Messages in this thread Patch in this message | | | Date | Thu, 26 Oct 2006 11:02:53 +0200 | From | Martin Schwidefsky <> | Subject | [S390] Improve AP bus device removal. |
| |
From: Ralph Wuerthner <rwuerthn@de.ibm.com>
[S390] Improve AP bus device removal.
Added a call to device_unregister() in ap_scan_bus() to actively remove unavailable AP bus devices with every bus scan. Previously devices were only removed in ap_queue_message() or __ap_poll_all().
Signed-off-by: Ralph Wuerthner <rwuerthn@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> ---
drivers/s390/crypto/ap_bus.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletion(-)
diff -urpN linux-2.6/drivers/s390/crypto/ap_bus.c linux-2.6-patched/drivers/s390/crypto/ap_bus.c --- linux-2.6/drivers/s390/crypto/ap_bus.c 2006-10-26 10:43:46.000000000 +0200 +++ linux-2.6-patched/drivers/s390/crypto/ap_bus.c 2006-10-26 10:44:05.000000000 +0200 @@ -739,11 +739,16 @@ static void ap_scan_bus(void *data) dev = bus_find_device(&ap_bus_type, NULL, (void *)(unsigned long)qid, __ap_scan_bus); + rc = ap_query_queue(qid, &queue_depth, &device_type); + if (dev && rc) { + put_device(dev); + device_unregister(dev); + continue; + } if (dev) { put_device(dev); continue; } - rc = ap_query_queue(qid, &queue_depth, &device_type); if (rc) continue; rc = ap_init_queue(qid); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |