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| author | Sebastian Ott <sebott@linux.vnet.ibm.com> | 2009-09-23 00:58:34 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-09-23 00:58:41 +0400 |
| commit | 255305536c1b56ad09590f1400fb2c788265e34e (patch) | |
| tree | 23c97143b3ffe1598f76bc01b94407fa0c7d79d4 /drivers/s390/cio/idset.c | |
| parent | 2f17644d1cd0121daa0a997ff4eca5b3b44d1fae (diff) | |
| download | linux-255305536c1b56ad09590f1400fb2c788265e34e.tar.xz | |
[S390] cio: introduce css_eval_scheduled
Use css_eval_scheduled to determine if all scheduled subchannel
evaluation is finished. Wait for this value to be 0 in the
channel subsystem init function.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/idset.c')
| -rw-r--r-- | drivers/s390/cio/idset.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c index cf8f24a4b5eb..77e42cb127bb 100644 --- a/drivers/s390/cio/idset.c +++ b/drivers/s390/cio/idset.c @@ -110,3 +110,13 @@ int idset_sch_get_first(struct idset *set, struct subchannel_id *schid) } return rc; } + +int idset_is_empty(struct idset *set) +{ + int bitnum; + + bitnum = find_first_bit(set->bitmap, set->num_ssid * set->num_id); + if (bitnum >= set->num_ssid * set->num_id) + return 1; + return 0; +} |