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authorTejun Heo2007-06-25 14:47:11 +0200
committerJeff Garzik2007-06-27 08:44:21 +0200
commit914616a3c2a54504f3b0eda0b67fcd32226b3e83 (patch)
tree25ed41a36178fbaba64745269e9fbe5bac4eecf0 /drivers/ata/libata-eh.c
parentlibata: fix ata_dev_disable() (diff)
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libata: fix infinite EH waiting bug
When EH gives up after repeated exceptions, it doesn't't clear the PENDING bit on exit which leaves PENDING bit set without EH actually scheduled. This makes ata_port_wait_eh() to wait forever makes rmmod hang on such port. Fix it by clearing the flag. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata-eh.c')
-rw-r--r--drivers/ata/libata-eh.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 45f81add150e..f7582c9c320e 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -336,6 +336,7 @@ void ata_scsi_error(struct Scsi_Host *host)
}
ata_port_printk(ap, KERN_ERR, "EH pending after %d "
"tries, giving up\n", ATA_EH_MAX_REPEAT);
+ ap->pflags &= ~ATA_PFLAG_EH_PENDING;
}
/* this run is complete, make sure EH info is clear */