pcmcia: delay re-scanning and re-querying of PCMCIA bus

After a CIS update -- or the finalization of the resource database --,
proceed with the re-scanning or re-querying of PCMCIA cards only in
a separate thread to avoid deadlocks.

Tested-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

1 files changed, 1 insertions, 9 deletions

diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c
index 14de287a8bf6..17a5da32cce1 100644
--- a/drivers/pcmcia/cistpl.c
+++ b/drivers/pcmcia/cistpl.c
@@ -1670,15 +1670,7 @@ static ssize_t pccard_store_cis(struct kobject *kobj,
         if (error)
                 return -EIO;
 
-        mutex_lock(&s->skt_mutex);
-        if ((s->callback) && (s->state & SOCKET_PRESENT) &&
-            !(s->state & SOCKET_CARDBUS)) {
-                if (try_module_get(s->callback->owner)) {
-                        s->callback->requery(s, 1);
-                        module_put(s->callback->owner);
-                }
-        }
-        mutex_unlock(&s->skt_mutex);
+        pcmcia_parse_uevents(s, PCMCIA_UEVENT_REQUERY);
 
         return count;
 }