diff options
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/include/asm/Kbuild | 1 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/atomic.h | 4 | ||||
| -rw-r--r-- | arch/xtensa/include/uapi/asm/mman.h | 6 | ||||
| -rw-r--r-- | arch/xtensa/kernel/time.c | 2 |
4 files changed, 10 insertions, 3 deletions
diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index 63c223d..b56855a 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -28,4 +28,5 @@ generic-y += statfs.h generic-y += termios.h generic-y += topology.h generic-y += trace_clock.h +generic-y += word-at-a-time.h generic-y += xor.h diff --git a/arch/xtensa/include/asm/atomic.h b/arch/xtensa/include/asm/atomic.h index 93795d0..fd8017c 100644 --- a/arch/xtensa/include/asm/atomic.h +++ b/arch/xtensa/include/asm/atomic.h @@ -47,7 +47,7 @@ * * Atomically reads the value of @v. */ -#define atomic_read(v) ACCESS_ONCE((v)->counter) +#define atomic_read(v) READ_ONCE((v)->counter) /** * atomic_set - set atomic variable @@ -56,7 +56,7 @@ * * Atomically sets the value of @v to @i. */ -#define atomic_set(v,i) ((v)->counter = (i)) +#define atomic_set(v,i) WRITE_ONCE((v)->counter, (i)) #if XCHAL_HAVE_S32C1I #define ATOMIC_OP(op) \ diff --git a/arch/xtensa/include/uapi/asm/mman.h b/arch/xtensa/include/uapi/asm/mman.h index 201aec0..360944e 100644 --- a/arch/xtensa/include/uapi/asm/mman.h +++ b/arch/xtensa/include/uapi/asm/mman.h @@ -74,6 +74,12 @@ */ #define MCL_CURRENT 1 /* lock all current mappings */ #define MCL_FUTURE 2 /* lock all future mappings */ +#define MCL_ONFAULT 4 /* lock all pages that are faulted in */ + +/* + * Flags for mlock + */ +#define MLOCK_ONFAULT 0x01 /* Lock pages in range after they are faulted in, do not prefault */ #define MADV_NORMAL 0 /* no further special treatment */ #define MADV_RANDOM 1 /* expect random page references */ diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c index b97767d..b9ad9fe 100644 --- a/arch/xtensa/kernel/time.c +++ b/arch/xtensa/kernel/time.c @@ -148,7 +148,7 @@ void __init time_init(void) local_timer_setup(0); setup_irq(this_cpu_ptr(&ccount_timer)->evt.irq, &timer_irqaction); sched_clock_register(ccount_sched_clock_read, 32, ccount_freq); - clocksource_of_init(); + clocksource_probe(); } /* |