Commit 668108d7 authored Sep 23, 2007 by Tejun Heo Committed by Jeff Garzik Oct 12, 2007

libata-pmp-prep: implement EH fast-fail path



If PMP itself becomes inaccessible while trying to link a downstream
link, spending time to recover the downstream link doesn't make any
sense.  Make EH skip retry and fail fast if -ERESTART is received.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

parent f9df58cb

drivers/ata/libata-eh.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2050,7 +2050,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
		if (rc == -EAGAIN)
		rc = 0;

		if (rc && try < ARRAY_SIZE(ata_eh_reset_timeouts)) {
		if (rc && rc != -ERESTART && try < ARRAY_SIZE(ata_eh_reset_timeouts)) {
		unsigned long now = jiffies;

		if (time_before(now, deadline)) {