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f3e615b4db
Now that gen-atomic-fallback.sh is only used to generate the arch_* fallbacks, we don't need to also generate the non-arch_* forms, and can removethe infrastructure this needed. There is no change to any of the generated headers as a result of this patch. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lore.kernel.org/r/20210713105253.7615-3-mark.rutland@arm.com
552 B
Executable File
552 B
Executable File
cat << EOF /**
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arch_${atomic}_fetch_add_unless - add unless the number is already a given value
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@v: pointer of type ${atomic}_t
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@a: the amount to add to v...
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@u: ...unless v is equal to u.
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Atomically adds @a to @v, so long as @v was not already @u.
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Returns original value of @v */ static _always_inline ${int} arch${atomic}_fetch_add_unless(${atomic}t *v, ${int} a, ${int} u) { ${int} c = arch${atomic}_read(v);
do { if (unlikely(c == u)) break; } while (!arch_${atomic}_try_cmpxchg(v, &c, c + a));
return c; } EOF