diff options
Diffstat (limited to 'drivers/infiniband/core/cache.c')
| -rw-r--r-- | drivers/infiniband/core/cache.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index 9353992f9ee..4da381b74f5 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -167,6 +167,7 @@ int ib_find_cached_pkey(struct ib_device *device, unsigned long flags; int i; int ret = -ENOENT; + int partial_ix = -1; if (port_num < start_port(device) || port_num > end_port(device)) return -EINVAL; @@ -179,11 +180,19 @@ int ib_find_cached_pkey(struct ib_device *device, for (i = 0; i < cache->table_len; ++i) if ((cache->table[i] & 0x7fff) == (pkey & 0x7fff)) { - *index = i; - ret = 0; - break; + if (cache->table[i] & 0x8000) { + *index = i; + ret = 0; + break; + } else + partial_ix = i; } + if (ret && partial_ix >= 0) { + *index = partial_ix; + ret = 0; + } + read_unlock_irqrestore(&device->cache.lock, flags); return ret; |