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[PATCH] x86_64: Remove unprotected iret

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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>
This commit is contained in:
Jan Beulich
2006-01-11 22:42:20 +01:00
committed by Linus Torvalds
parent eca37c18be
commit 505cc4e1d6
1 changed files with 1 additions and 1 deletions
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2
arch/x86_64/kernel/entry.S
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@@ -754,7 +754,7 @@ error_exit:
jnz retint_careful
swapgs
RESTORE_ARGS 0,8,0
iretq
jmp iret_label
CFI_ENDPROC
error_kernelspace: