efi/libstub/arm64: Force 'hidden' visibility for section markers
commit 0426a4e68f18d75515414361de9e3e1445d2644e upstream. To prevent the compiler from emitting absolute references to the section markers when running in PIC mode, override the visibility to 'hidden' for all contents of asm/sections.h Tested-by:Matthias Kaehlcke <mka@chromium.org> Signed-off-by:
Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Matt Fleming <matt@codeblueprint.co.uk> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-efi@vger.kernel.org Link: http://lkml.kernel.org/r/20170818194947.19347-4-ard.biesheuvel@linaro.org Signed-off-by:
Ingo Molnar <mingo@kernel.org> Signed-off-by:
Nick Desaulniers <ndesaulniers@google.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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