ACK: [SRU][Bionic][PATCH 0/1] KVM: PPC: Book3S HV: Fix guest r11 corruption with POWER9 TM workarounds
khalid.elmously at canonical.com
Fri Oct 12 07:27:38 UTC 2018
On 2018-10-11 16:06:11 , Joseph Salisbury wrote:
> BugLink: https://bugs.launchpad.net/bugs/1792501
> == SRU Justification ==
> IBM is requesting this commit in Bionic. It fixes a regression
> introduced by upstream commit 4bb3c7a020.
> Without this patch, package installation segfaults inside debian chroot
> env in P9 KVM guest with HTM enabled.
> The fix has already landed in Cosmic master-next.
> == Fix ==
> f14040bca892 ("KVM: PPC: Book3S HV: Fix guest r11 corruption with POWER9 TM workarounds")
> == Regression Potential ==
> Low. This commit fixes an existing regrssion and is specific to powerpc. It has been cc'd to
> upstream stable, so has had additional upstream review.
> == Test Case ==
> A test kernel was built with this patch and tested by the original bug reporter.
> The bug reporter states the test kernel resolved the bug.
> Michael Neuling (1):
> KVM: PPC: Book3S HV: Fix guest r11 corruption with POWER9 TM
> arch/powerpc/kernel/exceptions-64s.S | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Acked-by: Khalid Elmously <khalid.elmously at canonical.com>
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