mirror_ubuntu-kernels/scripts/atomic/fallbacks/fetch_add_unless

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2024-07-02 00:48:40 +03:00
cat << EOF
${int} c = raw_${atomic}_read(v);
do {
if (unlikely(c == u))
break;
} while (!raw_${atomic}_try_cmpxchg(v, &c, c + a));
return c;
EOF