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| author | Will Deacon <will.deacon@arm.com> | 2013-12-10 20:12:27 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-12-29 12:32:44 +0000 |
| commit | 03aa6580e336c19e923372a3b6b72a300f24880c (patch) | |
| tree | 175470d87b17a4e3028efe9e968f65d8eacbaa90 /arch/arm/common/mcpm_entry.c | |
| parent | 145bc292dce9dbdface2acf1e7e1f175729fb5fb (diff) | |
| download | linux-03aa6580e336c19e923372a3b6b72a300f24880c.tar.gz linux-03aa6580e336c19e923372a3b6b72a300f24880c.tar.bz2 linux-03aa6580e336c19e923372a3b6b72a300f24880c.zip | |
ARM: 7921/1: mcpm: remove redundant dsb instructions prior to sev
sync_cache_w already includes a dsb, so we can just use sev() directly
then following a cache-sync.
Acked-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/common/mcpm_entry.c')
| -rw-r--r-- | arch/arm/common/mcpm_entry.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c index 87c5f1b595bb..1e361abc29eb 100644 --- a/arch/arm/common/mcpm_entry.c +++ b/arch/arm/common/mcpm_entry.c @@ -166,7 +166,7 @@ void __mcpm_cpu_down(unsigned int cpu, unsigned int cluster) dmb(); mcpm_sync.clusters[cluster].cpus[cpu].cpu = CPU_DOWN; sync_cache_w(&mcpm_sync.clusters[cluster].cpus[cpu].cpu); - dsb_sev(); + sev(); } /* @@ -182,7 +182,7 @@ void __mcpm_outbound_leave_critical(unsigned int cluster, int state) dmb(); mcpm_sync.clusters[cluster].cluster = state; sync_cache_w(&mcpm_sync.clusters[cluster].cluster); - dsb_sev(); + sev(); } /* |