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(parent: 33fe11d) | patch
x86, 64-bit: Move K8 B step iret fixup to fault entry asm
authorBrian Gerst <brgerst@gmail.com>
Mon, 12 Oct 2009 14:18:23 +0000 (10:18 -0400)
committerIngo Molnar <mingo@elte.hu>
Mon, 12 Oct 2009 16:29:46 +0000 (18:29 +0200)
commit40f8ae5970a64010145323e2998ca8706523262d
treedac0241dcc85e8ec6e8fe25705fce8bf7f4ea57etree | snapshot
parent33fe11d1277a0e38bc4009b2bcb6431d22d9b4f8commit | diff
x86, 64-bit: Move K8 B step iret fixup to fault entry asm

Move the handling of truncated %rip from an iret fault to the fault
entry path.

This allows x86-64 to use the standard search_extable() function.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <1255357103-5418-1-git-send-email-brgerst@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/include/asm/uaccess.h diff | blob | history
arch/x86/kernel/entry_64.S diff | blob | history
arch/x86/mm/extable.c diff | blob | history
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