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(parent: 91ce31b) | patch
macintosh/via-pmu: Don't clear shift register interrupt flag twice
authorFinn Thain <fthain@telegraphics.com.au>
Mon, 2 Jul 2018 08:21:18 +0000 (04:21 -0400)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 31 Jul 2018 09:56:39 +0000 (19:56 +1000)
commit99be1defc799d3422afcf4d9538f34e1e3520e62
treebdb6d223ab8fd49464ffe2c3cd8389d210de4e4dtree | snapshot
parent91ce31bfb0f2e8164fb7bf54f182c39804add214commit | diff
macintosh/via-pmu: Don't clear shift register interrupt flag twice

The shift register interrupt flag gets cleared in via_pmu_interrupt()
and once again in pmu_sr_intr(). Fix this theoretical race condition.

Tested-by: Stan Johnson <userm57@yahoo.com>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
drivers/macintosh/via-pmu.c diff | blob | history
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