From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EF61AE7F14B for ; Wed, 27 Sep 2023 01:24:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230488AbjI0BYI (ORCPT ); Tue, 26 Sep 2023 21:24:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56292 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232170AbjI0BWI (ORCPT ); Tue, 26 Sep 2023 21:22:08 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7A0811F9D2 for ; Tue, 26 Sep 2023 15:32:20 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95014C433BD; Tue, 26 Sep 2023 21:13:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1695762807; bh=ayGXAfUTRoTfYQPOS7ajut1CCw8OHLX3cU00e94vcR8=; h=Date:To:From:Subject:From; b=1Gi7C0Ha8FaFQ9V1XSqVXm+pntd+TGHgWvrTkMd6FSwtMzCufHNeSedx1WsSQTPDJ dQA5yHQJvlyqYaZo/ihlLryygqOt4yaFDFGOgGLTwi9j6H3VnDBvJVG8LyLW7/RCRT g46H2BfhqZbtKjech1rR97FKwzC9AASx8ieNk3TQ= Date: Tue, 26 Sep 2023 14:13:26 -0700 To: mm-commits@vger.kernel.org, riel@surriel.com, hannes@cmpxchg.org, david@redhat.com, shr@devkernel.io, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-ksm-document-pages_skipped-sysfs-knob.patch added to mm-unstable branch Message-Id: <20230926211327.95014C433BD@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/ksm: document pages_skipped sysfs knob has been added to the -mm mm-unstable branch. Its filename is mm-ksm-document-pages_skipped-sysfs-knob.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-ksm-document-pages_skipped-sysfs-knob.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Stefan Roesch Subject: mm/ksm: document pages_skipped sysfs knob Date: Mon, 25 Sep 2023 21:09:39 -0700 This adds documentation for the new metric pages_skipped. Link: https://lkml.kernel.org/r/20230926040939.516161-5-shr@devkernel.io Signed-off-by: Stefan Roesch Reviewed-by: David Hildenbrand Cc: Johannes Weiner Cc: Rik van Riel Signed-off-by: Andrew Morton --- Documentation/admin-guide/mm/ksm.rst | 2 ++ 1 file changed, 2 insertions(+) --- a/Documentation/admin-guide/mm/ksm.rst~mm-ksm-document-pages_skipped-sysfs-knob +++ a/Documentation/admin-guide/mm/ksm.rst @@ -178,6 +178,8 @@ pages_unshared how many pages unique but repeatedly checked for merging pages_volatile how many pages changing too fast to be placed in a tree +pages_skipped + how many pages did the "smart" page scanning algorithm skip full_scans how many times all mergeable areas have been scanned stable_node_chains _ Patches currently in -mm which might be from shr@devkernel.io are mm-ksm-support-fork-exec-for-prctl.patch mm-ksm-test-case-for-prctl-fork-exec-workflow.patch mm-ksm-add-smart-page-scanning-mode.patch mm-ksm-add-pages_skipped-metric.patch mm-ksm-document-smart-scan-mode.patch mm-ksm-document-pages_skipped-sysfs-knob.patch