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authorHeiko Carstens <heiko.carstens@de.ibm.com>2013-01-30 09:49:40 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-02-14 15:55:10 +0100
commit1aae0560d160ee6ebef927a35e4f405306a079df (patch)
tree70809629dccba1bf31e067dfcd3a20fe58b6d24e /arch
parent58fece7827a7cc40e02bc68a7db8229166984893 (diff)
downloadop-kernel-dev-1aae0560d160ee6ebef927a35e4f405306a079df.zip
op-kernel-dev-1aae0560d160ee6ebef927a35e4f405306a079df.tar.gz
s390/time: rename tod clock access functions
Fix name clash with some common code device drivers and add "tod" to all tod clock access function names. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/appldata/appldata_mem.c2
-rw-r--r--arch/s390/appldata/appldata_net_sum.c2
-rw-r--r--arch/s390/appldata/appldata_os.c2
-rw-r--r--arch/s390/hypfs/hypfs_vm.c2
-rw-r--r--arch/s390/include/asm/timex.h18
-rw-r--r--arch/s390/kernel/debug.c2
-rw-r--r--arch/s390/kernel/early.c6
-rw-r--r--arch/s390/kernel/nmi.c2
-rw-r--r--arch/s390/kernel/smp.c10
-rw-r--r--arch/s390/kernel/time.c26
-rw-r--r--arch/s390/kernel/vtime.c2
-rw-r--r--arch/s390/kvm/interrupt.c6
-rw-r--r--arch/s390/lib/delay.c16
13 files changed, 48 insertions, 48 deletions
diff --git a/arch/s390/appldata/appldata_mem.c b/arch/s390/appldata/appldata_mem.c
index 02d9a1c..7ef60b5 100644
--- a/arch/s390/appldata/appldata_mem.c
+++ b/arch/s390/appldata/appldata_mem.c
@@ -108,7 +108,7 @@ static void appldata_get_mem_data(void *data)
mem_data->totalswap = P2K(val.totalswap);
mem_data->freeswap = P2K(val.freeswap);
- mem_data->timestamp = get_clock();
+ mem_data->timestamp = get_tod_clock();
mem_data->sync_count_2++;
}
diff --git a/arch/s390/appldata/appldata_net_sum.c b/arch/s390/appldata/appldata_net_sum.c
index 1370e35..2d224b9 100644
--- a/arch/s390/appldata/appldata_net_sum.c
+++ b/arch/s390/appldata/appldata_net_sum.c
@@ -111,7 +111,7 @@ static void appldata_get_net_sum_data(void *data)
net_data->tx_dropped = tx_dropped;
net_data->collisions = collisions;
- net_data->timestamp = get_clock();
+ net_data->timestamp = get_tod_clock();
net_data->sync_count_2++;
}
diff --git a/arch/s390/appldata/appldata_os.c b/arch/s390/appldata/appldata_os.c
index 87521ba..de8e2b3 100644
--- a/arch/s390/appldata/appldata_os.c
+++ b/arch/s390/appldata/appldata_os.c
@@ -156,7 +156,7 @@ static void appldata_get_os_data(void *data)
}
ops.size = new_size;
}
- os_data->timestamp = get_clock();
+ os_data->timestamp = get_tod_clock();
os_data->sync_count_2++;
}
diff --git a/arch/s390/hypfs/hypfs_vm.c b/arch/s390/hypfs/hypfs_vm.c
index 4f6afaa..f364dcf 100644
--- a/arch/s390/hypfs/hypfs_vm.c
+++ b/arch/s390/hypfs/hypfs_vm.c
@@ -245,7 +245,7 @@ static int dbfs_diag2fc_create(void **data, void **data_free_ptr, size_t *size)
d2fc = diag2fc_store(guest_query, &count, sizeof(d2fc->hdr));
if (IS_ERR(d2fc))
return PTR_ERR(d2fc);
- get_clock_ext(d2fc->hdr.tod_ext);
+ get_tod_clock_ext(d2fc->hdr.tod_ext);
d2fc->hdr.len = count * sizeof(struct diag2fc_data);
d2fc->hdr.version = DBFS_D2FC_HDR_VERSION;
d2fc->hdr.count = count;
diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h
index 4c060bb..8ad8af9 100644
--- a/arch/s390/include/asm/timex.h
+++ b/arch/s390/include/asm/timex.h
@@ -15,7 +15,7 @@
#define TOD_UNIX_EPOCH 0x7d91048bca000000ULL
/* Inline functions for clock register access. */
-static inline int set_clock(__u64 time)
+static inline int set_tod_clock(__u64 time)
{
int cc;
@@ -27,7 +27,7 @@ static inline int set_clock(__u64 time)
return cc;
}
-static inline int store_clock(__u64 *time)
+static inline int store_tod_clock(__u64 *time)
{
int cc;
@@ -71,7 +71,7 @@ static inline void local_tick_enable(unsigned long long comp)
typedef unsigned long long cycles_t;
-static inline unsigned long long get_clock(void)
+static inline unsigned long long get_tod_clock(void)
{
unsigned long long clk;
@@ -83,21 +83,21 @@ static inline unsigned long long get_clock(void)
return clk;
}
-static inline void get_clock_ext(char *clk)
+static inline void get_tod_clock_ext(char *clk)
{
asm volatile("stcke %0" : "=Q" (*clk) : : "cc");
}
-static inline unsigned long long get_clock_xt(void)
+static inline unsigned long long get_tod_clock_xt(void)
{
unsigned char clk[16];
- get_clock_ext(clk);
+ get_tod_clock_ext(clk);
return *((unsigned long long *)&clk[1]);
}
static inline cycles_t get_cycles(void)
{
- return (cycles_t) get_clock() >> 2;
+ return (cycles_t) get_tod_clock() >> 2;
}
int get_sync_clock(unsigned long long *clock);
@@ -123,9 +123,9 @@ extern u64 sched_clock_base_cc;
* function, otherwise the returned value is not guaranteed to
* be monotonic.
*/
-static inline unsigned long long get_clock_monotonic(void)
+static inline unsigned long long get_tod_clock_monotonic(void)
{
- return get_clock_xt() - sched_clock_base_cc;
+ return get_tod_clock_xt() - sched_clock_base_cc;
}
/**
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index 4e8215e..09a94cd 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -867,7 +867,7 @@ static inline void
debug_finish_entry(debug_info_t * id, debug_entry_t* active, int level,
int exception)
{
- active->id.stck = get_clock();
+ active->id.stck = get_tod_clock();
active->id.fields.cpuid = smp_processor_id();
active->caller = __builtin_return_address(0);
active->id.fields.exception = exception;
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 1f0eee9..1ee98e5 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -47,10 +47,10 @@ static void __init reset_tod_clock(void)
{
u64 time;
- if (store_clock(&time) == 0)
+ if (store_tod_clock(&time) == 0)
return;
/* TOD clock not running. Set the clock to Unix Epoch. */
- if (set_clock(TOD_UNIX_EPOCH) != 0 || store_clock(&time) != 0)
+ if (set_tod_clock(TOD_UNIX_EPOCH) != 0 || store_tod_clock(&time) != 0)
disabled_wait(0);
sched_clock_base_cc = TOD_UNIX_EPOCH;
@@ -173,7 +173,7 @@ static noinline __init void create_kernel_nss(void)
}
/* re-initialize cputime accounting. */
- sched_clock_base_cc = get_clock();
+ sched_clock_base_cc = get_tod_clock();
S390_lowcore.last_update_clock = sched_clock_base_cc;
S390_lowcore.last_update_timer = 0x7fffffffffffffffULL;
S390_lowcore.user_timer = 0;
diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c
index 7918fbe..504175e 100644
--- a/arch/s390/kernel/nmi.c
+++ b/arch/s390/kernel/nmi.c
@@ -293,7 +293,7 @@ void notrace s390_do_machine_check(struct pt_regs *regs)
* retry this instruction.
*/
spin_lock(&ipd_lock);
- tmp = get_clock();
+ tmp = get_tod_clock();
if (((tmp - last_ipd) >> 12) < MAX_IPD_TIME)
ipd_count++;
else
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 7433a2f..549c9d1 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -365,16 +365,16 @@ void smp_emergency_stop(cpumask_t *cpumask)
u64 end;
int cpu;
- end = get_clock() + (1000000UL << 12);
+ end = get_tod_clock() + (1000000UL << 12);
for_each_cpu(cpu, cpumask) {
struct pcpu *pcpu = pcpu_devices + cpu;
set_bit(ec_stop_cpu, &pcpu->ec_mask);
while (__pcpu_sigp(pcpu->address, SIGP_EMERGENCY_SIGNAL,
0, NULL) == SIGP_CC_BUSY &&
- get_clock() < end)
+ get_tod_clock() < end)
cpu_relax();
}
- while (get_clock() < end) {
+ while (get_tod_clock() < end) {
for_each_cpu(cpu, cpumask)
if (pcpu_stopped(pcpu_devices + cpu))
cpumask_clear_cpu(cpu, cpumask);
@@ -694,7 +694,7 @@ static void __init smp_detect_cpus(void)
*/
static void __cpuinit smp_start_secondary(void *cpuvoid)
{
- S390_lowcore.last_update_clock = get_clock();
+ S390_lowcore.last_update_clock = get_tod_clock();
S390_lowcore.restart_stack = (unsigned long) restart_stack;
S390_lowcore.restart_fn = (unsigned long) do_restart;
S390_lowcore.restart_data = 0;
@@ -947,7 +947,7 @@ static ssize_t show_idle_time(struct device *dev,
unsigned int sequence;
do {
- now = get_clock();
+ now = get_tod_clock();
sequence = ACCESS_ONCE(idle->sequence);
idle_time = ACCESS_ONCE(idle->idle_time);
idle_enter = ACCESS_ONCE(idle->clock_idle_enter);
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 0aa98db..876546b 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -63,7 +63,7 @@ static DEFINE_PER_CPU(struct clock_event_device, comparators);
*/
unsigned long long notrace __kprobes sched_clock(void)
{
- return tod_to_ns(get_clock_monotonic());
+ return tod_to_ns(get_tod_clock_monotonic());
}
/*
@@ -194,7 +194,7 @@ static void stp_reset(void);
void read_persistent_clock(struct timespec *ts)
{
- tod_to_timeval(get_clock() - TOD_UNIX_EPOCH, ts);
+ tod_to_timeval(get_tod_clock() - TOD_UNIX_EPOCH, ts);
}
void read_boot_clock(struct timespec *ts)
@@ -204,7 +204,7 @@ void read_boot_clock(struct timespec *ts)
static cycle_t read_tod_clock(struct clocksource *cs)
{
- return get_clock();
+ return get_tod_clock();
}
static struct clocksource clocksource_tod = {
@@ -342,7 +342,7 @@ int get_sync_clock(unsigned long long *clock)
sw_ptr = &get_cpu_var(clock_sync_word);
sw0 = atomic_read(sw_ptr);
- *clock = get_clock();
+ *clock = get_tod_clock();
sw1 = atomic_read(sw_ptr);
put_cpu_var(clock_sync_word);
if (sw0 == sw1 && (sw0 & 0x80000000U))
@@ -486,7 +486,7 @@ static void etr_reset(void)
.p0 = 0, .p1 = 0, ._pad1 = 0, .ea = 0,
.es = 0, .sl = 0 };
if (etr_setr(&etr_eacr) == 0) {
- etr_tolec = get_clock();
+ etr_tolec = get_tod_clock();
set_bit(CLOCK_SYNC_HAS_ETR, &clock_sync_flags);
if (etr_port0_online && etr_port1_online)
set_bit(CLOCK_SYNC_ETR, &clock_sync_flags);
@@ -768,8 +768,8 @@ static int etr_sync_clock(void *data)
__ctl_set_bit(14, 21);
__ctl_set_bit(0, 29);
clock = ((unsigned long long) (aib->edf2.etv + 1)) << 32;
- old_clock = get_clock();
- if (set_clock(clock) == 0) {
+ old_clock = get_tod_clock();
+ if (set_tod_clock(clock) == 0) {
__udelay(1); /* Wait for the clock to start. */
__ctl_clear_bit(0, 29);
__ctl_clear_bit(14, 21);
@@ -845,7 +845,7 @@ static struct etr_eacr etr_handle_events(struct etr_eacr eacr)
* assume that this can have caused an stepping
* port switch.
*/
- etr_tolec = get_clock();
+ etr_tolec = get_tod_clock();
eacr.p0 = etr_port0_online;
if (!eacr.p0)
eacr.e0 = 0;
@@ -858,7 +858,7 @@ static struct etr_eacr etr_handle_events(struct etr_eacr eacr)
* assume that this can have caused an stepping
* port switch.
*/
- etr_tolec = get_clock();
+ etr_tolec = get_tod_clock();
eacr.p1 = etr_port1_online;
if (!eacr.p1)
eacr.e1 = 0;
@@ -974,7 +974,7 @@ static void etr_update_eacr(struct etr_eacr eacr)
etr_eacr = eacr;
etr_setr(&etr_eacr);
if (dp_changed)
- etr_tolec = get_clock();
+ etr_tolec = get_tod_clock();
}
/*
@@ -1012,7 +1012,7 @@ static void etr_work_fn(struct work_struct *work)
/* Store aib to get the current ETR status word. */
BUG_ON(etr_stetr(&aib) != 0);
etr_port0.esw = etr_port1.esw = aib.esw; /* Copy status word. */
- now = get_clock();
+ now = get_tod_clock();
/*
* Update the port information if the last stepping port change
@@ -1537,10 +1537,10 @@ static int stp_sync_clock(void *data)
if (stp_info.todoff[0] || stp_info.todoff[1] ||
stp_info.todoff[2] || stp_info.todoff[3] ||
stp_info.tmd != 2) {
- old_clock = get_clock();
+ old_clock = get_tod_clock();
rc = chsc_sstpc(stp_page, STP_OP_SYNC, 0);
if (rc == 0) {
- delta = adjust_time(old_clock, get_clock(), 0);
+ delta = adjust_time(old_clock, get_tod_clock(), 0);
fixup_clock_comparator(delta);
rc = chsc_sstpi(stp_page, &stp_info,
sizeof(struct stp_sstpi));
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index e84b8b6..8911a16 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -191,7 +191,7 @@ cputime64_t s390_get_idle_time(int cpu)
unsigned int sequence;
do {
- now = get_clock();
+ now = get_tod_clock();
sequence = ACCESS_ONCE(idle->sequence);
idle_enter = ACCESS_ONCE(idle->clock_idle_enter);
idle_exit = ACCESS_ONCE(idle->clock_idle_exit);
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index 82c481d..87418b5 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -362,7 +362,7 @@ static int kvm_cpu_has_interrupt(struct kvm_vcpu *vcpu)
}
if ((!rc) && (vcpu->arch.sie_block->ckc <
- get_clock() + vcpu->arch.sie_block->epoch)) {
+ get_tod_clock() + vcpu->arch.sie_block->epoch)) {
if ((!psw_extint_disabled(vcpu)) &&
(vcpu->arch.sie_block->gcr[0] & 0x800ul))
rc = 1;
@@ -402,7 +402,7 @@ int kvm_s390_handle_wait(struct kvm_vcpu *vcpu)
goto no_timer;
}
- now = get_clock() + vcpu->arch.sie_block->epoch;
+ now = get_tod_clock() + vcpu->arch.sie_block->epoch;
if (vcpu->arch.sie_block->ckc < now) {
__unset_cpu_idle(vcpu);
return 0;
@@ -492,7 +492,7 @@ void kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu)
}
if ((vcpu->arch.sie_block->ckc <
- get_clock() + vcpu->arch.sie_block->epoch))
+ get_tod_clock() + vcpu->arch.sie_block->epoch))
__try_deliver_ckc_interrupt(vcpu);
if (atomic_read(&fi->active)) {
diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c
index 42d0cf8..c61b9fa 100644
--- a/arch/s390/lib/delay.c
+++ b/arch/s390/lib/delay.c
@@ -32,7 +32,7 @@ static void __udelay_disabled(unsigned long long usecs)
unsigned long cr0, cr6, new;
u64 clock_saved, end;
- end = get_clock() + (usecs << 12);
+ end = get_tod_clock() + (usecs << 12);
clock_saved = local_tick_disable();
__ctl_store(cr0, 0, 0);
__ctl_store(cr6, 6, 6);
@@ -45,7 +45,7 @@ static void __udelay_disabled(unsigned long long usecs)
set_clock_comparator(end);
vtime_stop_cpu();
local_irq_disable();
- } while (get_clock() < end);
+ } while (get_tod_clock() < end);
lockdep_on();
__ctl_load(cr0, 0, 0);
__ctl_load(cr6, 6, 6);
@@ -56,7 +56,7 @@ static void __udelay_enabled(unsigned long long usecs)
{
u64 clock_saved, end;
- end = get_clock() + (usecs << 12);
+ end = get_tod_clock() + (usecs << 12);
do {
clock_saved = 0;
if (end < S390_lowcore.clock_comparator) {
@@ -67,7 +67,7 @@ static void __udelay_enabled(unsigned long long usecs)
local_irq_disable();
if (clock_saved)
local_tick_enable(clock_saved);
- } while (get_clock() < end);
+ } while (get_tod_clock() < end);
}
/*
@@ -111,8 +111,8 @@ void udelay_simple(unsigned long long usecs)
{
u64 end;
- end = get_clock() + (usecs << 12);
- while (get_clock() < end)
+ end = get_tod_clock() + (usecs << 12);
+ while (get_tod_clock() < end)
cpu_relax();
}
@@ -122,10 +122,10 @@ void __ndelay(unsigned long long nsecs)
nsecs <<= 9;
do_div(nsecs, 125);
- end = get_clock() + nsecs;
+ end = get_tod_clock() + nsecs;
if (nsecs & ~0xfffUL)
__udelay(nsecs >> 12);
- while (get_clock() < end)
+ while (get_tod_clock() < end)
barrier();
}
EXPORT_SYMBOL(__ndelay);
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