From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/arch/s390/include/asm/barrier.h | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'kernel/arch/s390/include/asm/barrier.h') diff --git a/kernel/arch/s390/include/asm/barrier.h b/kernel/arch/s390/include/asm/barrier.h index 8d724718e..d68e11e0d 100644 --- a/kernel/arch/s390/include/asm/barrier.h +++ b/kernel/arch/s390/include/asm/barrier.h @@ -22,10 +22,10 @@ #define mb() do { asm volatile(__ASM_BARRIER : : : "memory"); } while (0) -#define rmb() mb() -#define wmb() mb() -#define dma_rmb() rmb() -#define dma_wmb() wmb() +#define rmb() barrier() +#define wmb() barrier() +#define dma_rmb() mb() +#define dma_wmb() mb() #define smp_mb() mb() #define smp_rmb() rmb() #define smp_wmb() wmb() @@ -36,18 +36,18 @@ #define smp_mb__before_atomic() smp_mb() #define smp_mb__after_atomic() smp_mb() -#define set_mb(var, value) do { var = value; mb(); } while (0) +#define smp_store_mb(var, value) do { WRITE_ONCE(var, value); mb(); } while (0) #define smp_store_release(p, v) \ do { \ compiletime_assert_atomic_type(*p); \ barrier(); \ - ACCESS_ONCE(*p) = (v); \ + WRITE_ONCE(*p, v); \ } while (0) #define smp_load_acquire(p) \ ({ \ - typeof(*p) ___p1 = ACCESS_ONCE(*p); \ + typeof(*p) ___p1 = READ_ONCE(*p); \ compiletime_assert_atomic_type(*p); \ barrier(); \ ___p1; \ -- cgit 1.2.3-korg