From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f72.google.com (mail-it0-f72.google.com [209.85.214.72]) by kanga.kvack.org (Postfix) with ESMTP id 6F9D96B02F3 for ; Tue, 25 Apr 2017 18:35:57 -0400 (EDT) Received: by mail-it0-f72.google.com with SMTP id b134so60958983iti.13 for ; Tue, 25 Apr 2017 15:35:57 -0700 (PDT) Received: from mail-pg0-x241.google.com (mail-pg0-x241.google.com. [2607:f8b0:400e:c05::241]) by mx.google.com with ESMTPS id w41si1669434ioe.199.2017.04.25.15.35.56 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Apr 2017 15:35:56 -0700 (PDT) Received: by mail-pg0-x241.google.com with SMTP id v1so6613895pgv.3 for ; Tue, 25 Apr 2017 15:35:56 -0700 (PDT) From: Florian Fainelli 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> In-Reply-To: <20170425223332.6999-1-f.fainelli@gmail.com> References: <20170425223332.6999-1-f.fainelli@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: 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 , open list , "open list:MEMORY MANAGEMENT" , angus@angusclark.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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org