1From b316ed326bd492106006d78f5bfcd767b49a4f2e Mon Sep 17 00:00:00 2001 2From: Hongxu Jia <hongxu.jia@windriver.com> 3Date: Wed, 17 Aug 2016 04:06:34 -0400 4Subject: [PATCH] grub module explicitly keeps symbole .module_license 5 6While using oe-core toolchain to strip grub module 'all_video.mod', 7it stripped symbol table: 8 9--------------- 10root@localhost:~# objdump -t all_video.mod 11 12all_video.mod: file format elf64-x86-64 13 14SYMBOL TABLE: 15no symbols 16-------------- 17 18It caused grub to load module all_video failed. 19-------------- 20grub> insmod all_video 21error: no symbol table. 22-------------- 23 24Tweak strip option to keep symbol .module_license could workaround 25the issue. 26-------------- 27root@localhost:~# objdump -t all_video.mod 28 29all_video.mod: file format elf64-x86-64 30 31SYMBOL TABLE: 320000000000000000 l d .text 0000000000000000 .text 330000000000000000 l d .data 0000000000000000 .data 340000000000000000 l d .module_license 0000000000000000 .module_license 350000000000000000 l d .bss 0000000000000000 .bss 360000000000000000 l d .moddeps 0000000000000000 .moddeps 370000000000000000 l d .modname 0000000000000000 .modname 38-------------- 39 40Upstream-Status: Inappropriate [workaround that needs investigation into @TARGET_STRIP@ behaviour in oe-core vs toolchain used by upstream] 41 42Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com> 43 44--- 45 grub-core/genmod.sh.in | 2 +- 46 1 file changed, 1 insertion(+), 1 deletion(-) 47 48diff --git a/grub-core/genmod.sh.in b/grub-core/genmod.sh.in 49index e57c4d9..42bb1ba 100644 50--- a/grub-core/genmod.sh.in 51+++ b/grub-core/genmod.sh.in 52@@ -56,7 +56,7 @@ if test x@TARGET_APPLE_LINKER@ != x1; then 53 if test x@platform@ != xemu; then 54 @TARGET_STRIP@ --strip-unneeded \ 55 -K grub_mod_init -K grub_mod_fini \ 56- -K _grub_mod_init -K _grub_mod_fini \ 57+ -K _grub_mod_init -K _grub_mod_fini -K .module_license \ 58 -R .note.gnu.gold-version -R .note.GNU-stack \ 59 -R .gnu.build.attributes \ 60 -R .rel.gnu.build.attributes \ 61