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| author | Scott Wood | 2014-03-10 23:29:38 +0100 |
|---|---|---|
| committer | Scott Wood | 2014-03-20 01:57:15 +0100 |
| commit | a3dc620743f44cd509a1ab7b01c33d26fb501c8c (patch) | |
| tree | bee3b37742185aa7c43f50fefa7c59928e937a03 /arch/powerpc/kernel/exceptions-64e.S | |
| parent | powerpc/booke64: Use SPRG7 for VDSO (diff) | |
| download | kernel-qcow2-linux-a3dc620743f44cd509a1ab7b01c33d26fb501c8c.tar.gz kernel-qcow2-linux-a3dc620743f44cd509a1ab7b01c33d26fb501c8c.tar.xz kernel-qcow2-linux-a3dc620743f44cd509a1ab7b01c33d26fb501c8c.zip | |
powerpc/booke64: Use SPRG_TLB_EXFRAME on bolted handlers
While bolted handlers (including e6500) do not need to deal with a TLB
miss recursively causing another TLB miss, nested TLB misses can still
happen with crit/mc/debug exceptions -- so we still need to honor
SPRG_TLB_EXFRAME.
We don't need to spend time modifying it in the TLB miss fastpath,
though -- the special level exception will handle that.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Cc: Mihai Caraman <mihai.caraman@freescale.com>
Cc: kvm-ppc@vger.kernel.org
Diffstat (limited to 'arch/powerpc/kernel/exceptions-64e.S')
0 files changed, 0 insertions, 0 deletions