atomic_and() function

Atomic bitwise AND. This routine atomically sets @a target to the bitwise AND of @a target and @a value.

Syntax

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Summary

Declaration

from atomic.h:216

static inline atomic_val_t atomic_and(atomic_t *target, atomic_val_t value);

Arguments

Argument

Description

target

Address of atomic variable.

value

Value to AND.

Return value

Previous value of @a target.

References

Code

Location

Referrer

static inline atomic_val_t atomic_and(atomic_t *target, atomic_val_t value)

atomic.h:216

old = atomic_and(ATOMIC_ELEM(target, bit), ~mask);

atomic.h:313

atomic_test_and_clear_bit()

atomic_and(ATOMIC_ELEM(target, bit), ~mask);

atomic.h:356

atomic_clear_bit()

(void)atomic_and(ATOMIC_ELEM(target, bit), ~mask);

atomic.h:397

atomic_set_bit_to()

Call Tree

atomic_and() is called by 3 functions:

atomic_test_and_clear_bit()

atomic_clear_bit()

atomic_set_bit_to()

atomic_and()

Data Use

atomic_and():

atomic_and()

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