diff options
author | Arjan van de Ven <arjan@infradead.org> | 2006-01-11 15:16:10 +0300 |
---|---|---|
committer | James Bottomley <jejb@mulgrave.(none)> | 2006-01-12 20:53:11 +0300 |
commit | 0b9506723826c68b50fa33e345700ddcac1bed36 (patch) | |
tree | da3e432ef4517c47ebdc088c6322d0ac51193127 /drivers/scsi/scsi_scan.c | |
parent | dacee84b070c4e705a5b6446f1f0a6a6e2f8d7a4 (diff) | |
download | linux-0b9506723826c68b50fa33e345700ddcac1bed36.tar.xz |
[SCSI] turn most scsi semaphores into mutexes
the scsi layer is using semaphores in a mutex way, this patch converts
these into using mutexes instead
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/scsi_scan.c')
-rw-r--r-- | drivers/scsi/scsi_scan.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 05ebb9cef961..edcd80b749c1 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1289,14 +1289,14 @@ struct scsi_device *__scsi_add_device(struct Scsi_Host *shost, uint channel, return ERR_PTR(-ENOMEM); get_device(&starget->dev); - down(&shost->scan_mutex); + mutex_lock(&shost->scan_mutex); if (scsi_host_scan_allowed(shost)) { res = scsi_probe_and_add_lun(starget, lun, NULL, &sdev, 1, hostdata); if (res != SCSI_SCAN_LUN_PRESENT) sdev = ERR_PTR(-ENODEV); } - up(&shost->scan_mutex); + mutex_unlock(&shost->scan_mutex); scsi_target_reap(starget); put_device(&starget->dev); @@ -1404,10 +1404,10 @@ void scsi_scan_target(struct device *parent, unsigned int channel, { struct Scsi_Host *shost = dev_to_shost(parent); - down(&shost->scan_mutex); + mutex_lock(&shost->scan_mutex); if (scsi_host_scan_allowed(shost)) __scsi_scan_target(parent, channel, id, lun, rescan); - up(&shost->scan_mutex); + mutex_unlock(&shost->scan_mutex); } EXPORT_SYMBOL(scsi_scan_target); @@ -1454,7 +1454,7 @@ int scsi_scan_host_selected(struct Scsi_Host *shost, unsigned int channel, ((lun != SCAN_WILD_CARD) && (lun > shost->max_lun))) return -EINVAL; - down(&shost->scan_mutex); + mutex_lock(&shost->scan_mutex); if (scsi_host_scan_allowed(shost)) { if (channel == SCAN_WILD_CARD) for (channel = 0; channel <= shost->max_channel; @@ -1464,7 +1464,7 @@ int scsi_scan_host_selected(struct Scsi_Host *shost, unsigned int channel, else scsi_scan_channel(shost, channel, id, lun, rescan); } - up(&shost->scan_mutex); + mutex_unlock(&shost->scan_mutex); return 0; } @@ -1522,7 +1522,7 @@ struct scsi_device *scsi_get_host_dev(struct Scsi_Host *shost) struct scsi_device *sdev = NULL; struct scsi_target *starget; - down(&shost->scan_mutex); + mutex_lock(&shost->scan_mutex); if (!scsi_host_scan_allowed(shost)) goto out; starget = scsi_alloc_target(&shost->shost_gendev, 0, shost->this_id); @@ -1536,7 +1536,7 @@ struct scsi_device *scsi_get_host_dev(struct Scsi_Host *shost) } put_device(&starget->dev); out: - up(&shost->scan_mutex); + mutex_unlock(&shost->scan_mutex); return sdev; } EXPORT_SYMBOL(scsi_get_host_dev); |