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authorCornelia Huck <cornelia.huck@de.ibm.com>2008-02-19 15:29:24 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-02-19 15:29:32 +0100
commit4c629727cefe45abb2f7459836bfc4b41c5e55ba (patch)
tree72be330a3d752e0e696a57a1a7a0a72e24928157 /drivers/s390
parent[S390] cio: Remember to initialize recovery_lock. (diff)
downloadlinux-4c629727cefe45abb2f7459836bfc4b41c5e55ba.tar.xz
linux-4c629727cefe45abb2f7459836bfc4b41c5e55ba.zip
[S390] cio: Do timed recovery on workqueue.
We can't do our recovery in softirq context, so we schedule it from our timer function. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/cio/device.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 676b47e07ed0..fec004f62bcf 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1535,7 +1535,7 @@ static int recovery_check(struct device *dev, void *data)
return 0;
}
-static void recovery_func(unsigned long data)
+static void recovery_work_func(struct work_struct *unused)
{
int redo = 0;
@@ -1553,6 +1553,17 @@ static void recovery_func(unsigned long data)
CIO_MSG_EVENT(2, "recovery: end\n");
}
+static DECLARE_WORK(recovery_work, recovery_work_func);
+
+static void recovery_func(unsigned long data)
+{
+ /*
+ * We can't do our recovery in softirq context and it's not
+ * performance critical, so we schedule it.
+ */
+ schedule_work(&recovery_work);
+}
+
void ccw_device_schedule_recovery(void)
{
unsigned long flags;