Commit c2810188 authored Mar 12, 2009 by Jan Beulich Committed by Ingo Molnar Mar 12, 2009

x86-64: move save_paranoid into .kprobes.text



Impact: mark save_paranoid as non-kprobe-able code

This appears to be necessary as the function gets called from
kprobes-unsafe exception handling stubs (i.e. which themselves
live in .kprobes.text).

Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <49B8F44F.76E4.0078.0@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 9fa7266c

arch/x86/kernel/entry_64.S

+2 −0

Original line number	Diff line number	Diff line
		@@ -368,6 +368,7 @@ ENTRY(save_rest)
		END(save_rest)

		/* save complete stack frame */
		.pushsection .kprobes.text, "ax"
		ENTRY(save_paranoid)
		XCPT_FRAME 1 RDI+8
		cld
		@@ -396,6 +397,7 @@ ENTRY(save_paranoid)
		1: ret
		CFI_ENDPROC
		END(save_paranoid)
		.popsection

		/*
		* A newly forked process directly context switches into this address.