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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-05-25 12:40:08 -0400 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-05-25 12:40:08 -0400 |
| commit | c6a756795d5ba0637aae8da89dd11bb7e3a1ee74 (patch) | |
| tree | 1c19f951f2604dbb6b867a6dcdf94d20c204cc5c /arch/s390 | |
| parent | 382066da251132f768380f4852ed5afb72d88f80 (diff) | |
| parent | a8bd60705aa17a998516837d9c1e503ad4cbd7fc (diff) | |
| download | op-kernel-dev-c6a756795d5ba0637aae8da89dd11bb7e3a1ee74.zip op-kernel-dev-c6a756795d5ba0637aae8da89dd11bb7e3a1ee74.tar.gz | |
Merge branch 'master'
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/compat_wrapper.S | 8 | ||||
| -rw-r--r-- | arch/s390/kernel/syscalls.S | 1 | ||||
| -rw-r--r-- | arch/s390/kernel/time.c | 9 |
3 files changed, 14 insertions, 4 deletions
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S index ef5b9c4..4d53b27 100644 --- a/arch/s390/kernel/compat_wrapper.S +++ b/arch/s390/kernel/compat_wrapper.S @@ -1650,3 +1650,11 @@ sys_tee_wrapper: llgfr %r4,%r4 # size_t llgfr %r5,%r5 # unsigned int jg sys_tee + + .globl compat_sys_vmsplice_wrapper +compat_sys_vmsplice_wrapper: + lgfr %r2,%r2 # int + llgtr %r3,%r3 # compat_iovec * + llgfr %r4,%r4 # unsigned int + llgfr %r5,%r5 # unsigned int + jg compat_sys_vmsplice diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index fc2c076..93be1d5 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -317,3 +317,4 @@ SYSCALL(sys_get_robust_list,sys_get_robust_list,compat_sys_get_robust_list_wrapp SYSCALL(sys_splice,sys_splice,sys_splice_wrapper) SYSCALL(sys_sync_file_range,sys_sync_file_range,sys_sync_file_range_wrapper) SYSCALL(sys_tee,sys_tee,sys_tee_wrapper) +SYSCALL(sys_vmsplice,sys_vmsplice,compat_sys_vmsplice_wrapper) diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index fea043b..ce19ad4 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -249,18 +249,19 @@ static inline void stop_hz_timer(void) unsigned long flags; unsigned long seq, next; __u64 timer, todval; + int cpu = smp_processor_id(); if (sysctl_hz_timer != 0) return; - cpu_set(smp_processor_id(), nohz_cpu_mask); + cpu_set(cpu, nohz_cpu_mask); /* * Leave the clock comparator set up for the next timer * tick if either rcu or a softirq is pending. */ - if (rcu_pending(smp_processor_id()) || local_softirq_pending()) { - cpu_clear(smp_processor_id(), nohz_cpu_mask); + if (rcu_needs_cpu(cpu) || local_softirq_pending()) { + cpu_clear(cpu, nohz_cpu_mask); return; } @@ -271,7 +272,7 @@ static inline void stop_hz_timer(void) next = next_timer_interrupt(); do { seq = read_seqbegin_irqsave(&xtime_lock, flags); - timer = (__u64)(next - jiffies) + jiffies_64; + timer = (__u64 next) - (__u64 jiffies) + jiffies_64; } while (read_seqretry_irqrestore(&xtime_lock, seq, flags)); todval = -1ULL; /* Be careful about overflows. */ |
