From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1952990AbdDYWgY (ORCPT ); Tue, 25 Apr 2017 18:36:24 -0400 Received: from mail-pg0-f66.google.com ([74.125.83.66]:35339 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1952787AbdDYWgC (ORCPT ); Tue, 25 Apr 2017 18:36:02 -0400 From: Florian Fainelli To: linux-arm-kernel@lists.infradead.org Cc: Florian Fainelli , Russell King , Catalin Marinas , Will Deacon , Ard Biesheuvel , Andrew Morton , Michal Hocko , zijun_hu , "Kirill A. Shutemov" , Andrey Ryabinin , Chris Wilson , linux-kernel@vger.kernel.org (open list), linux-mm@kvack.org (open list:MEMORY MANAGEMENT), angus@angusclark.org Subject: [PATCH 1/3] mm: Silence vmap() allocation failures based on caller gfp_flags Date: Tue, 25 Apr 2017 15:33:29 -0700 Message-Id: <20170425223332.6999-4-f.fainelli@gmail.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170425223332.6999-1-f.fainelli@gmail.com> References: <20170425223332.6999-1-f.fainelli@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If the caller has set __GFP_NOWARN don't print the following message: vmap allocation for size 15736832 failed: use vmalloc= to increase size. This can happen with the ARM/Linux module loader built with CONFIG_ARM_MODULE_PLTS=y which does a first attempt at loading a large module from module space, then falls back to vmalloc space. Signed-off-by: Florian Fainelli --- mm/vmalloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 0b057628a7ba..5a788eb58741 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -521,7 +521,7 @@ static struct vmap_area *alloc_vmap_area(unsigned long size, } } - if (printk_ratelimit()) + if (printk_ratelimit() && !(gfp_mask & __GFP_NOWARN)) pr_warn("vmap allocation for size %lu failed: use vmalloc= to increase size\n", size); kfree(va); -- 2.9.3