From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 65F82222564; Thu, 17 Apr 2025 23:31:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744932711; cv=none; b=o21Ho89Hgj2Sz6qY9NNq7sK1uj0sX4XxZLNW1T+WfsN5dR8S8ZAkSgbcblI/U4JFQR9PPaAX6PdIutz8qtmEuiFBsy0XZ9FGKAZRmU2Ot2oMvYNTn7oapNjUyLUawK9GZRbi7Qh0HFq0Cy1hiHZbwOFfzruU/MILa1SyvOGMS/0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744932711; c=relaxed/simple; bh=voDmLeRkXhnBh06zKO+SDWJ4p+ieK+pSNyDhd0/wngs=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=EDwSoBFFsD+qmL8O8SJPcMkfu4+ZSFcogIenNo4P/RVTHxBQjFTibGP5YwxyVYswGxO4HSvX7FyTXWcUnsQvccYyOw5qhjPnfig7SY4lpFumqvthhDLCzne5Y/KrTw+NBO7oWeUwPs7Rm/QWY1sHWcS1ZSOdHp2nM8nKgXijFvo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=yk3Nt81H; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="yk3Nt81H" 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) Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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)