From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f48.google.com (mail-pa0-f48.google.com [209.85.220.48]) by kanga.kvack.org (Postfix) with ESMTP id 32E18900019 for ; Thu, 29 Jan 2015 10:13:01 -0500 (EST) Received: by mail-pa0-f48.google.com with SMTP id ey11so40158631pad.7 for ; Thu, 29 Jan 2015 07:13:00 -0800 (PST) Received: from mailout3.w1.samsung.com (mailout3.w1.samsung.com. [210.118.77.13]) by mx.google.com with ESMTPS id hn2si10282623pdb.76.2015.01.29.07.12.49 for (version=TLSv1 cipher=RC4-MD5 bits=128/128); Thu, 29 Jan 2015 07:12:50 -0800 (PST) Received: from eucpsbgm2.samsung.com (unknown [203.254.199.245]) by mailout3.w1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0NIY00K1U2G16M10@mailout3.w1.samsung.com> for linux-mm@kvack.org; Thu, 29 Jan 2015 15:16:49 +0000 (GMT) From: Andrey Ryabinin Subject: [PATCH v10 15/17] kernel: add support for .init_array.* constructors Date: Thu, 29 Jan 2015 18:11:59 +0300 Message-id: <1422544321-24232-16-git-send-email-a.ryabinin@samsung.com> In-reply-to: <1422544321-24232-1-git-send-email-a.ryabinin@samsung.com> References: <1404905415-9046-1-git-send-email-a.ryabinin@samsung.com> <1422544321-24232-1-git-send-email-a.ryabinin@samsung.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-kernel@vger.kernel.org Cc: Andrey Ryabinin , Dmitry Vyukov , Konstantin Serebryany , Dmitry Chernenkov , Andrey Konovalov , Yuri Gribov , Konstantin Khlebnikov , Sasha Levin , Christoph Lameter , Joonsoo Kim , Andrew Morton , Dave Hansen , Andi Kleen , x86@kernel.org, linux-mm@kvack.org, Arnd Bergmann , "open list:GENERIC INCLUDE/A..." KASan uses constructors for initializing redzones for global variables. Actually KASan doesn't need priorities for constructors, so they were removed from GCC 5.0, but GCC 4.9.2 still generates constructors with priorities. Signed-off-by: Andrey Ryabinin --- include/asm-generic/vmlinux.lds.h | 1 + scripts/module-common.lds | 3 +++ 2 files changed, 4 insertions(+) diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index bee5d68..ac78910 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -478,6 +478,7 @@ #define KERNEL_CTORS() . = ALIGN(8); \ VMLINUX_SYMBOL(__ctors_start) = .; \ *(.ctors) \ + *(SORT(.init_array.*)) \ *(.init_array) \ VMLINUX_SYMBOL(__ctors_end) = .; #else diff --git a/scripts/module-common.lds b/scripts/module-common.lds index 0865b3e..01c5849 100644 --- a/scripts/module-common.lds +++ b/scripts/module-common.lds @@ -16,4 +16,7 @@ SECTIONS { __kcrctab_unused : { *(SORT(___kcrctab_unused+*)) } __kcrctab_unused_gpl : { *(SORT(___kcrctab_unused_gpl+*)) } __kcrctab_gpl_future : { *(SORT(___kcrctab_gpl_future+*)) } + + . = ALIGN(8); + .init_array : { *(SORT(.init_array.*)) *(.init_array) } } -- 2.2.2 -- 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