The following commit has been merged into the x86/urgent branch of tip: Commit-ID: df6d4f9db79c1a5d6f48b59db35ccd1e9ff9adfc Gitweb: https://git.kernel.org/tip/df6d4f9db79c1a5d6f48b59db35ccd1e9ff9adfc Author: H.J. Lu <hjl.tools@xxxxxxxxx> AuthorDate: Thu, 16 Jan 2020 12:46:51 -08:00 Committer: Borislav Petkov <bp@xxxxxxx> CommitterDate: Wed, 19 Feb 2020 17:23:59 +01:00 x86/boot/compressed: Don't declare __force_order in kaslr_64.c GCC 10 changed the default to -fno-common, which leads to LD arch/x86/boot/compressed/vmlinux ld: arch/x86/boot/compressed/pgtable_64.o:(.bss+0x0): multiple definition of `__force_order'; \ arch/x86/boot/compressed/kaslr_64.o:(.bss+0x0): first defined here make[2]: *** [arch/x86/boot/compressed/Makefile:119: arch/x86/boot/compressed/vmlinux] Error 1 Since __force_order is already provided in pgtable_64.c, there is no need to declare __force_order in kaslr_64.c. Signed-off-by: H.J. Lu <hjl.tools@xxxxxxxxx> Signed-off-by: Borislav Petkov <bp@xxxxxxx> Link: https://lkml.kernel.org/r/20200124181811.4780-1-hjl.tools@xxxxxxxxx --- arch/x86/boot/compressed/kaslr_64.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/x86/boot/compressed/kaslr_64.c b/arch/x86/boot/compressed/kaslr_64.c index 748456c..9557c5a 100644 --- a/arch/x86/boot/compressed/kaslr_64.c +++ b/arch/x86/boot/compressed/kaslr_64.c @@ -29,9 +29,6 @@ #define __PAGE_OFFSET __PAGE_OFFSET_BASE #include "../../mm/ident_map.c" -/* Used by pgtable.h asm code to force instruction serialization. */ -unsigned long __force_order; - /* Used to track our page table allocation area. */ struct alloc_pgt_data { unsigned char *pgt_buf;
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