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Date: Wed, 15 Nov 2017 13:34:18 -0800 From: Sami Tolvanen <samitolvanen@...gle.com> To: Alex Matveev <alxmtvv@...il.com>, Andi Kleen <ak@...ux.intel.com>, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Greg Hackmann <ghackmann@...gle.com>, Kees Cook <keescook@...omium.org>, linux-arm-kernel@...ts.infradead.org, linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org, Mark Rutland <mark.rutland@....com>, Masahiro Yamada <yamada.masahiro@...ionext.com>, Maxim Kuvyrkov <maxim.kuvyrkov@...aro.org>, Michal Marek <michal.lkml@...kovi.net>, Nick Desaulniers <ndesaulniers@...gle.com>, Yury Norov <ynorov@...iumnetworks.com>, Matthias Kaehlcke <mka@...omium.org> Cc: Sami Tolvanen <samitolvanen@...gle.com> Subject: [PATCH v2 08/18] arm64: don't disable ADR_PREL_PG_HI21* with ARM64_ERRATUM_843419 CONFIG_LTO_CLANG depends on GNU gold, which can generate ADR_PREL_PG_HI21* relocations even with --fix-cortex-a53-843419. Signed-off-by: Sami Tolvanen <samitolvanen@...gle.com> --- arch/arm64/kernel/module.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c index f469e0435903..fec9a578f122 100644 --- a/arch/arm64/kernel/module.c +++ b/arch/arm64/kernel/module.c @@ -336,14 +336,12 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, ovf = reloc_insn_imm(RELOC_OP_PREL, loc, val, 0, 21, AARCH64_INSN_IMM_ADR); break; -#ifndef CONFIG_ARM64_ERRATUM_843419 case R_AARCH64_ADR_PREL_PG_HI21_NC: overflow_check = false; case R_AARCH64_ADR_PREL_PG_HI21: ovf = reloc_insn_imm(RELOC_OP_PAGE, loc, val, 12, 21, AARCH64_INSN_IMM_ADR); break; -#endif case R_AARCH64_ADD_ABS_LO12_NC: case R_AARCH64_LDST8_ABS_LO12_NC: overflow_check = false; -- 2.15.0.448.gf294e3d99a-goog
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