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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5D521C47DD9 for ; Mon, 26 Feb 2024 02:46:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/385wR0SvUHpeapUH3Fld8AzyvsvV1c3Q8BdNNF4tsU=; b=dGfcE7UcszgCSU 84dFpmeO198/bo2Gls+RgXVEImeguMMboRLfjoRJwSMX1hrvrKcaLLngRzIfvCGDnRPBZSQV96lDM MJuNyNsOwiN1AoTGiGIskTtQ5Xd4xBGKmQIZn3mZX9j/CoQ/9SxGQriS/+iHcDWzwE257e8tqWkac YB+soncXQjdxNyE6/sBILfGnwaalXGNsb2lPiAF3H0bkRiqHzQTm7kfnD7/5cnpXc/U/Z2hAFzp6j hKerGBUKw6Vw0Sa1a2+nZdymuZ068WEF1BHOuDudVqBXX1fS8qjrPvbH/CyI81qA/vTiP8cOfPBZe CQQ/JPObWKS6yB+IAEMw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1reR0S-0000000GCWm-2xon; Mon, 26 Feb 2024 02:46:16 +0000 Received: from out-172.mta1.migadu.com ([95.215.58.172]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1reR0Q-0000000GCVX-1xs6 for linux-mtd@lists.infradead.org; Mon, 26 Feb 2024 02:46:15 +0000 Message-ID: <85628515-9b75-4498-8a7f-1f1a33cfeca1@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1708915565; h=from:from: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; bh=Q+PILNUvh9rhfqYpVarQEPUj15xIczPVax4wdDf61n4=; b=TJ7M1uflwrFPvWRyq6mngrdtz86MrpxnH9IwsnC5e82DVbw28EyhwEt3NsBtMYHOxCclmx ILXWaDIdntC4PTKDaLeyL7fi+wHhkwpiU54Ee90TNBS4/V+y6yjjvDDIvAVJci/wVoJbkC Oycc4G7q7F8Y2AexgWz3LryW7f4MHng= Date: Mon, 26 Feb 2024 10:46:01 +0800 MIME-Version: 1.0 Subject: Re: [PATCH] ubifs: remove SLAB_MEM_SPREAD flag usage Content-Language: en-US To: Richard Weinberger Cc: linux-mtd , linux-kernel , vbabka@suse.cz, roman gushchin , Xiongwei Song References: <20240224135217.830331-1-chengming.zhou@linux.dev> <1319891481.98257.1708893399313.JavaMail.zimbra@nod.at> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Chengming Zhou In-Reply-To: <1319891481.98257.1708893399313.JavaMail.zimbra@nod.at> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240225_184614_675167_4651CB58 X-CRM114-Status: GOOD ( 10.03 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org T24gMjAyNC8yLzI2IDA0OjM2LCBSaWNoYXJkIFdlaW5iZXJnZXIgd3JvdGU6Cj4gLS0tLS0gVXJz cHLDvG5nbGljaGUgTWFpbCAtLS0tLQo+PiBWb246ICJjaGVuZ21pbmcgemhvdSIgPGNoZW5nbWlu Zy56aG91QGxpbnV4LmRldj4KPj4gQW46ICJyaWNoYXJkIiA8cmljaGFyZEBub2QuYXQ+Cj4+IEND OiAibGludXgtbXRkIiA8bGludXgtbXRkQGxpc3RzLmluZnJhZGVhZC5vcmc+LCAibGludXgta2Vy bmVsIiA8bGludXgta2VybmVsQHZnZXIua2VybmVsLm9yZz4sICJsaW51eC1tbSIKPj4gPGxpbnV4 LW1tQGt2YWNrLm9yZz4sIHZiYWJrYUBzdXNlLmN6LCAicm9tYW4gZ3VzaGNoaW4iIDxyb21hbi5n dXNoY2hpbkBsaW51eC5kZXY+LCAiWGlvbmd3ZWkgU29uZyIKPj4gPFhpb25nd2VpLlNvbmdAd2lu ZHJpdmVyLmNvbT4sICJjaGVuZ21pbmcgemhvdSIgPGNoZW5nbWluZy56aG91QGxpbnV4LmRldj4s ICJDaGVuZ21pbmcgWmhvdSIKPj4gPHpob3VjaGVuZ21pbmdAYnl0ZWRhbmNlLmNvbT4KPj4gR2Vz ZW5kZXQ6IFNhbXN0YWcsIDI0LiBGZWJydWFyIDIwMjQgMTQ6NTI6MTcKPj4gQmV0cmVmZjogW1BB VENIXSB1YmlmczogcmVtb3ZlIFNMQUJfTUVNX1NQUkVBRCBmbGFnIHVzYWdlCj4gCj4+IEZyb206 IENoZW5nbWluZyBaaG91IDx6aG91Y2hlbmdtaW5nQGJ5dGVkYW5jZS5jb20+Cj4+Cj4+IFRoZSBT TEFCX01FTV9TUFJFQUQgZmxhZyBpcyBhbHJlYWR5IGEgbm8tb3AgYXMgb2YgNi44LXJjMSwgcmVt b3ZlCj4+IGl0cyB1c2FnZSBzbyB3ZSBjYW4gZGVsZXRlIGl0IGZyb20gc2xhYi4gTm8gZnVuY3Rp b25hbCBjaGFuZ2UuCj4+Cj4+IFNpZ25lZC1vZmYtYnk6IENoZW5nbWluZyBaaG91IDx6aG91Y2hl bmdtaW5nQGJ5dGVkYW5jZS5jb20+Cj4gCj4gQXBwbGllZC4KPiBOZXh0IHRpbWUgcGxlYXNlIGFk ZCBhIHJlZmVyZW5jZSB0aGF0IG1ha2VzIHZlcnkgY2xlYXIgd2h5IHN1Y2ggYSBmbGFnCj4gaXMg bm8gbG9uZ2VyIG5lZWRlZC4KPiBJdCB0b29rIG1lIGEgZmV3IG1pbnV0ZXMgdG8gZmlndXJlIHdo eSBTTEFCX01FTV9TUFJFQUQgaXMKPiBub3cgYSBuby1vcC4KClVwZGF0ZSBjaGFuZ2Vsb2cgdG8g bWFrZSBpdCBjbGVhcmVyOgoKVGhlIFNMQUJfTUVNX1NQUkVBRCBmbGFnIHVzZWQgdG8gYmUgaW1w bGVtZW50ZWQgaW4gU0xBQiwgd2hpY2ggd2FzCnJlbW92ZWQgYXMgb2YgdjYuOC1yYzEsIHNvIGl0 IGJlY2FtZSBhIGRlYWQgZmxhZy4gQW5kIHRoZSBzZXJpZXNbMV0Kd2VudCBvbiB0byBtYXJrIGl0 IG9ic29sZXRlIHRvIGF2b2lkIGNvbmZ1c2lvbiBmb3IgdXNlcnMuIEhlcmUgd2UKY2FuIGp1c3Qg cmVtb3ZlIGFsbCBpdHMgdXNlcnMsIHdoaWNoIGhhcyBubyBmdW5jdGlvbmFsIGNoYW5nZS4KClsx XSBodHRwczovL2xvcmUua2VybmVsLm9yZy9hbGwvMjAyNDAyMjMtc2xhYi1jbGVhbnVwLWZsYWdz LXYyLTEtMDJmMTc1M2U4MzAzQHN1c2UuY3ovCgpUaGFua3MhCgo+IAo+IFRoYW5rcywKPiAvL3Jp Y2hhcmQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpMaW51eCBNVEQgZGlzY3Vzc2lvbiBtYWlsaW5nIGxpc3QKaHR0cDovL2xpc3RzLmluZnJh ZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1tdGQvCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-178.mta1.migadu.com (out-178.mta1.migadu.com [95.215.58.178]) (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 0FAB912E55 for ; Mon, 26 Feb 2024 02:46:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708915569; cv=none; b=Q+hDHn+MDtX+Urefo7gYfud3k7gBeyN4hn0CrXpnHiEZht7Ptnd2jVj5UJMbVkiqCotp6nrTKNiTK6A0zj6OqkBm3u5vvUIagzOW6p9MwnjSIPh7DBMSuTOtHHmK97y2wPmoC79PSybHivcBM348Uva4Ve9+Uvv+sTYfqLKsC/A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708915569; c=relaxed/simple; bh=SqxRxXT/0+g4d8aAUyoAa2aFlCy7urjf8MXuhRyKyMQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=stZ3CmRArs+NHXN9mp6vM6b5B5BLv27Ns0FNaK5HBxkNFlB16KI5VR9Qxl6L+TKu+Pr22r2GxBkj/pFns2EJ5whd86v+e/6MNfgBY8d7um19hnwU1VGHYs5lsczFUgnERD84zvJtF9CYliwRQQUkocMsohsNyQtpmL4COxz50qg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=TJ7M1ufl; arc=none smtp.client-ip=95.215.58.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="TJ7M1ufl" Message-ID: <85628515-9b75-4498-8a7f-1f1a33cfeca1@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1708915565; h=from:from: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; bh=Q+PILNUvh9rhfqYpVarQEPUj15xIczPVax4wdDf61n4=; b=TJ7M1uflwrFPvWRyq6mngrdtz86MrpxnH9IwsnC5e82DVbw28EyhwEt3NsBtMYHOxCclmx ILXWaDIdntC4PTKDaLeyL7fi+wHhkwpiU54Ee90TNBS4/V+y6yjjvDDIvAVJci/wVoJbkC Oycc4G7q7F8Y2AexgWz3LryW7f4MHng= Date: Mon, 26 Feb 2024 10:46:01 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH] ubifs: remove SLAB_MEM_SPREAD flag usage Content-Language: en-US To: Richard Weinberger Cc: linux-mtd , linux-kernel , vbabka@suse.cz, roman gushchin , Xiongwei Song References: <20240224135217.830331-1-chengming.zhou@linux.dev> <1319891481.98257.1708893399313.JavaMail.zimbra@nod.at> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Chengming Zhou In-Reply-To: <1319891481.98257.1708893399313.JavaMail.zimbra@nod.at> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT On 2024/2/26 04:36, Richard Weinberger wrote: > ----- Ursprüngliche Mail ----- >> Von: "chengming zhou" >> An: "richard" >> CC: "linux-mtd" , "linux-kernel" , "linux-mm" >> , vbabka@suse.cz, "roman gushchin" , "Xiongwei Song" >> , "chengming zhou" , "Chengming Zhou" >> >> Gesendet: Samstag, 24. Februar 2024 14:52:17 >> Betreff: [PATCH] ubifs: remove SLAB_MEM_SPREAD flag usage > >> From: Chengming Zhou >> >> The SLAB_MEM_SPREAD flag is already a no-op as of 6.8-rc1, remove >> its usage so we can delete it from slab. No functional change. >> >> Signed-off-by: Chengming Zhou > > Applied. > Next time please add a reference that makes very clear why such a flag > is no longer needed. > It took me a few minutes to figure why SLAB_MEM_SPREAD is > now a no-op. Update changelog to make it clearer: The SLAB_MEM_SPREAD flag used to be implemented in SLAB, which was removed as of v6.8-rc1, so it became a dead flag. And the series[1] went on to mark it obsolete to avoid confusion for users. Here we can just remove all its users, which has no functional change. [1] https://lore.kernel.org/all/20240223-slab-cleanup-flags-v2-1-02f1753e8303@suse.cz/ Thanks! > > Thanks, > //richard