powerpc/64s: system call avoid setting MSR[RI] until we set MSR[EE]

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This extends the MSR[RI]=0 window a little further into the system
call in order to pair RI and EE enabling with a single mtmsrd.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210617155116.2167984-8-npiggin@gmail.com

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Nicholas Piggin 2021-06-18 01:51:06 +10:00 • committed by Michael Ellerman

parent e754f4d13e

commit dd152f70bd

2 changed files with 2 additions and 4 deletions

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2

arch/powerpc/kernel/exceptions-64s.S

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4

arch/powerpc/kernel/interrupt_64.S

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