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refs #61, fix locking bug, add write list lock before reintegrating PAIRs into the cachetable on a open

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Zardosht Kasheff 2013-10-04 11:34:49 -04:00
parent 4cba362f5c
commit 77903f0860
1 changed files with 2 additions and 0 deletions
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2
ft/cachetable.cc
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@ -428,11 +428,13 @@ int toku_cachetable_openfd_with_filenum (CACHEFILE *cfptr, CACHETABLE ct, int fd
bjm_init(&existing_cf->bjm); bjm_init(&existing_cf->bjm);
// now we need to move all the PAIRs in it back into the cachetable // now we need to move all the PAIRs in it back into the cachetable
ct->list.write_list_lock();
for (PAIR curr_pair = existing_cf->cf_head; curr_pair; curr_pair = curr_pair->cf_next) { for (PAIR curr_pair = existing_cf->cf_head; curr_pair; curr_pair = curr_pair->cf_next) {
pair_lock(curr_pair); pair_lock(curr_pair);
ct->list.add_to_cachetable_only(curr_pair); ct->list.add_to_cachetable_only(curr_pair);
pair_unlock(curr_pair); pair_unlock(curr_pair);
} }
ct->list.write_list_unlock();
// move the cachefile back to the list of active cachefiles // move the cachefile back to the list of active cachefiles
ct->cf_list.remove_stale_cf_unlocked(existing_cf); ct->cf_list.remove_stale_cf_unlocked(existing_cf);
ct->cf_list.add_cf_unlocked(existing_cf); ct->cf_list.add_cf_unlocked(existing_cf);