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authorAlexander Usyskin <alexander.usyskin@intel.com>2016-06-16 17:58:56 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-08-30 14:36:39 +0200
commita03c608f25fbe2eb5f2862a4dab1791948496215 (patch)
treee1008662d3d7286ef175d75950886d9de542cd3b /drivers/misc
parent2d4d5481e2d6f93b25fcfb13a9f20bbfbf54266a (diff)
downloadblackbird-op-linux-a03c608f25fbe2eb5f2862a4dab1791948496215.tar.gz
blackbird-op-linux-a03c608f25fbe2eb5f2862a4dab1791948496215.zip
mei: move read cb to complete queue if not connected
Move read cb to the completion queue if a read finds out that client is not connected. This expedite user space reader wake on error condition. Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/mei/interrupt.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 436ecda3935e..412229e7bb7c 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -113,6 +113,7 @@ int mei_cl_irq_read_msg(struct mei_cl *cl,
if (!mei_cl_is_connected(cl)) {
cl_dbg(dev, cl, "not connected\n");
+ list_move_tail(&cb->list, &complete_list->list);
cb->status = -ENODEV;
goto out;
}
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