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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-21 03:14:03 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-21 03:14:03 +0100 |
| commit | e219aafe50fd546b8686582ddbafd24c3c2eda04 (patch) | |
| tree | a665e08ca8d42f20ac8e5dcc8565d666cffb26bd /arch/s390/mm/fault.c | |
| parent | ffe12855a5f7f195589130197558e6a5c276caa4 (diff) | |
| parent | 24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff) | |
Merge back earlier 'pm-domains' material for v4.5.
Diffstat (limited to 'arch/s390/mm/fault.c')
| -rw-r--r-- | arch/s390/mm/fault.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index f985856a538b7..ec1a30d0d11ab 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -30,6 +30,7 @@ #include <linux/uaccess.h> #include <linux/hugetlb.h> #include <asm/asm-offsets.h> +#include <asm/diag.h> #include <asm/pgtable.h> #include <asm/irq.h> #include <asm/mmu_context.h> @@ -589,7 +590,7 @@ int pfault_init(void) .reffcode = 0, .refdwlen = 5, .refversn = 2, - .refgaddr = __LC_CURRENT_PID, + .refgaddr = __LC_LPP, .refselmk = 1ULL << 48, .refcmpmk = 1ULL << 48, .reserved = __PF_RES_FIELD }; @@ -597,6 +598,7 @@ int pfault_init(void) if (pfault_disable) return -1; + diag_stat_inc(DIAG_STAT_X258); asm volatile( " diag %1,%0,0x258\n" "0: j 2f\n" @@ -618,6 +620,7 @@ void pfault_fini(void) if (pfault_disable) return; + diag_stat_inc(DIAG_STAT_X258); asm volatile( " diag %0,0,0x258\n" "0:\n" @@ -646,7 +649,7 @@ static void pfault_interrupt(struct ext_code ext_code, return; inc_irq_stat(IRQEXT_PFL); /* Get the token (= pid of the affected task). */ - pid = param64; + pid = param64 & LPP_PFAULT_PID_MASK; rcu_read_lock(); tsk = find_task_by_pid_ns(pid, &init_pid_ns); if (tsk) |