From 65f1f91eeb87d7efb6954f265dc362504149a15a Mon Sep 17 00:00:00 2001
From: Tejun Heo <htejun@gmail.com>
Date: Sat, 17 Jun 2006 15:49:56 +0900
Subject: [PATCH] --- yaml --- r: 29530 b: refs/heads/master c:
 5a44efff4f8fe8139c0c4166ad5aae5f2fa5bced h: refs/heads/master v: v3

---
 [refs]                       | 2 +-
 trunk/drivers/scsi/sata_nv.c | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index a7d2b0611f18..f67cdf583cb4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 39f8758259868a01ecad29b4379661dd3f21881f
+refs/heads/master: 5a44efff4f8fe8139c0c4166ad5aae5f2fa5bced
diff --git a/trunk/drivers/scsi/sata_nv.c b/trunk/drivers/scsi/sata_nv.c
index 2a1bd85404e0..19deaa42fbf0 100644
--- a/trunk/drivers/scsi/sata_nv.c
+++ b/trunk/drivers/scsi/sata_nv.c
@@ -69,7 +69,8 @@ enum {
 	NV_INT_PORT_SHIFT		= 4,	/* each port occupies 4 bits */
 
 	NV_INT_ALL			= 0x0f,
-	NV_INT_MASK			= NV_INT_DEV,
+	NV_INT_MASK			= NV_INT_DEV |
+					  NV_INT_ADDED | NV_INT_REMOVED,
 
 	/* INT_CONFIG */
 	NV_INT_CONFIG			= 0x12,
@@ -324,6 +325,12 @@ static int nv_host_intr(struct ata_port *ap, u8 irq_stat)
 	struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->active_tag);
 	int handled;
 
+	/* freeze if hotplugged */
+	if (unlikely(irq_stat & (NV_INT_ADDED | NV_INT_REMOVED))) {
+		ata_port_freeze(ap);
+		return 1;
+	}
+
 	/* bail out if not our interrupt */
 	if (!(irq_stat & NV_INT_DEV))
 		return 0;