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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AC600C282DD for ; Wed, 8 Jan 2020 19:46:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 802542075D for ; Wed, 8 Jan 2020 19:46:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730642AbgAHTqX (ORCPT ); Wed, 8 Jan 2020 14:46:23 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:43810 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730475AbgAHTqF (ORCPT ); Wed, 8 Jan 2020 14:46:05 -0500 Received: from [192.168.4.242] (helo=deadeye) by shadbolt.decadent.org.uk with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1ipHHD-0006ol-AT; Wed, 08 Jan 2020 19:45:59 +0000 Received: from ben by deadeye with local (Exim 4.93) (envelope-from ) id 1ipHHC-007dmx-9q; Wed, 08 Jan 2020 19:45:58 +0000 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, Denis Kirjanov , "Laura Abbott" , sprd-ind-kernel-group@googlegroups.com, sanjeev.yadav@spreadtrum.com, "Arnd Bergmann" , "Sumit Semwal" , "Colin Cross" , "Greg KH" , "Rajmal Menariya" , "Android Kernel Team" , "John Stultz" Date: Wed, 08 Jan 2020 19:43:29 +0000 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) X-Patchwork-Hint: ignore Subject: [PATCH 3.16 31/63] staging: ion: Set minimum carveout heap allocation order to PAGE_SHIFT In-Reply-To: X-SA-Exim-Connect-IP: 192.168.4.242 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.81-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Rajmal Menariya commit 1328d8efef17d5e16bd6e9cfe59130a833674534 upstream. In carveout heap, change minimum allocation order from 12 to PAGE_SHIFT. After this change each bit in bitmap (genalloc - General purpose special memory pool) represents one page size memory. Cc: sprd-ind-kernel-group@googlegroups.com Cc: sanjeev.yadav@spreadtrum.com Cc: Colin Cross Cc: Android Kernel Team Cc: Greg KH Cc: Sumit Semwal Signed-off-by: Rajmal Menariya [jstultz: Reworked commit message] Signed-off-by: John Stultz Acked-by: Laura Abbott Signed-off-by: Greg Kroah-Hartman Cc: Arnd Bergmann Signed-off-by: Ben Hutchings --- drivers/staging/android/ion/ion_carveout_heap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/staging/android/ion/ion_carveout_heap.c +++ b/drivers/staging/android/ion/ion_carveout_heap.c @@ -168,7 +168,7 @@ struct ion_heap *ion_carveout_heap_creat if (!carveout_heap) return ERR_PTR(-ENOMEM); - carveout_heap->pool = gen_pool_create(12, -1); + carveout_heap->pool = gen_pool_create(PAGE_SHIFT, -1); if (!carveout_heap->pool) { kfree(carveout_heap); return ERR_PTR(-ENOMEM);