arch/x86/include/asm/nospec-branch.h · 770ae1b709528a6a173b5c7b183818ee9b45e376 · Kirill Smelkov / linux

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x86/returnthunk: Allow different return thunks · 770ae1b7

Peter Zijlstra authored Sep 15, 2022



In preparation for call depth tracking on Intel SKL CPUs, make it possible
to patch in a SKL specific return thunk.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220915111147.680469665@infradead.org

770ae1b7

nospec-branch.h 10.9 KB

Replace nospec-branch.h