diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/rhashtable.c | 11 | ||||
| -rw-r--r-- | lib/string.c | 2 |
2 files changed, 9 insertions, 4 deletions
diff --git a/lib/rhashtable.c b/lib/rhashtable.c index 4898442b837f..b28df4019ade 100644 --- a/lib/rhashtable.c +++ b/lib/rhashtable.c @@ -405,13 +405,18 @@ int rhashtable_insert_rehash(struct rhashtable *ht) if (rht_grow_above_75(ht, tbl)) size *= 2; - /* More than two rehashes (not resizes) detected. */ - else if (WARN_ON(old_tbl != tbl && old_tbl->size == size)) + /* Do not schedule more than one rehash */ + else if (old_tbl != tbl) return -EBUSY; new_tbl = bucket_table_alloc(ht, size, GFP_ATOMIC); - if (new_tbl == NULL) + if (new_tbl == NULL) { + /* Schedule async resize/rehash to try allocation + * non-atomic context. + */ + schedule_work(&ht->run_work); return -ENOMEM; + } err = rhashtable_rehash_attach(ht, tbl, new_tbl); if (err) { diff --git a/lib/string.c b/lib/string.c index a5792019193c..bb3d4b6993c4 100644 --- a/lib/string.c +++ b/lib/string.c @@ -607,7 +607,7 @@ EXPORT_SYMBOL(memset); void memzero_explicit(void *s, size_t count) { memset(s, 0, count); - barrier(); + barrier_data(s); } EXPORT_SYMBOL(memzero_explicit); |