSIjIvvHrYKDLhwgB6WiaVmVC+dQpk5kRFLfuADzf46h h8drTVDELoWlQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v3 04/10] mm: Rename memfd_luo to shmem_luo To: "David Matlack" , kexec@lists.infradead.org Cc: "Alexander Graf" , "Andrew Morton" , "Baolin Wang" , "Christian Brauner" , "David Hildenbrand" , "Hugh Dickins" , "Jonathan Corbet" , "Liam R. Howlett" , "Lorenzo Stoakes" , "Michal Hocko" , "Mike Rapoport" , "Pasha Tatashin" , "Pratyush Yadav" , "Randy Dunlap" , "Samiullah Khawaja" , "Shuah Khan" , "Suren Baghdasaryan" , "Vlastimil Babka" In-Reply-To: <20261103010216.3447716-5-dmatlack@google.com> References: <20261103010216.3447716-1-dmatlack@google.com> <20261103010216.3447716-5-dmatlack@google.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Wed, 04 Nov 2026 01:03:26 +0000 X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: sashiko-reviews@lists.linux.dev Sender: "kexec" X-Spam-Status: No, score=-10.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 X-Archived-By: > Rename the memfd Live Update file handler from memfd_luo to shmem_luo, > including the source file, its KHO ABI header, its documentation and its > Kconfig option (CONFIG_LIVEUPDATE_MEMFD to CONFIG_LIVEUPDATE_SHMEM). >=20 > The handler preserves shmem files. Today those are memfds, but following > commits extend it to other files on tmpfs mounts, for which the memfd > name is confusing. Preserving memfds created with MFD_HUGETLB, which are > hugetlbfs files, will need a separate handler, so naming the handler > after the filesystem that backs the files also avoids having to rename > it again then. >=20 > Don't change the compatible string of the handler, "memfd-v2". It is > matched against the preserved state from the previous kernel, so > changing it would break live updates from kernels that use the old > name. The serialized format doesn't change either. >=20 > Also clarify in the documentation that memfd means a memfd created > without MFD_HUGETLB, and name the ABI documentation after the handler. >=20 > No functional change intended. >=20 > Signed-off-by: David Matlack Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261103010216.3447= 716-1-dmatlack@google.com?part=3D4