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Mon, 29 Jun 2020 15:08:13 -0400 X-MC-Unique: L3fpmOSlM7CetVm3iyl5YQ-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B3B1210059A3; Mon, 29 Jun 2020 19:08:11 +0000 (UTC) Received: from [IPv6:::1] (ovpn04.gateway.prod.ext.phx2.redhat.com [10.5.9.4]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 074F960BF3; Mon, 29 Jun 2020 19:08:10 +0000 (UTC) From: Eric Sandeen To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Jonathan Corbet Message-ID: Date: Mon, 29 Jun 2020 14:08:09 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Headers-End: 1jpz8w-006Rxk-1r Subject: [f2fs-dev] [PATCH] doc: cgroup: add f2fs and xfs to supported list for writeback X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-xfs , cgroups@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net f2fs and xfs have both added support for cgroup writeback: 578c647 f2fs: implement cgroup writeback support adfb5fb xfs: implement cgroup aware writeback so add them to the supported list in the docs. Signed-off-by: Eric Sandeen --- TBH I wonder about the wisdom of having this detail in the doc, as it apparently gets missed quite often ... diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst index ce3e05e..4f82afa 100644 --- a/Documentation/admin-guide/cgroup-v2.rst +++ b/Documentation/admin-guide/cgroup-v2.rst @@ -1684,9 +1684,9 @@ per-cgroup dirty memory states are examined and the more restrictive of the two is enforced. cgroup writeback requires explicit support from the underlying -filesystem. Currently, cgroup writeback is implemented on ext2, ext4 -and btrfs. On other filesystems, all writeback IOs are attributed to -the root cgroup. +filesystem. Currently, cgroup writeback is implemented on ext2, ext4, +btrfs, f2fs, and xfs. On other filesystems, all writeback IOs are +attributed to the root cgroup. There are inherent differences in memory and writeback management which affects how cgroup ownership is tracked. Memory is tracked per _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel