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irqchip/bcm2836: Drop extra memory barrier in SMP boot.

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The writel() immediately after this has a barrier, anyway.

Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://lkml.kernel.org/r/1454620468-31303-1-git-send-email-eric@anholt.net
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Eric Anholt 2016-02-04 13:14:28 -08:00 committed by Jason Cooper
parent d2b383dcf4
commit b6bc902ddc
1 changed files with 0 additions and 1 deletions
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drivers/irqchip/irq-bcm2836.c
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@ -229,7 +229,6 @@ int __init bcm2836_smp_boot_secondary(unsigned int cpu,
unsigned long secondary_startup_phys =
(unsigned long)virt_to_phys((void *)secondary_startup);
dsb();
writel(secondary_startup_phys,
intc.base + LOCAL_MAILBOX3_SET0 + 16 * cpu);