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(parent: a4d4fbc) | patch
x86-64, fpu: Fix %cs value in convert_from_fxsr()
authorBrian Gerst <brgerst@gmail.com>
Sat, 4 Sep 2010 01:17:13 +0000 (21:17 -0400)
committerH. Peter Anvin <hpa@linux.intel.com>
Thu, 9 Sep 2010 21:16:58 +0000 (14:16 -0700)
commit10c11f304986a1f84201c2261a428701f9d2dffc
tree619bed49fcd50d6eec3034436ae77b5c3c46f7cbtree | snapshot
parenta4d4fbc7735bba6654b20f859135f9d3f8fe7f76commit | diff
x86-64, fpu: Fix %cs value in convert_from_fxsr()

While %ds still contains the userspace selector, %cs is KERNEL_CS at
this point.  Always get %cs from pt_regs even for the current task.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
LKML-Reference: <1283563039-3466-7-git-send-email-brgerst@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
arch/x86/kernel/i387.c diff | blob | history
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