patch 1/8:
In ata_hsm_qc_complete():
Calling ata_altstatus() after the qc completed looks unsafe.
Move it to be before completing the qc.
Signed-off-by: Albert Lee <[EMAIL PROTECTED]>
---
Don't know what the ata_altstatus() is doing here?
Anyway, move it to be before ata_qc_complete().
diff -Nrup 00_libata-dev/drivers/ata/libata-core.c
01_flush_fix/drivers/ata/libata-core.c
--- 00_libata-dev/drivers/ata/libata-core.c 2007-05-14 12:18:45.000000000
+0800
+++ 01_flush_fix/drivers/ata/libata-core.c 2007-05-15 10:05:33.000000000
+0800
@@ -4740,6 +4740,8 @@ static void ata_hsm_qc_complete(struct a
struct ata_port *ap = qc->ap;
unsigned long flags;
+ ata_altstatus(ap); /* flush */
+
if (ap->ops->error_handler) {
if (in_wq) {
spin_lock_irqsave(ap->lock, flags);
@@ -4772,8 +4774,6 @@ static void ata_hsm_qc_complete(struct a
} else
ata_qc_complete(qc);
}
-
- ata_altstatus(ap); /* flush */
}
/**
-
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