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Defined in 1 files as a macro:

Defined in 1 files as a function:

Referenced in 12 files:

Smatch caller information:

drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c amdgpu_perf_read() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 3670860196433051648
PARAM_VALUE 2 new 0-281474976710654

arch/x86/events/intel/cstate.c cstate_pmu_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 5002837794596667392
CAPPED_DATA 2 new 1
DATA_SOURCE 2 new r cstate_pmu_read_counter
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HOST_DATA 2 new s64min-s64max
HALF_LOCKED2 flags

drivers/gpu/drm/xe/xe_pmu.c xe_pmu_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 7023808137655988224
DATA_SOURCE 2 new r __xe_pmu_event_read
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max

arch/x86/events/core.c x86_perf_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 8934590463348047872
CAPPED_DATA 2 new 1
DATA_SOURCE 2 new r rdpmc
RX_PATH
TASK_NOT_RUNNING

drivers/dma/idxd/perfmon.c perfmon_pmu_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 419396552561602560
DATA_SOURCE 2 new r perfmon_pmu_read_counter
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HOST_DATA 2 new s64min-s64max
HALF_LOCKED2 flags

arch/x86/events/amd/ibs.c perf_event_try_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 146410432199254016
PARAM_VALUE 2 new 0-134217727
DATA_SOURCE 2 new $1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HALF_LOCKED2 &event->child_mutex
HALF_LOCKED2 rcu_read

arch/x86/events/rapl.c rapl_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 7456721443581812736
CAPPED_DATA 2 new 1
DATA_SOURCE 2 new r paravirt_read_msr
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HOST_DATA 2 new s64min-s64max
HALF_LOCKED2 &rapl_pmu->lock
HALF_LOCKED2 flags

kernel/events/core.c perf_swevent_set_period() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 1 old 5131117933393649664
PARAM_VALUE 1 *old 0-s64max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 _T->flags

drivers/powercap/intel_rapl_common.c rapl_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 1995881958406692864
DATA_SOURCE 2 new r event_read_counter
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HOST_DATA 2 new 0-s64max[c]
HALF_LOCKED2 &data->lock
HALF_LOCKED2 flags

arch/x86/events/msr.c msr_event_update() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 3935173910008541184
DATA_SOURCE 2 new r msr_read_counter
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HOST_DATA 2 new 0-s64max[c]
HALF_LOCKED2 flags

drivers/gpu/drm/i915/i915_pmu.c i915_pmu_event_read() -> local64_try_cmpxchg()

Type Parameter Key Value
PARAM_VALUE 0 l 4096-ptr_max
PARAM_VALUE 1 old 8996040743096504320
DATA_SOURCE 2 new r __i915_pmu_event_read
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 l->a.a.counter s64min-s64max
HALF_LOCKED2 flags