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 14299E67482 for ; Mon, 22 Dec 2025 10:55:10 +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-Type: Content-Transfer-Encoding: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=990QFeR/XP5qr6cWXjM/Xta8aCH5SDjQs3tqLDiNfUA=; b=NnCXWydAo4CEQ4 uaBdSJ7ZdMRb3SREIXa3bAH4aUvejhEHNiDQd0iNW6JId0/O9l/zcaZ85oBkU1wZclJo6UYbx2404 rlMchjNu1istt28k66WTH96KBfZXvDcIH02ztab3vpDZjeWg+gpuKXRGnh6I3nv1xGJ+Z8pbc3I7V 2d4Abn3xh48HMBATTVAlXYyLuSZu0hKTkkKiMwDSwfCOrLWT2+73tyc4bBxa9RWMkdYMxe94X8I0J wIkEF5Ak8XG/c9q/y78n3EVammUeYXSR9lCA0yR6zmfpeheLN59s3fbBxhxv04p6loJMtYZO9qHgY bcwHvEqhcKYRv4E9fX7w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vXdZ3-0000000DeNW-203z; Mon, 22 Dec 2025 10:54:57 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vXdZ0-0000000DeN2-36Zu for linux-riscv@lists.infradead.org; Mon, 22 Dec 2025 10:54:56 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 0811B42E47; Mon, 22 Dec 2025 10:54:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6255C4CEF1; Mon, 22 Dec 2025 10:54:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766400892; bh=cv/VTMXLxul+HjudSJW7wkMxfJdfBr+el6AQMlItv9w=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=TBbcOWnSr19MwF0MKrCb2IoabYD0Nb+Hare+gEpTLzqusRx2+g7sBBoVWN7mXfVuZ 9g48PR844JLrnIVBXNJDcPRzZ9OqZquI7XiHNGeRwHRykZYpEycTOUpmGN0z4nW/2x exNm6rPf3N4LEfbJUmfd492tMzcaecLPdXqfDuC4XviG8bw0zrKfc340q+uV2v7A31 tSGddRTWmUAG4XhmWs/NugkfoosrV9ks7Kz30Zoom9Se8/nzViTi1v4hjixSRy25gU EU0bg8YbcDJPHiMekaav/bto5jUZ768ihhxepiBF9REEAyupmmRO5IMAzEtlO7J7ps 8hPuYpgjOVq+g== Message-ID: Date: Mon, 22 Dec 2025 11:54:46 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6] mm/hugetlb: ignore hugepage kernel args if hugepages are unsupported To: "David Hildenbrand (Red Hat)" , Sourabh Jain , "Ritesh Harjani (IBM)" , Andrew Morton Cc: Borislav Petkov , Heiko Carstens , Ingo Molnar , Madhavan Srinivasan , Michael Ellerman , Muchun Song , Oscar Salvador , Thomas Gleixner , Vasily Gorbik , linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, x86@kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org References: <20251221053611.441251-1-sourabhjain@linux.ibm.com> <87a4zcml36.ritesh.list@gmail.com> <655cc605-2ce1-4ccb-8cc0-a0a31a9c89fd@kernel.org> <87fr93ky5i.ritesh.list@gmail.com> <16fef7a5-6853-4a6f-8d27-e005fa351eb7@linux.ibm.com> <051628be-ed70-4a56-8704-f2b8cdea1984@kernel.org> Content-Language: fr-FR From: "Christophe Leroy (CS GROUP)" In-Reply-To: <051628be-ed70-4a56-8704-f2b8cdea1984@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251222_025454_844439_A1C754FE X-CRM114-Status: GOOD ( 20.50 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org CgpMZSAyMi8xMi8yMDI1IMOgIDExOjI4LCBEYXZpZCBIaWxkZW5icmFuZCAoUmVkIEhhdCkgYSDD qWNyaXTCoDoKPiBPbiAxMi8yMi8yNSAwNjo1NywgU291cmFiaCBKYWluIHdyb3RlOgo+Pgo+Pgo+ PiBPbiAyMi8xMi8yNSAwODo0MiwgUml0ZXNoIEhhcmphbmkgKElCTSkgd3JvdGU6Cj4+PiAiRGF2 aWQgSGlsZGVuYnJhbmQgKFJlZCBIYXQpIiA8ZGF2aWRAa2VybmVsLm9yZz4gd3JpdGVzOgo+Pj4K Pj4+Pj4gQ29taW5nIGJhY2sgdG8gdGhlIGZpeGVzIHRhZy4gSSBkaWQgbWVudGlvbiBhIGJpdCBv ZiBhIGhpc3RvcnkgWzJdIG9mCj4+Pj4+IHdoYXRldmVyIEkgY291bGQgZmluZCB3aGlsZSByZXZp ZXdpbmcgdGhpcyBwYXRjaC4gSSBhbSBub3Qgc3VyZSAKPj4+Pj4gd2hldGhlcgo+Pj4+PiB5b3Ug aGF2ZSBsb29rZWQgaW50byB0aGUgbGlua3Mgc2hhcmVkIGluIHRoYXQgZW1haWwgb3Igbm90LiBI ZXJlIFsyXToKPj4+Pj4KPj4+Pj4gWzJdOiBodHRwczovL2V1cjAxLnNhZmVsaW5rcy5wcm90ZWN0 aW9uLm91dGxvb2suY29tLz8gCj4+Pj4+IHVybD1odHRwcyUzQSUyRiUyRmxvcmUua2VybmVsLm9y ZyUyRmxpbnV4cHBjLSAKPj4+Pj4gZGV2JTJGODc1eGEza3N6OS5yaXRlc2gubGlzdCU0MGdtYWls LmNvbSUyRiZkYXRhPTA1JTdDMDIlN0NjaHJpc3RvcGhlLmxlcm95JTQwY3Nncm91cC5ldSU3Q2Zl NDBmNDg4MWU4NDQxYWIzZWJmMDhkZTQxNDRlNzQ3JTdDOGI4N2FmN2Q4NjQ3NGRjNzhkZjQ1ZjY5 YTIwMTFiYjUlN0MwJTdDMCU3QzYzOTAxOTk2MTM3NzA5NjI5MiU3Q1Vua25vd24lN0NUV0ZwYkda c2IzZDhleUpGYlhCMGVVMWhjR2tpT25SeWRXVXNJbFlpT2lJd0xqQXVNREF3TUNJc0lsQWlPaUpY YVc0ek1pSXNJa0ZPSWpvaVRXRnBiQ0lzSWxkVUlqb3lmUSUzRCUzRCU3QzAlN0MlN0MlN0Mmc2Rh dGE9RG52enk1a0olMkJ5RjlHSmpJdyUyQjEyRlRqYVZnZUFNMmdBOWc3aHNZbDdRb2slM0QmcmVz ZXJ2ZWQ9MAo+Pj4+Pgo+Pj4+PiBXaGVyZSBJIGFtIGNvbWluZyBmcm9tIGlzLi4gVGhlIGN1cnJl bnQgcGF0Y2ggaXMgYWN1dGFsbHkgYSBwYXJ0aWFsCj4+Pj4+IHJldmVydCBvZiB0aGUgcGF0Y2gg bWVudGlvbmVkIGluIHRoZSBmaXhlcyB0YWcuIFRoYXQgbWVhbnMgaWYgdGhpcyAKPj4+Pj4gcGF0 Y2gKPj4+Pj4gZ2V0cyBhcHBsaWVkIHRvIHRoZSBvbGRlciBzdGFibGUga2VybmVscywgaXQgd291 bGQgZW5kIHVwIGJyaW5naW5nIHRoZQo+Pj4+PiBzYW1lIHByb2JsZW0gYmFjaywgd2hpY2ggdGhl ICJGaXhlcyIgdGFnZ2VkIHBhdGNoIGlzIGZpeGluZyBpbiB0aGUgMXN0Cj4+Pj4+IHBsYWNlLCBp c250JyBpdD8gU2VlIHRoaXMgZGlzY3Vzc2lvbiBbM10uLi4KPj4+Pj4KPj4+Pj4gWzNdOiBodHRw czovL2V1cjAxLnNhZmVsaW5rcy5wcm90ZWN0aW9uLm91dGxvb2suY29tLz8gCj4+Pj4+IHVybD1o dHRwcyUzQSUyRiUyRmxvcmUua2VybmVsLm9yZyUyRmFsbCUyRmIxZjA0ZjlmLWZhNDYtIAo+Pj4+ PiBjMmEwLTc2OTMtNGEwNjc5ZDJhMWVlJTQwb3JhY2xlLmNvbSUyRlQlMkYlMjNtMGVlZTg3YjQ1 OGQ5MzU1OTQyNmI4YjBlNzhkYzZlYmNkMjZhZDNhZSZkYXRhPTA1JTdDMDIlN0NjaHJpc3RvcGhl Lmxlcm95JTQwY3Nncm91cC5ldSU3Q2ZlNDBmNDg4MWU4NDQxYWIzZWJmMDhkZTQxNDRlNzQ3JTdD OGI4N2FmN2Q4NjQ3NGRjNzhkZjQ1ZjY5YTIwMTFiYjUlN0MwJTdDMCU3QzYzOTAxOTk2MTM3NzEx NzE1MCU3Q1Vua25vd24lN0NUV0ZwYkdac2IzZDhleUpGYlhCMGVVMWhjR2tpT25SeWRXVXNJbFlp T2lJd0xqQXVNREF3TUNJc0lsQWlPaUpYYVc0ek1pSXNJa0ZPSWpvaVRXRnBiQ0lzSWxkVUlqb3lm USUzRCUzRCU3QzAlN0MlN0MlN0Mmc2RhdGE9Yk9PN0ZHTjRqQXRYM2pqQm5KVnBTdXJtTTlyR216 OHZJczFpR3RibTFnVSUzRCZyZXNlcnZlZD0wCj4+Pj4+Cj4+Pj4+IC4uLiBTbywgSU1PIC0gdGhl IHJpZ2h0IGZpeGVzIHRhZywgaWYgd2UgaGF2ZSB0byBhZGQsIGl0IHNob3VsZCBiZSB0aGUKPj4+ Pj4gcGF0Y2ggd2hpY2ggbW92ZWQgdGhlIGhwYWdlX3NoaWZ0IGluaXRpYWxpemF0aW9uIHRvIGhh cHBlbiBlYXJseSAKPj4+Pj4gaS5lLiBpbgo+Pj4+PiBtbXVfZWFybHlfaW5pdF9kZXZ0cmVlLiBU aGF0IHdvdWxkIGJlIHRoaXMgcGF0Y2ggWzRdOgo+Pj4+Pgo+Pj4+PiBbNF06IGh0dHBzOi8vZXVy MDEuc2FmZWxpbmtzLnByb3RlY3Rpb24ub3V0bG9vay5jb20vPyAKPj4+Pj4gdXJsPWh0dHBzJTNB JTJGJTJGZ2l0Lmtlcm5lbC5vcmclMkZwdWIlMkZzY20lMkZsaW51eCUyRmtlcm5lbCUyRmdpdCUy RnRvcnZhbGRzJTJGbGludXguZ2l0JTJGY29tbWl0JTJGJTNGaWQlM0QyMzU0YWQyNTJiNjY2OTVi ZTAyZjRhY2QxOGUzN2JmNjI2NGYwNDY0JmRhdGE9MDUlN0MwMiU3Q2NocmlzdG9waGUubGVyb3kl NDBjc2dyb3VwLmV1JTdDZmU0MGY0ODgxZTg0NDFhYjNlYmYwOGRlNDE0NGU3NDclN0M4Yjg3YWY3 ZDg2NDc0ZGM3OGRmNDVmNjlhMjAxMWJiNSU3QzAlN0MwJTdDNjM5MDE5OTYxMzc3MTMzODYwJTdD VW5rbm93biU3Q1RXRnBiR1pzYjNkOGV5SkZiWEIwZVUxaGNHa2lPblJ5ZFdVc0lsWWlPaUl3TGpB dU1EQXdNQ0lzSWxBaU9pSlhhVzR6TWlJc0lrRk9Jam9pVFdGcGJDSXNJbGRVSWpveWZRJTNEJTNE JTdDMCU3QyU3QyU3QyZzZGF0YT0weVR1RUN5JTJCQkdETGlTTll1cVlIOXhHQk9TeGlSTHhBdFcl MkZXVFFVJTJGQiUyQkElM0QmcmVzZXJ2ZWQ9MAo+Pj4+Pgo+Pj4+PiBOb3csIGl0J3Mgbm90IHJl YWxseSB0aGF0IHRoZSBwYXRjaCBbNF0gaGFkIGFueSBpc3N1ZSBhcyBzdWNoLiBCdXQgaXQKPj4+ Pj4gc2VlbXMgbGlrZSwgdGhhdCB0aGUgY3VycmVudCBmaXggY2FuIG9ubHkgYmUgYXBwbGllZCBh ZnRlciBwYXRjaCAKPj4+Pj4gWzRdIGlzCj4+Pj4+IHRha2VuLgo+Pj4+Pgo+Pj4+PiBEbyB3ZSBh Z3JlZT8KPj4+PiBJIHRoaW5rIHdlIHNob3VsZCBkb2N1bWVudCBhbGwgdGhhdCBpbiB0aGUgY292 ZXIgbGV0dGVyLCBhbiBkZXNjcmliZQo+Pj4+IHRoYXQgdGhpcyBwYXJ0aWFsIHJldmVydCBpcyBv bmx5IHBvc3NpYmxlIGFmdGVyIFs0XSwKPj4+IFllcywgSSBhZ3JlZS4gTGV0J3MgYWRkIHRoZSBh Ym92ZSBkZXRhaWxzIGluIHRoZSBjb21taXQgbXNnLgo+Pj4KPj4+PiBhbmQgdGhhdCB0aGF0IG11 c3QKPj4+PiBiZSBjb25zaWRlcmVkIHdoZW4gYXR0ZW1wdGluZyBhbnkga2luZCBvZiBzdGFibGUg YmFja3BvcnRzLgo+Pj4gU3VyZS4gSSB3b3VsZCBwcmVmZXIgaWYgd2UgY2hhbmdlIHRoZSBGaXhl cyB0YWcgdG8gdGhlIG9uZSB3aGljaCBJCj4+PiBwb2ludGVkIGluIGFib3ZlIFs0XSAod2l0aCBl eHBsYWluYXRpb24gaW4gdGhlIGNvbW1pdCBtc2cpLiBIb3dldmVyIEkgYW0KPj4+IHN0aWxsIG9r IGlmIHdlIHdvdWxkIGxpa2UgdG8gcmV0YWluIHRoZSBleGlzdGluZyBmaXhlcyB0YWcgYW5kIHNo b3cgWzRdCj4+PiBhcyBhIGRlcGVuZGVuY3kuCj4+Cj4+IEkgdGhpbmsgd2Ugc2hvdWxkIGtlZXAg dGhlIGN1cnJlbnQgRml4ZXMgdGFnIHdpdGggYW4gZXhwbGFuYXRpb24gZm9yCj4+IGRlcGVuZGVu Y3kKPj4gb24gWzFdIGluIHRoZSBjb21taXQgbWVzc2FnZS4KPj4KPj4gV291bGQgYW55b25lIGhh dmUgYSBkaWZmZXJlbnQgdmlldz8KPiAKPiBXaGF0ZXZlciBpbnRyb2R1Y2VkIHRoZSBpc3N1ZSBz aG91bGQgYmUgY2FsbGVkIG91dCBpbiB0aGUgRml4ZXMgdGFnOyBpZiAKPiB0aGVyZSBhcmUgZGVw ZW5kZW5jaWVzIGZvciB0aGUgZml4IHRocm91Z2ggb3RoZXIgcGF0Y2hlcyB0aGF0IHdlcmUgCj4g YWxyZWFkeSBtZXJnZWQsIHRoYXQgY2FuIGJlIGRvY3VtZW50ZWQgaW4gdGhlIHBhdGNoIGRlc2Ny aXB0aW9uIAo+IChyZWxldmFudCBmb3Igc3RhYmxlIG9yIGRpc3RybyBiYWNrcG9ydHMgb25seSku Cj4gCgpXZSBjYW4gYWxzbyB1c2UgdGhlIERlcGVuZHMtb246IHRhZywgc2VlIGZvciBleGVtcGxl IGNvbW1pdCA5NTE3YjgyZDhkNDIgCigibmJkOiBkZWZlciBjb25maWcgcHV0IGluIHJlY3Zfd29y ayIpOgoKICAgICBSZXBvcnRlZC1ieTogc3l6Ym90KzU2ZmJmNGM3ZGRmNjVlOTVjN2NjQHN5emth bGxlci5hcHBzcG90bWFpbC5jb20KICAgICBDbG9zZXM6IApodHRwczovL2xvcmUua2VybmVsLm9y Zy9hbGwvNjkwN2VkY2UuYTcwYTAyMjAuMzczNTFiLjAwMTQuR0FFQGdvb2dsZS5jb20vVC8KICAg ICBGaXhlczogODdhYWMzYTgwYWY1ICgibmJkOiBtYWtlIHRoZSBjb25maWcgcHV0IGlzIGNhbGxl ZCBiZWZvcmUgdGhlIApub3RpZnlpbmcgdGhlIHdhaXRlciIpCiAgICAgRGVwZW5kcy1vbjogZTJk YWVjNDg4YzU3ICgibmJkOiBGaXggaHVuZ3Rhc2sgd2hlbiBuYmRfY29uZmlnX3B1dCIpCiAgICAg U2lnbmVkLW9mZi1ieTogWmhlbmcgUWl4aW5nIDx6aGVuZ3FpeGluZ0BodWF3ZWkuY29tPgogICAg IFNpZ25lZC1vZmYtYnk6IEplbnMgQXhib2UgPGF4Ym9lQGtlcm5lbC5kaz4KCgpDaHJpc3RvcGhl CgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4 LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6 Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcmlzY3YK