ck_pr_faa (3) - Linux Manuals

NAME

ck_pr_faa_ptr ck_pr_faa_double ck_pr_faa_char ck_pr_faa_uint ck_pr_faa_int ck_pr_faa_64 ck_pr_faa_32 ck_pr_faa_16 ck_pr_faa_8 - atomic fetch-and-add operations

LIBRARY

Concurrency Kit (libck, -lck)

SYNOPSIS

In ck_pr.h Ft uintptr_t Fn ck_pr_faa_ptr void *target uintptr_t delta Ft double Fn ck_pr_faa_double double *target double delta Ft char Fn ck_pr_faa_char char *target char delta Ft unsigned int Fn ck_pr_faa_uint unsigned int *target unsigned int delta Ft int Fn ck_pr_faa_int int *target int delta Ft uint64_t Fn ck_pr_faa_64 uint64_t *target uint64_t delta Ft uint32_t Fn ck_pr_faa_32 uint32_t *target uint32_t delta Ft uint16_t Fn ck_pr_faa_16 uint16_t *target uint16_t delta Ft uint8_t Fn ck_pr_faa_8 uint8_t *target uint8_t delta

DESCRIPTION

The Fn ck_pr_faa 3 family of functions atomically fetch the value pointed to by Fa target and add the value specified by Fa delta to the value pointed to by Fa target .

RETURN VALUES

This function returns the value pointed to by Fa target at the time of operation invocation before the addition operation is applied.

SEE ALSO

ck_pr_fence_load3, ck_pr_fence_load_depends3, ck_pr_fence_store3, ck_pr_fence_memory3, ck_pr_load3, ck_pr_store3, ck_pr_fas3, ck_pr_inc3, ck_pr_dec3, ck_pr_neg3, ck_pr_not3, ck_pr_add3, ck_pr_sub3, ck_pr_and3, ck_pr_or3, ck_pr_xor3, ck_pr_cas3, ck_pr_btc3, ck_pr_bts3, ck_pr_btr3

Additional information available at http://concurrencykit.org/