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| __ATOMIC_ADD_UNLESS(9) | Driver Basics | __ATOMIC_ADD_UNLESS(9) |
NAME¶
__atomic_add_unless - add unless the number is already a given valueSYNOPSIS¶
int
__atomic_add_unless(atomic_t * v,
int a, int u);
ARGUMENTS¶
vpointer of type atomic_t
a
the amount to add to v...
u
...unless v is equal to u.
DESCRIPTION¶
Atomically adds a to v, so long as v was not already u. Returns the old value of v.COPYRIGHT¶
| January 2017 | Kernel Hackers Manual 4.8. |