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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB96AC369C2 for ; Thu, 17 Apr 2025 23:31:56 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9E4AA6B02A1; Thu, 17 Apr 2025 19:31:55 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 993DE6B02A2; Thu, 17 Apr 2025 19:31:55 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8B4296B02A3; Thu, 17 Apr 2025 19:31:55 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 6E5A76B02A1 for ; Thu, 17 Apr 2025 19:31:55 -0400 (EDT) Received: from smtpin15.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id EDA455B83D for ; Thu, 17 Apr 2025 23:31:53 +0000 (UTC) X-FDA: 83345135706.15.CA13230 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf29.hostedemail.com (Postfix) with ESMTP id 3C59512000A for ; Thu, 17 Apr 2025 23:31:52 +0000 (UTC) Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=yk3Nt81H; dmarc=none; spf=pass (imf29.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1744932712; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=+V6HoC6GHmF+6ZKANAA4wt/kHxlbtf1Ig6jIyrSeQSM=; b=fTr5s50BUIXfTR5XPdO8rBMsKwXVnEQbF5MDaPmWJ6Ub5D6jNN+2gV+BuSweolIhFB9kOQ wR+13zHWVHEuZFBJYEluIiXcAmeFsW3SJrlGdhuknjpd7vbaI83TRRzYjsIOx2N9bZUNfG tHQ2Af6UvOO0F3IpQSb7WqU/SvALRbA= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=yk3Nt81H; dmarc=none; spf=pass (imf29.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1744932712; a=rsa-sha256; cv=none; b=v2xz8gWaT0a5xnYJGEz3TblIlC6JSohmpKa8GmgpKs8/9jks3fltXu5cEs0DgoDXB5N7W6 jCNmAmx35n/M/u3+uT7M4Mkk0qRY/ECOnUHIQqwwl0hsOP98VtiPmnF01uEiF6T84/PXNH T5zJVykWqTz4EHIEw5aBVgdCkH0pmhM= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 18A455C4132; Thu, 17 Apr 2025 23:29:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5CB59C4CEE4; Thu, 17 Apr 2025 23:31:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1744932710; bh=voDmLeRkXhnBh06zKO+SDWJ4p+ieK+pSNyDhd0/wngs=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=yk3Nt81HyWt8AB2Z4Zy0KzCNdCaAaL+E4nyoP35V0A8XO5tprE9Aj0S6sKaTHdo6U RFNu9nPpT9lIEJFybkOlWDTRVvoRjfNZgieypSBpLEkmXWTLm76bTbPxbaRGOmtNjM YtHmij0mEPrRJ7/ELuHB222LXFbe6X+NZTwGhLno= Date: Thu, 17 Apr 2025 16:31:49 -0700 From: Andrew Morton To: Dan Williams Cc: Rakie Kim , , , , , , , , , , , , Subject: Re: [PATCH v9 0/3] Enhance sysfs handling for memory hotplug in weighted interleave Message-Id: <20250417163149.c918137ef2f9742daf79083f@linux-foundation.org> In-Reply-To: <6801839a2481_71fe29462@dwillia2-xfh.jf.intel.com.notmuch> References: <20250417072839.711-1-rakie.kim@sk.com> <20250417081106.732-1-rakie.kim@sk.com> <20250417153505.c921f75a035089906bb38fe6@linux-foundation.org> <6801839a2481_71fe29462@dwillia2-xfh.jf.intel.com.notmuch> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: ekpsbfp598fwttuh4phk3d1y9y6ua4rp X-Rspamd-Queue-Id: 3C59512000A X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1744932712-606463 X-HE-Meta: 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 ySJh/rGA ntMix37IAuen1cdHs/aC9AbpUflnkaNOL6rEf7eVYoY6AA9z1dVLSMkvXz1KhM1V8cgfidlRikqd5BkysErvNPgG2ROHbfliRMd4pUJgwb1anzuEY0YnXPTZez+gL2zXfEsi0IY16+CTfa60idWgRtHh67puoilZ4R83p7kJWqawIigDT/Jb9g0VMmSX97Bu6vii47Mtp/2oA4TsvQSRSPm8SerpLD3N5BGYuFi0YAtk+Mxxof2s0K7b8TSuSUeL2N6zJL/8hpIl2kHRtkkUwtU4ur1iD+i5T8MBqDwvFWvSbt6b2t06RE5k9vXfgz6OOpwKmpQzwdP+6ziepIhN+3kwitzWX40gH0SiacnkhLKYjq1o16FulnWC1TR2Iue7ETC4QjOp0oOoVXs+EUm2T3468TL8caNja4Tf0WH3dZ58gUYw= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, 17 Apr 2025 15:41:30 -0700 Dan Williams wrote: > Andrew Morton wrote: > > On Thu, 17 Apr 2025 17:10:08 +0900 Rakie Kim wrote: > > > > > I sincerely apologize for causing repeated inconvenience. The series of > > > patches version v8 that was merged into -mm, mm-new today needs > > > additional corrections. > > > Link: https://lore.kernel.org/all/6800742de6315_130fd2949c@dwillia2-mobl3.amr.corp.intel.com.notmuch/ > > > Therefore, I have updated a new version v9, in which the problems have > > > been addressed. > > > > No probs, this is why mm.git workflow (mm-new -> mm-unstable -> > > mm-stable -> mainline) operates as it does - to easily permit revisions > > and replacements as patches move towards their final state. > > > > Please note that I added a cc:stable to your [1/N] patch - sysfs leaks > > should be fixed in earlier kernels. I considered this to be low > > priority - if it's higher priority than this patch should best have > > been separated from the series, so it can take a different merge path > > from the other patches. > > The risk of leak is low because it only appears to trigger if setup > fails. Setup only fails due to -ENOMEM which is unlikely to happen from > a late_initcall() when memory pressure is low. Oh, OK, thanks. I added the above paragraph to the changelog and removed the cc:stable. Generally, we assume that -ENOMEM doesn't happen in __init code. If it does, the kernel is totally messed up anyway)