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dlm: change rsbtbl rwlock to spinlock

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The rwlock is almost always used in write mode, so there's no reason
to not use a spinlock instead.

Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
David Teigland
2009-01-07 16:50:41 -06:00
parent 892c4467e3
commit c7be761a81
5 changed files with 32 additions and 32 deletions
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2
fs/dlm/lockspace.c
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@@ -464,7 +464,7 @@ static int new_lockspace(char *name, int namelen, void **lockspace,
for (i = 0; i < size; i++) {
INIT_LIST_HEAD(&ls->ls_rsbtbl[i].list);
INIT_LIST_HEAD(&ls->ls_rsbtbl[i].toss);
rwlock_init(&ls->ls_rsbtbl[i].lock);
spin_lock_init(&ls->ls_rsbtbl[i].lock);
}
size = dlm_config.ci_lkbtbl_size;