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v0.8.1
https://github.com/torvalds/linux
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Tip revision: c79f46a282390e0f5b306007bf7b11a46d529538 authored by Linus Torvalds on 05 January 2020, 22:23:27 UTC
Linux 5.5-rc5
Tip revision: c79f46a
inc_not_zero
cat <<EOF
/**
 * ${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 inline bool
${atomic}_inc_not_zero(${atomic}_t *v)
{
	return ${atomic}_add_unless(v, 1, 0);
}
EOF
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