Messages in this thread | | | From | Catalin Marinas <> | Subject | Re: [PATCH] kselftest/arm64: bti: force static linking | Date | Mon, 16 May 2022 19:45:11 +0100 |
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On Wed, 11 May 2022 18:21:29 +0100, Andre Przywara wrote: > The "bti" selftests are built with -nostdlib, which apparently > automatically creates a statically linked binary, which is what we want > and need for BTI (to avoid interactions with the dynamic linker). > > However this is not true when building a PIE binary, which some > toolchains (Ubuntu) configure as the default. > When compiling btitest with such a toolchain, it will create a > dynamically linked binary, which will probably fail some tests, as the > dynamic linker might not support BTI: > =================== > TAP version 13 > 1..18 > not ok 1 nohint_func/call_using_br_x0 > not ok 2 nohint_func/call_using_br_x16 > not ok 3 nohint_func/call_using_blr > .... > =================== > > [...]
Applied to arm64 (for-next/kselftest), thanks!
[1/1] kselftest/arm64: bti: force static linking https://git.kernel.org/arm64/c/d7a49291d786
-- Catalin
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