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path: root/drivers/s390/net/qeth_core_main.c
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Diffstat (limited to 'drivers/s390/net/qeth_core_main.c')
-rw-r--r--drivers/s390/net/qeth_core_main.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 0d73a999983..451f9202059 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -177,6 +177,23 @@ const char *qeth_get_cardname_short(struct qeth_card *card)
return "n/a";
}
+void qeth_set_recovery_task(struct qeth_card *card)
+{
+ card->recovery_task = current;
+}
+EXPORT_SYMBOL_GPL(qeth_set_recovery_task);
+
+void qeth_clear_recovery_task(struct qeth_card *card)
+{
+ card->recovery_task = NULL;
+}
+EXPORT_SYMBOL_GPL(qeth_clear_recovery_task);
+
+static bool qeth_is_recovery_task(const struct qeth_card *card)
+{
+ return card->recovery_task == current;
+}
+
void qeth_set_allowed_threads(struct qeth_card *card, unsigned long threads,
int clear_start_mask)
{
@@ -205,6 +222,8 @@ EXPORT_SYMBOL_GPL(qeth_threads_running);
int qeth_wait_for_threads(struct qeth_card *card, unsigned long threads)
{
+ if (qeth_is_recovery_task(card))
+ return 0;
return wait_event_interruptible(card->wait_q,
qeth_threads_running(card, threads) == 0);
}