Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9c7701088a61cc0cf8a6e1c68d1e74e3cc2ee0b7
Commit: 9c7701088a61cc0cf8a6e1c68d1e74e3cc2ee0b7
Parent: 71da890509fec13d54329485bf5e4ac16b992bb6
Author: Dave Young <[EMAIL PROTECTED]>
AuthorDate: Tue Jan 22 14:01:34 2008 +0800
Committer: Greg Kroah-Hartman <[EMAIL PROTECTED]>
CommitDate: Thu Jan 24 20:40:45 2008 -0800
scsi: use class iteration api
Convert to use the class iteration api.
Signed-off-by: Dave Young <[EMAIL PROTECTED]>
Cc: James Bottomley <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/scsi/hosts.c | 24 +++++++++++++-----------
1 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 24271a8..6325115 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -429,6 +429,15 @@ void scsi_unregister(struct Scsi_Host *shost)
}
EXPORT_SYMBOL(scsi_unregister);
+static int __scsi_host_match(struct class_device *cdev, void *data)
+{
+ struct Scsi_Host *p;
+ unsigned short *hostnum = (unsigned short *)data;
+
+ p = class_to_shost(cdev);
+ return p->host_no == *hostnum;
+}
+
/**
* scsi_host_lookup - get a reference to a Scsi_Host by host no
*
@@ -439,19 +448,12 @@ EXPORT_SYMBOL(scsi_unregister);
**/
struct Scsi_Host *scsi_host_lookup(unsigned short hostnum)
{
- struct class *class = &shost_class;
struct class_device *cdev;
- struct Scsi_Host *shost = ERR_PTR(-ENXIO), *p;
+ struct Scsi_Host *shost = ERR_PTR(-ENXIO);
- down(&class->sem);
- list_for_each_entry(cdev, &class->children, node) {
- p = class_to_shost(cdev);
- if (p->host_no == hostnum) {
- shost = scsi_host_get(p);
- break;
- }
- }
- up(&class->sem);
+ cdev = class_find_child(&shost_class, &hostnum, __scsi_host_match);
+ if (cdev)
+ shost = scsi_host_get(class_to_shost(cdev));
return shost;
}
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
