From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e06smtp10.uk.ibm.com (e06smtp10.uk.ibm.com [195.75.94.106]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id E890F1A17E6 for ; Thu, 28 May 2015 21:53:03 +1000 (AEST) Received: from /spool/local by e06smtp10.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 28 May 2015 12:53:00 +0100 Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by d06dlp01.portsmouth.uk.ibm.com (Postfix) with ESMTP id A106C17D805F for ; Thu, 28 May 2015 12:53:52 +0100 (BST) Received: from d06av12.portsmouth.uk.ibm.com (d06av12.portsmouth.uk.ibm.com [9.149.37.247]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t4SBquhh21954710 for ; Thu, 28 May 2015 11:52:57 GMT Received: from d06av12.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av12.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t4SBqleF008642 for ; Thu, 28 May 2015 05:52:56 -0600 From: Dominik Dingel To: linux-kernel@vger.kernel.org Cc: Russell King , Catalin Marinas , Will Deacon , Tony Luck , Fenghua Yu , James Hogan , Ralf Baechle , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Martin Schwidefsky , Heiko Carstens , linux390@de.ibm.com, "David S. Miller" , Chris Metcalf , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Andrew Morton , Zhang Zhen , Dominik Dingel , David Rientjes , "Aneesh Kumar K.V" , Nathan Lynch , Christian Borntraeger , Andy Lutomirski , Michael Holzheu , Hugh Dickins , Naoya Horiguchi , Paolo Bonzini , "Jason J. Herne" , Davidlohr Bueso , "Kirill A. Shutemov" , Luiz Capitulino , Mike Kravetz , linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org, linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 2/5] mm/hugetlb: remove unused arch hook prepare/release_hugepage Date: Thu, 28 May 2015 13:52:34 +0200 Message-Id: <1432813957-46874-3-git-send-email-dingel@linux.vnet.ibm.com> In-Reply-To: <1432813957-46874-1-git-send-email-dingel@linux.vnet.ibm.com> References: <1432813957-46874-1-git-send-email-dingel@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , With s390 dropping support for emulated hugepages, the last user of arch_prepare_hugepage and arch_release_hugepage is gone. Acked-by: Martin Schwidefsky Signed-off-by: Dominik Dingel --- mm/hugetlb.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 290984b..a97958e 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -917,7 +917,6 @@ static void update_and_free_page(struct hstate *h, struct page *page) destroy_compound_gigantic_page(page, huge_page_order(h)); free_gigantic_page(page, huge_page_order(h)); } else { - arch_release_hugepage(page); __free_pages(page, huge_page_order(h)); } } @@ -1102,10 +1101,6 @@ static struct page *alloc_fresh_huge_page_node(struct hstate *h, int nid) __GFP_REPEAT|__GFP_NOWARN, huge_page_order(h)); if (page) { - if (arch_prepare_hugepage(page)) { - __free_pages(page, huge_page_order(h)); - return NULL; - } prep_new_huge_page(h, page, nid); } @@ -1257,11 +1252,6 @@ static struct page *alloc_buddy_huge_page(struct hstate *h, int nid) htlb_alloc_mask(h)|__GFP_COMP|__GFP_THISNODE| __GFP_REPEAT|__GFP_NOWARN, huge_page_order(h)); - if (page && arch_prepare_hugepage(page)) { - __free_pages(page, huge_page_order(h)); - page = NULL; - } - spin_lock(&hugetlb_lock); if (page) { INIT_LIST_HEAD(&page->lru); -- 2.3.7