Defined in 2 files as a function:
- arch/x86/include/asm/pvclock.h, line 32 (as a function)
- tools/arch/x86/include/asm/pvclock.h, line 27 (as a function)
Referenced in 5 files:
- arch/x86/include/asm/vdso/gettimeofday.h, line 128
- arch/x86/kernel/kvmclock.c, line 103
- arch/x86/kernel/pvclock.c
- drivers/ptp/ptp_kvm_x86.c, line 124
- drivers/ptp/ptp_vmclock.c, line 224
Smatch caller information:
arch/x86/kernel/kvmclock.c kvm_clock_get_cycles_snapshot() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 6983400599996956672 |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| BUF_SIZE | 0 | src | 32 |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 0 | src | r this_cpu_pvti |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &adapter->tmreg_lock | ||
| HALF_LOCKED2 | &bp->lock | ||
| HALF_LOCKED2 | &bp->tsu_clk_lock | ||
| HALF_LOCKED2 | &cpts->lock | ||
| HALF_LOCKED2 | &cpts->ptp_clk_mutex | ||
| HALF_LOCKED2 | &dt->tod_lock | ||
| HALF_LOCKED2 | &fbd->time_lock | ||
| HALF_LOCKED2 | &hellcreek->ptp_lock | ||
| HALF_LOCKED2 | &igb->tmreg_lock | ||
| HALF_LOCKED2 | &pdata->tstamp_lock | ||
| HALF_LOCKED2 | &pf->adapter->ptp_gltsyn_time_lock | ||
| HALF_LOCKED2 | &phc_info->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &priv->mutex | ||
| HALF_LOCKED2 | &ptp->ptp_lock.lock | ||
| HALF_LOCKED2 | &tai->lock | ||
| HALF_LOCKED2 | &tp->lock | ||
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | flags |
drivers/ptp/ptp_vmclock.c vmclock_get_crosststamp_kvmclock() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 6983400599996956672 |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| BUF_SIZE | 0 | src | 32 |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 0 | src | r this_cpu_pvti |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &adapter->ptm_lock |
arch/x86/entry/vdso/vdso32/vclock_gettime.c vread_pvclock() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 392036352 |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| BUF_SIZE | 0 | src | 32 |
| CAPPED_DATA | 1 | version | 1 |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| BIT_INFO | 0 | src->flags | 0x1,0xffffffffffffffff |
arch/x86/entry/vdso/vdso64/vclock_gettime.c vread_pvclock() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 7858634612595884032 |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| BUF_SIZE | 0 | src | 32 |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| BIT_INFO | 0 | src->flags | 0x1,0xffffffffffffffff |
arch/x86/kernel/pvclock.c __pvclock_clocksource_read() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 4096-ptr_max |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| BUF_SIZE | 0 | src | (-1),32 |
| BUF_SIZE | 0 | src | (-1),32 |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 0 | src | $0 |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |
arch/x86/kernel/pvclock.c pvclock_read_flags() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 6983400599996956672 |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 0 | src | $0 |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| HALF_LOCKED2 | irq |
drivers/ptp/ptp_kvm_x86.c kvm_arch_ptp_get_crosststamp() -> pvclock_read_retry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | src | 6983400599996956672 |
| PARAM_VALUE | 1 | version | 0,2-u32max |
| BUF_SIZE | 0 | src | 32 |
| CAPPED_DATA | 1 | version | 1 |
| DATA_SOURCE | 0 | src | r this_cpu_pvti |
| DATA_SOURCE | 1 | version | r pvclock_read_begin |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &kvm_ptp_lock | ||
| HALF_LOCKED2 | &adapter->ptm_lock |