Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e57c517b3cbaceb7438eeec879ca129fc17442c
Commit: 4e57c517b3cbaceb7438eeec879ca129fc17442c
Parent: fccb6ea5c240b9f29baa55448488fd6aee49f5a5
Author: Tejun Heo <[EMAIL PROTECTED]>
AuthorDate: Mon Jul 16 14:29:41 2007 +0900
Committer: Jeff Garzik <[EMAIL PROTECTED]>
CommitDate: Fri Jul 20 08:26:26 2007 -0400
libata: schedule probing after SError access failure during autopsy
If SError isn't accessible, EH can't tell whether hotplug has happened
or not. Report SError read failure with AC_ERR_OTHER and schedule
probing with hardreset. This will be mainly useful for PMPs.
Signed-off-by: Tejun Heo <[EMAIL PROTECTED]>
Signed-off-by: Jeff Garzik <[EMAIL PROTECTED]>
---
drivers/ata/libata-eh.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index a5a8f84..e7e2ba2 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1478,8 +1478,12 @@ static void ata_eh_autopsy(struct ata_port *ap)
if (rc == 0) {
ehc->i.serror |= serror;
ata_eh_analyze_serror(ap);
- } else if (rc != -EOPNOTSUPP)
+ } else if (rc != -EOPNOTSUPP) {
+ /* SError read failed, force hardreset and probing */
+ ata_ehi_schedule_probe(&ehc->i);
ehc->i.action |= ATA_EH_HARDRESET;
+ ehc->i.err_mask |= AC_ERR_OTHER;
+ }
/* analyze NCQ failure */
ata_eh_analyze_ncq_error(ap);
-
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