Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/events/core.c perf_read() -> __perf_read()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->ctx 4096-ptr_max
PARAM_VALUE 0 event->ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->ctx->callback_head.next 0
PARAM_VALUE 0 event->ctx->refcount.refs.counter (-1073741824),0-s32max
PARAM_VALUE 0 event->ctx->task->rcu.func 1-u64max
PARAM_VALUE 2 count 0-1000000000,2147479552
BUF_SIZE 0 event s32min-(-2),1-s32max
BUF_SIZE 0 event s32min-(-2),1-s32max
CAPPED_DATA 0 event->ctx 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000