Thomas Gleixner 117ed45485 x86/irq/64: Remove stack overflow debug code ...

All stack types on x86 64-bit have guard pages now.

So there is no point in executing probabilistic overflow checks as the
guard pages are a accurate and reliable overflow prevention.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Nicolai Stange <nstange@suse.de>
Cc: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/20190414160146.466354762@linutronix.de

2019-04-17 15:41:48 +02:00

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