Resent from yesterday. Please apply, a ton of people are broken because of this.
Please pull from 'upstream-linus' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev.git upstream-linus
to receive the following updates:
include/linux/libata.h | 9 +++------
1 files changed, 3 insertions(+), 6 deletions(-)
Jeff Garzik (1):
[libata] revert new check-ready Status register logic
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 7e206da..0f17643 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1384,17 +1384,14 @@ static inline struct ata_port *ata_shost_to_port(struct Scsi_Host *host)
static inline int ata_check_ready(u8 status)
{
- /* Some controllers report 0x77 or 0x7f during intermediate
- * not-ready stages.
- */
- if (status == 0x77 || status == 0x7f)
- return 0;
+ if (!(status & ATA_BUSY))
+ return 1;
/* 0xff indicates either no device or device not ready */
if (status == 0xff)
return -ENODEV;
- return !(status & ATA_BUSY);
+ return 0;
}
--
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