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| author | brking@us.ibm.com <brking@us.ibm.com> | 2005-11-01 17:01:07 -0600 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.(none)> | 2005-11-06 13:02:46 -0600 |
| commit | 692aebfc6982a64e70ed11467545f2b9c95e6592 (patch) | |
| tree | 6cb5413e8b0c42cb2b2235d60d9ca745233a0332 /drivers | |
| parent | 0726ce26104671e3072d90b9c697c253974e823d (diff) | |
| download | kernel_samsung_smdk4412-692aebfc6982a64e70ed11467545f2b9c95e6592.zip kernel_samsung_smdk4412-692aebfc6982a64e70ed11467545f2b9c95e6592.tar.gz kernel_samsung_smdk4412-692aebfc6982a64e70ed11467545f2b9c95e6592.tar.bz2 | |
[SCSI] ipr: slave_alloc optimization
Optimize ipr's slave_alloc to return -ENXIO for devices that
do not exist.
Signed-off-by: Brian King <brking@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/ipr.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 63d01e6..8817ea0 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -2815,13 +2815,14 @@ static int ipr_slave_configure(struct scsi_device *sdev) * handling new commands. * * Return value: - * 0 on success + * 0 on success / -ENXIO if device does not exist **/ static int ipr_slave_alloc(struct scsi_device *sdev) { struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) sdev->host->hostdata; struct ipr_resource_entry *res; unsigned long lock_flags; + int rc = -ENXIO; sdev->hostdata = NULL; @@ -2836,13 +2837,14 @@ static int ipr_slave_alloc(struct scsi_device *sdev) res->in_erp = 0; sdev->hostdata = res; res->needs_sync_complete = 1; + rc = 0; break; } } spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - return 0; + return rc; } /** |