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lru_cache: remove compiled out code
Signed-off-by: Christoph Böhmwalder <christoph.boehmwalder@linbit.com> Link: https://lore.kernel.org/r/20221122134301.69258-3-christoph.boehmwalder@linbit.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
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1 changed files with 0 additions and 11 deletions
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@ -60,17 +60,6 @@ int lc_try_lock(struct lru_cache *lc)
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} while (unlikely (val == LC_PARANOIA));
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} while (unlikely (val == LC_PARANOIA));
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/* Spin until no-one is inside a PARANOIA_ENTRY()/RETURN() section. */
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/* Spin until no-one is inside a PARANOIA_ENTRY()/RETURN() section. */
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return 0 == val;
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return 0 == val;
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#if 0
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/* Alternative approach, spin in case someone enters or leaves a
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* PARANOIA_ENTRY()/RETURN() section. */
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unsigned long old, new, val;
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do {
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old = lc->flags & LC_PARANOIA;
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new = old | LC_LOCKED;
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val = cmpxchg(&lc->flags, old, new);
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} while (unlikely (val == (old ^ LC_PARANOIA)));
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return old == val;
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#endif
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}
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}
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/**
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/**
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