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| author | Jan Glauber <jang@linux.vnet.ibm.com> | 2011-10-30 15:17:07 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-10-30 15:16:45 +0100 |
| commit | 2768b2ded129ee92a8f8bf9049983c6b37ed44bf (patch) | |
| tree | b9a6d2c0cc0fd394314562666de92b71529c493a | |
| parent | 25f269f17316549e026c5dd0db7526411a504de6 (diff) | |
| download | linux-2768b2ded129ee92a8f8bf9049983c6b37ed44bf.tar.bz2 | |
[S390] qdio: reset outbound SBAL error states
Don't leave outbound SBALs in error state after a target full condition.
Reset the state to not initialized to make the error handling consistent
across all types of errors.
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
| -rw-r--r-- | drivers/s390/cio/qdio_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index 7c567b2268a7..5ec5317f7903 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -450,7 +450,7 @@ static void process_buffer_error(struct qdio_q *q, int count) qperf_inc(q, target_full); DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "OUTFULL FTC:%02x", q->first_to_check); - return; + goto set; } DBF_ERROR("%4x BUF ERROR", SCH_NO(q)); @@ -460,6 +460,7 @@ static void process_buffer_error(struct qdio_q *q, int count) q->sbal[q->first_to_check]->element[14].sflags, q->sbal[q->first_to_check]->element[15].sflags); +set: /* * Interrupts may be avoided as long as the error is present * so change the buffer state immediately to avoid starvation. |