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| author | Nicholas Piggin <npiggin@gmail.com> | 2017-06-14 15:02:40 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-06-28 05:08:12 +0200 |
| commit | 624e46d03576dd4d5667bad9d2ef814135d0075c (patch) | |
| tree | 2938e87f1c230f411b58567a6663c9b00c32b33a /drivers/cpuidle/cpuidle-pseries.c | |
| parent | cpuidle: powerpc: cpuidle set polling before enabling irqs (diff) | |
| download | linux-624e46d03576dd4d5667bad9d2ef814135d0075c.tar.xz linux-624e46d03576dd4d5667bad9d2ef814135d0075c.zip | |
cpuidle: powerpc: read mostly for common globals
Ensure these don't get put into bouncing cachelines.
Reviewed-by: Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers/cpuidle/cpuidle-pseries.c')
| -rw-r--r-- | drivers/cpuidle/cpuidle-pseries.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/cpuidle/cpuidle-pseries.c b/drivers/cpuidle/cpuidle-pseries.c index 7b12bb2ea70f..a404f352d284 100644 --- a/drivers/cpuidle/cpuidle-pseries.c +++ b/drivers/cpuidle/cpuidle-pseries.c @@ -25,10 +25,10 @@ struct cpuidle_driver pseries_idle_driver = { .owner = THIS_MODULE, }; -static int max_idle_state; -static struct cpuidle_state *cpuidle_state_table; -static u64 snooze_timeout; -static bool snooze_timeout_en; +static int max_idle_state __read_mostly; +static struct cpuidle_state *cpuidle_state_table __read_mostly; +static u64 snooze_timeout __read_mostly; +static bool snooze_timeout_en __read_mostly; static inline void idle_loop_prolog(unsigned long *in_purr) { |