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authorIngo Molnar <mingo@elte.hu>2008-11-10 09:10:44 +0100
committerIngo Molnar <mingo@elte.hu>2008-11-10 09:10:44 +0100
commita5a64498c194c82ecad3a2d67cff6231cda8d3dd (patch)
tree723d5d81419f9960b8d30ed9a2ece8a58d6c4328 /include/scsi
parentbb93d802ae5c1949977cc6da247b218240677f11 (diff)
parentf7160c7573615ec82c691e294cf80d920b5d588d (diff)
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Merge commit 'v2.6.28-rc4' into timers/rtc
Conflicts: drivers/rtc/rtc-cmos.c
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_ioctl.h2
-rw-r--r--include/scsi/scsi_tcq.h14
2 files changed, 13 insertions, 3 deletions
diff --git a/include/scsi/scsi_ioctl.h b/include/scsi/scsi_ioctl.h
index edb9525386da..b9006848b813 100644
--- a/include/scsi/scsi_ioctl.h
+++ b/include/scsi/scsi_ioctl.h
@@ -42,7 +42,7 @@ typedef struct scsi_fctargaddress {
extern int scsi_ioctl(struct scsi_device *, int, void __user *);
extern int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
- void __user *arg, struct file *filp);
+ void __user *arg, int ndelay);
#endif /* __KERNEL__ */
#endif /* _SCSI_IOCTL_H */
diff --git a/include/scsi/scsi_tcq.h b/include/scsi/scsi_tcq.h
index cf4c219c0b5c..17231385cb37 100644
--- a/include/scsi/scsi_tcq.h
+++ b/include/scsi/scsi_tcq.h
@@ -140,8 +140,18 @@ static inline struct scsi_cmnd *scsi_find_tag(struct scsi_device *sdev, int tag)
*/
static inline int scsi_init_shared_tag_map(struct Scsi_Host *shost, int depth)
{
- shost->bqt = blk_init_tags(depth);
- return shost->bqt ? 0 : -ENOMEM;
+ /*
+ * If the shared tag map isn't already initialized, do it now.
+ * This saves callers from having to check ->bqt when setting up
+ * devices on the shared host (for libata)
+ */
+ if (!shost->bqt) {
+ shost->bqt = blk_init_tags(depth);
+ if (!shost->bqt)
+ return -ENOMEM;
+ }
+
+ return 0;
}
/**