diff options
| author | Sebastian Ott <sebott@linux.vnet.ibm.com> | 2011-01-05 12:47:58 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2011-01-05 12:47:29 +0100 |
| commit | 4bc4e965d3e86897e4c7c487a477ccdf13db5b82 (patch) | |
| tree | 0fc1ef6faf3f70c39acf1bee24f19f1cd433771c /drivers/s390 | |
| parent | 1de3447a41ea72972966b4896a9f8d2b064bd23f (diff) | |
[S390] css: update subchannel descriptor
Update the subchannel descriptor if we receive a
"Installed parameters modified" crw.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/cio/css.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 825951b6b83f..24d8e97355b9 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -618,6 +618,7 @@ EXPORT_SYMBOL_GPL(css_schedule_reprobe); static void css_process_crw(struct crw *crw0, struct crw *crw1, int overflow) { struct subchannel_id mchk_schid; + struct subchannel *sch; if (overflow) { css_schedule_eval_all(); @@ -637,6 +638,13 @@ static void css_process_crw(struct crw *crw0, struct crw *crw1, int overflow) if (crw1) mchk_schid.ssid = (crw1->rsid >> 4) & 3; + if (crw0->erc == CRW_ERC_PMOD) { + sch = get_subchannel_by_schid(mchk_schid); + if (sch) { + css_update_ssd_info(sch); + put_device(&sch->dev); + } + } /* * Since we are always presented with IPI in the CRW, we have to * use stsch() to find out if the subchannel in question has come |