From nobody Thu Sep 11 22:53:49 2025 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 6E252E7D0A7 for ; Thu, 21 Sep 2023 18:11:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230245AbjIUSLt (ORCPT ); Thu, 21 Sep 2023 14:11:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48284 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229734AbjIUSLP (ORCPT ); Thu, 21 Sep 2023 14:11:15 -0400 Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C1D64580B1; Thu, 21 Sep 2023 10:19:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:MIME-Version:References: Subject:Cc:To:From:Date:Message-Id:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:In-Reply-To; bh=+WIdohk1HL2nzrHveE43px5IkTjGhV/7JBkH2s5C174=; b=ViAEDbVGOlyxSg3ebF8KxwAziD ZJXxCIy42X12v4Mep2vVxljFUC4bpie4jrjZc5b7y0aR/AFBwBx8QQf7IyrWb6in0/ZjL0xzIPnSx pb6UQGfcsxlZIGeiFtjBChv2JNIQwRXxcHOt6/36MAnZlaHZe1+0fz5A4w/a/h9G+i1YiZoOjLNE4 OwpOyR+wNSWxm0UFxB37sVSQEBBvFtN6ftl6Pn5yJIMtEP7rAmx4bdY6aw54FXq2amDzF8WCOnnaP MIOPlPb7NIN0RqyDlWXr9vkr9PkW1Y4MN8g0z/WF3CPS10TmZ2L6+1wJRYHnIB47xz4TyxFPPPHSd HzrBon7A==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.96 #2 (Red Hat Linux)) id 1qjHQN-00FJvv-1Z; Thu, 21 Sep 2023 11:00:59 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 0) id 15CCD30067A; Thu, 21 Sep 2023 13:00:43 +0200 (CEST) Message-Id: <20230921105248.683656626@noisy.programming.kicks-ass.net> User-Agent: quilt/0.65 Date: Thu, 21 Sep 2023 12:45:16 +0200 From: peterz@infradead.org To: tglx@linutronix.de, axboe@kernel.dk Cc: linux-kernel@vger.kernel.org, peterz@infradead.org, mingo@redhat.com, dvhart@infradead.org, dave@stgolabs.net, andrealmeid@igalia.com, Andrew Morton , urezki@gmail.com, hch@infradead.org, lstoakes@gmail.com, Arnd Bergmann , linux-api@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, malteskarupke@web.de, Christoph Hellwig Subject: [PATCH v3 11/15] mm: Add vmalloc_huge_node() References: <20230921104505.717750284@noisy.programming.kicks-ass.net> MIME-Version: 1.0 Content-Disposition: inline; filename=peterz-vmalloc_huge_node.patch Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" To enable node specific hash-tables. Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Christoph Hellwig --- include/linux/vmalloc.h | 1 + mm/vmalloc.c | 7 +++++++ 2 files changed, 8 insertions(+) Index: linux-2.6/include/linux/vmalloc.h =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --- linux-2.6.orig/include/linux/vmalloc.h +++ linux-2.6/include/linux/vmalloc.h @@ -152,6 +152,7 @@ extern void *__vmalloc_node_range(unsign void *__vmalloc_node(unsigned long size, unsigned long align, gfp_t gfp_ma= sk, int node, const void *caller) __alloc_size(1); void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __alloc_size(1); +void *vmalloc_huge_node(unsigned long size, gfp_t gfp_mask, int node) __al= loc_size(1); =20 extern void *__vmalloc_array(size_t n, size_t size, gfp_t flags) __alloc_s= ize(1, 2); extern void *vmalloc_array(size_t n, size_t size) __alloc_size(1, 2); Index: linux-2.6/mm/vmalloc.c =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --- linux-2.6.orig/mm/vmalloc.c +++ linux-2.6/mm/vmalloc.c @@ -3420,6 +3420,13 @@ void *vmalloc(unsigned long size) } EXPORT_SYMBOL(vmalloc); =20 +void *vmalloc_huge_node(unsigned long size, gfp_t gfp_mask, int node) +{ + return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END, + gfp_mask, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP, + node, __builtin_return_address(0)); +} + /** * vmalloc_huge - allocate virtually contiguous memory, allow huge pages * @size: allocation size