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| author | Stefan Haberland <stefan.haberland@de.ibm.com> | 2009-09-11 10:28:29 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-09-11 10:29:41 +0200 |
| commit | 68b781fe1bed89011ab7c58ede8476abe64432d2 (patch) | |
| tree | afe2148854aa2f4eae370a2cf1855f80a9b5a8cb /drivers/s390/block/dasd_fba.c | |
| parent | [S390] dasd: fail requests when device state is less then ready (diff) | |
| download | linux-68b781fe1bed89011ab7c58ede8476abe64432d2.tar.xz linux-68b781fe1bed89011ab7c58ede8476abe64432d2.zip | |
[S390] dasd: optimize cpu usage in goodcase
remove unnecessary dbf call, remove string operations for magic
Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd_fba.c')
| -rw-r--r-- | drivers/s390/block/dasd_fba.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c index 31849ad5e59f..403730cfaf8e 100644 --- a/drivers/s390/block/dasd_fba.c +++ b/drivers/s390/block/dasd_fba.c @@ -152,8 +152,8 @@ dasd_fba_check_characteristics(struct dasd_device *device) block->base = device; /* Read Device Characteristics */ - rc = dasd_generic_read_dev_chars(device, "FBA ", &private->rdc_data, - 32); + rc = dasd_generic_read_dev_chars(device, DASD_FBA_MAGIC, + &private->rdc_data, 32); if (rc) { DBF_EVENT(DBF_WARNING, "Read device characteristics returned " "error %d for device: %s", @@ -305,8 +305,7 @@ static struct dasd_ccw_req *dasd_fba_build_cp(struct dasd_device * memdev, datasize += (count - 1)*sizeof(struct LO_fba_data); } /* Allocate the ccw request. */ - cqr = dasd_smalloc_request(dasd_fba_discipline.name, - cplength, datasize, memdev); + cqr = dasd_smalloc_request(DASD_FBA_MAGIC, cplength, datasize, memdev); if (IS_ERR(cqr)) return cqr; ccw = cqr->cpaddr; |