Staging
v0.8.1
https://github.com/torvalds/linux
Raw File
Tip revision: 9e1ff307c779ce1f0f810c7ecce3d95bbae40896 authored by Linus Torvalds on 03 October 2021, 21:08:47 UTC
Linux 5.15-rc4
Tip revision: 9e1ff30
inc_not_zero
cat <<EOF
/**
 * arch_${atomic}_inc_not_zero - increment unless the number is zero
 * @v: pointer of type ${atomic}_t
 *
 * Atomically increments @v by 1, if @v is non-zero.
 * Returns true if the increment was done.
 */
static __always_inline bool
arch_${atomic}_inc_not_zero(${atomic}_t *v)
{
	return arch_${atomic}_add_unless(v, 1, 0);
}
EOF
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