Commit 505cc4e1 authored Jan 11, 2006 by Jan Beulich Committed by Linus Torvalds Jan 11, 2006

[PATCH] x86_64: Remove unprotected iret



Make sure no iret can fault without attached recovery code.
Cannot happen in the normal case, but might be useful
with kernel debuggers

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent eca37c18

arch/x86_64/kernel/entry.S

+1 −1

Original line number	Diff line number	Diff line
		@@ -754,7 +754,7 @@ error_exit:
		jnz retint_careful
		swapgs
		RESTORE_ARGS 0,8,0
		iretq
		jmp iret_label
		CFI_ENDPROC

		error_kernelspace: