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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-04-26 19:40:09 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2021-04-26 20:18:47 -0400 |
| commit | a14d39d7ac45eebe45ed0772d1ed837f15b15af4 (patch) | |
| tree | e05a03cfe138fde9f0bceae21f244aaf00c5d9f5 /include/linux/rhashtable.h | |
| parent | edc3ffe8f25506e60218aa6eb5cbcd3a019f6210 (diff) | |
bit_spinlocks now use futexes
Spinlocks aren't a good idea in userspace, where we can't actually
disable preemption.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'include/linux/rhashtable.h')
| -rw-r--r-- | include/linux/rhashtable.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h index 6cf8c257..c5e717bf 100644 --- a/include/linux/rhashtable.h +++ b/include/linux/rhashtable.h @@ -395,6 +395,7 @@ static inline void rht_assign_unlock(struct bucket_table *tbl, rcu_assign_pointer(*bkt, (void *)obj); preempt_enable(); __release(bitlock); + bit_spin_wake(0, (unsigned long *) bkt); } /** |