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lru_cache: remove compiled out code

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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>
This commit is contained in:
Christoph Böhmwalder 2022-11-22 14:42:59 +01:00 committed by Jens Axboe
parent f2d03d8961
commit 9933438430
1 changed files with 0 additions and 11 deletions
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11
lib/lru_cache.c
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@ -60,17 +60,6 @@ int lc_try_lock(struct lru_cache *lc)
} while (unlikely (val == LC_PARANOIA));
/* Spin until no-one is inside a PARANOIA_ENTRY()/RETURN() section. */
return 0 == val;
#if 0
/* Alternative approach, spin in case someone enters or leaves a
* PARANOIA_ENTRY()/RETURN() section. */
unsigned long old, new, val;
do {
old = lc->flags & LC_PARANOIA;
new = old | LC_LOCKED;
val = cmpxchg(&lc->flags, old, new);
} while (unlikely (val == (old ^ LC_PARANOIA)));
return old == val;
#endif
}
/**