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authorArnd Bergmann <arnd@arndb.de>2008-05-20 19:16:02 +0200
committerJonathan Corbet <corbet@lwn.net>2008-06-20 14:05:57 -0600
commit6b0ee363b294c3724224909dcb0b80f7dac3dfd6 (patch)
tree5ca89a8c5518ce40540f103eb1b8644fb49f96ca /drivers/infiniband/core
parenta9c4e8f74ba26f10cf78fed7c5b863ea50988856 (diff)
infiniband-ucma: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r--drivers/infiniband/core/ucma.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index ca4cf3a511a..195f97302fe 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -38,6 +38,7 @@
#include <linux/in.h>
#include <linux/in6.h>
#include <linux/miscdevice.h>
+#include <linux/smp_lock.h>
#include <rdma/rdma_user_cm.h>
#include <rdma/ib_marshall.h>
@@ -1156,6 +1157,7 @@ static int ucma_open(struct inode *inode, struct file *filp)
if (!file)
return -ENOMEM;
+ lock_kernel();
INIT_LIST_HEAD(&file->event_list);
INIT_LIST_HEAD(&file->ctx_list);
init_waitqueue_head(&file->poll_wait);
@@ -1163,6 +1165,7 @@ static int ucma_open(struct inode *inode, struct file *filp)
filp->private_data = file;
file->filp = filp;
+ unlock_kernel();
return 0;
}