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powerpc/qspinlock: Fix 32-bit build
author
Nicholas Piggin
<npiggin@gmail.com>
Thu, 8 Dec 2022 12:32:25 +0000
(22:32 +1000)
committer
Michael Ellerman
<mpe@ellerman.id.au>
Mon, 12 Dec 2022 01:34:52 +0000
(12:34 +1100)
Some 32-bit configurations don't pull in the spin_begin/end/relax
definitions. Fix is to restore a lost include.
Reported-by: kernel test robot <lkp@intel.com>
Fixes:
84990b169557
("powerpc/qspinlock: add mcs queueing for contended waiters")
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link:
https://lore.kernel.org/oe-kbuild-all/202212050224.i7uh9fOh-lkp@intel.com
Link:
https://lore.kernel.org/r/20221208123225.1566113-1-npiggin@gmail.com
arch/powerpc/lib/qspinlock.c
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diff --git
a/arch/powerpc/lib/qspinlock.c
b/arch/powerpc/lib/qspinlock.c
index
1cf5d3e
..
e4bd145
100644
(file)
--- a/
arch/powerpc/lib/qspinlock.c
+++ b/
arch/powerpc/lib/qspinlock.c
@@
-3,6
+3,7
@@
#include <linux/compiler.h>
#include <linux/export.h>
#include <linux/percpu.h>
+#include <linux/processor.h>
#include <linux/smp.h>
#include <linux/topology.h>
#include <linux/sched/clock.h>