From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932488AbdJ3QEl (ORCPT ); Mon, 30 Oct 2017 12:04:41 -0400 Received: from mail.free-electrons.com ([62.4.15.54]:35903 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932435AbdJ3QEj (ORCPT ); Mon, 30 Oct 2017 12:04:39 -0400 From: Gregory CLEMENT To: Russell King - ARM Linux Cc: Arnd Bergmann , Aaro Koskinen , Robert Jarzmik , Ard Biesheuvel , LKML , Andrea Adami , Romain Izard , Sven Schmidt <4sschmid@informatik.uni-hamburg.de>, Petr Cvek , "linux-arm-kernel\@lists.infradead.org" Subject: Re: [PATCH] ARM: add a private asm/unaligned.h References: <20171020200231.1355569-1-arnd@arndb.de> <87wp3g39es.fsf@free-electrons.com> <20171027152743.GJ20805@n2100.armlinux.org.uk> <87k1zc3fxp.fsf@free-electrons.com> <87a8083cc2.fsf@free-electrons.com> <8760aw3c5p.fsf@free-electrons.com> <871slk3b2k.fsf@free-electrons.com> <20171030155511.GQ20805@n2100.armlinux.org.uk> Date: Mon, 30 Oct 2017 17:04:37 +0100 In-Reply-To: <20171030155511.GQ20805@n2100.armlinux.org.uk> (Russell King's message of "Mon, 30 Oct 2017 15:55:12 +0000") Message-ID: <877evc1v1m.fsf@free-electrons.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Russell, On lun., oct. 30 2017, Russell King - ARM Linux wrote: > On Mon, Oct 30, 2017 at 04:33:07PM +0100, Gregory CLEMENT wrote: >> Humm no, actually it was with the wrong branch. If I have the patch >> "ARM: verify size of zImage" then arch/arm/boot/compressed/vmlinux is >> not generated. >> >> But if I remove this patch then I can generate this file and so: >> arm-linux-gnueabi-readelf -S ../build/arch/arm/boot/compressed/vmlinux >> There are 22 section headers, starting at offset 0x4b402c: >> >> Section Headers: >> [Nr] Name Type Addr Off Size ES Flg Lk Inf Al >> [ 0] NULL 00000000 000000 000000 00 0 0 0 >> [ 1] .text PROGBITS 00000000 010000 005ef8 00 AX 0 0 32 >> [ 2] .rodata PROGBITS 00005ef8 015ef8 000d4c 00 A 0 0 4 >> [ 3] .piggydata PROGBITS 00006c44 016c44 48a552 00 A 0 0 1 >> [ 4] .got.plt PROGBITS 00491198 4a1198 00000c 04 WA 0 0 4 >> [ 5] .got PROGBITS 004911a4 4a11a4 000028 00 WA 0 0 4 >> [ 6] .pad PROGBITS 004911cc 4a11cc 000004 00 WA 0 0 1 >> [ 7] .bss NOBITS 004911d0 4a11d0 00001c 00 WA 0 0 4 >> [ 8] .stack NOBITS 004911f0 4a11d0 001000 00 WA 0 0 1 >> [ 9] .comment PROGBITS 00000000 4a11d0 00001c 01 MS 0 0 1 >> [10] .ARM.attributes ARM_ATTRIBUTES 00000000 4a11ec 00002d 00 0 0 1 >> [11] .debug_line PROGBITS 00000000 4a1219 00281b 00 0 0 1 >> [12] .debug_info PROGBITS 00000000 4a3a34 0066cb 00 0 0 1 >> [13] .debug_abbrev PROGBITS 00000000 4aa0ff 0013ea 00 0 0 1 >> [14] .debug_aranges PROGBITS 00000000 4ab4f0 0001a8 00 0 0 8 >> [15] .debug_str PROGBITS 00000000 4ab698 0019b4 01 MS 0 0 1 >> [16] .debug_ranges PROGBITS 00000000 4ad050 000640 00 0 0 8 >> [17] .debug_frame PROGBITS 00000000 4ad690 001010 00 0 0 4 >> [18] .debug_loc PROGBITS 00000000 4ae6a0 003643 00 0 0 1 >> [19] .symtab SYMTAB 00000000 4b1ce4 0015b0 10 20 225 4 >> [20] .strtab STRTAB 00000000 4b3294 000cc5 00 0 0 1 >> [21] .shstrtab STRTAB 00000000 4b3f59 0000d2 00 0 0 1 > > I don't like readelf's output - please can you post the output of > arm-linux-objdump -h ../build/arch/arm/boot/compressed/vmlinux > instead. Here it is: arm-linux-gnueabi-objdump -h ../build/arch/arm/boot/compressed/vmlinux ../build/arch/arm/boot/compressed/vmlinux: file format elf32-littlearm Sections: Idx Name Size VMA LMA File off Algn 0 .text 00005ef8 00000000 00000000 00010000 2**5 CONTENTS, ALLOC, LOAD, READONLY, CODE 1 .rodata 00000d4c 00005ef8 00005ef8 00015ef8 2**2 CONTENTS, ALLOC, LOAD, READONLY, DATA 2 .piggydata 0048a552 00006c44 00006c44 00016c44 2**0 CONTENTS, ALLOC, LOAD, READONLY, DATA 3 .got.plt 0000000c 00491198 00491198 004a1198 2**2 CONTENTS, ALLOC, LOAD, DATA 4 .got 00000028 004911a4 004911a4 004a11a4 2**2 CONTENTS, ALLOC, LOAD, DATA 5 .pad 00000004 004911cc 004911cc 004a11cc 2**0 CONTENTS, ALLOC, LOAD, DATA 6 .bss 0000001c 004911d0 004911d0 004a11d0 2**2 ALLOC 7 .stack 00001000 004911f0 004911f0 004a11d0 2**0 ALLOC 8 .comment 0000001c 00000000 00000000 004a11d0 2**0 CONTENTS, READONLY 9 .ARM.attributes 0000002d 00000000 00000000 004a11ec 2**0 CONTENTS, READONLY 10 .debug_line 0000281b 00000000 00000000 004a1219 2**0 CONTENTS, READONLY, DEBUGGING 11 .debug_info 000066cb 00000000 00000000 004a3a34 2**0 CONTENTS, READONLY, DEBUGGING 12 .debug_abbrev 000013ea 00000000 00000000 004aa0ff 2**0 CONTENTS, READONLY, DEBUGGING 13 .debug_aranges 000001a8 00000000 00000000 004ab4f0 2**3 CONTENTS, READONLY, DEBUGGING 14 .debug_str 000019b4 00000000 00000000 004ab698 2**0 CONTENTS, READONLY, DEBUGGING 15 .debug_ranges 00000640 00000000 00000000 004ad050 2**3 CONTENTS, READONLY, DEBUGGING 16 .debug_frame 00001010 00000000 00000000 004ad690 2**2 CONTENTS, READONLY, DEBUGGING 17 .debug_loc 00003643 00000000 00000000 004ae6a0 2**0 CONTENTS, READONLY, DEBUGGING Gregory -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com