table of contents
| ATOMIC64_ADD_NEGATIV(9) | Driver Basics | ATOMIC64_ADD_NEGATIV(9) |
NAME¶
atomic64_add_negative - add and test if negative
SYNOPSIS¶
int atomic64_add_negative(u64 delta, atomic64_t * ptr);
ARGUMENTS¶
delta
integer value to add
ptr
pointer to type atomic64_t
DESCRIPTION¶
Atomically adds delta to ptr and returns true if the result is negative, or false when result is greater than or equal to zero.
COPYRIGHT¶
| April 2023 | Kernel Hackers Manual 2.6. |