diff --git a/[refs] b/[refs]
index 6783086a2288..89ee2a8d3bfb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 05fa199d45c54a9bda7aa3ae6537253d6f097aa9
+refs/heads/master: 79b42babbac2a5a522b8e269fb2811b6e1063030
diff --git a/trunk/drivers/ata/libata-core.c b/trunk/drivers/ata/libata-core.c
index 065507c46644..a61af3818c84 100644
--- a/trunk/drivers/ata/libata-core.c
+++ b/trunk/drivers/ata/libata-core.c
@@ -1231,6 +1231,9 @@ unsigned int ata_dev_classify(const struct ata_taskfile *tf)
 	 *
 	 * We follow the current spec and consider that 0x69/0x96
 	 * identifies a port multiplier and 0x3c/0xc3 a SEMB device.
+	 * Unfortunately, WDC WD1600JS-62MHB5 (a hard drive) reports
+	 * SEMB signature.  This is worked around in
+	 * ata_dev_read_id().
 	 */
 	if ((tf->lbam == 0) && (tf->lbah == 0)) {
 		DPRINTK("found ATA device by sig\n");
@@ -1248,8 +1251,8 @@ unsigned int ata_dev_classify(const struct ata_taskfile *tf)
 	}
 
 	if ((tf->lbam == 0x3c) && (tf->lbah == 0xc3)) {
-		printk(KERN_INFO "ata: SEMB device ignored\n");
-		return ATA_DEV_SEMB_UNSUP; /* not yet */
+		DPRINTK("found SEMB device by sig (could be ATA device)\n");
+		return ATA_DEV_SEMB;
 	}
 
 	DPRINTK("unknown device\n");
@@ -2080,6 +2083,7 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
 	struct ata_taskfile tf;
 	unsigned int err_mask = 0;
 	const char *reason;
+	bool is_semb = class == ATA_DEV_SEMB;
 	int may_fallback = 1, tried_spinup = 0;
 	int rc;
 
@@ -2090,6 +2094,8 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
 	ata_tf_init(dev, &tf);
 
 	switch (class) {
+	case ATA_DEV_SEMB:
+		class = ATA_DEV_ATA;	/* some hard drives report SEMB sig */
 	case ATA_DEV_ATA:
 		tf.command = ATA_CMD_ID_ATA;
 		break;
@@ -2126,6 +2132,14 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
 			return -ENOENT;
 		}
 
+		if (is_semb) {
+			ata_dev_printk(dev, KERN_INFO, "IDENTIFY failed on "
+				       "device w/ SEMB sig, disabled\n");
+			/* SEMB is not supported yet */
+			*p_class = ATA_DEV_SEMB_UNSUP;
+			return 0;
+		}
+
 		if ((err_mask == AC_ERR_DEV) && (tf.feature & ATA_ABORTED)) {
 			/* Device or controller might have reported
 			 * the wrong device class.  Give a shot at the
diff --git a/trunk/lib/kobject_uevent.c b/trunk/lib/kobject_uevent.c
index dafeecf5b143..97a777ad4f59 100644
--- a/trunk/lib/kobject_uevent.c
+++ b/trunk/lib/kobject_uevent.c
@@ -258,7 +258,7 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
 			goto exit;
 
 		retval = call_usermodehelper(argv[0], argv,
-					     env->envp, UMH_WAIT_EXEC);
+					     env->envp, UMH_NO_WAIT);
 	}
 
 exit:
diff --git a/trunk/mm/mmap.c b/trunk/mm/mmap.c
index 3303d1ba8e87..4a3841186c11 100644
--- a/trunk/mm/mmap.c
+++ b/trunk/mm/mmap.c
@@ -1575,7 +1575,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns
 	 * Overcommit..  This must be the final test, as it will
 	 * update security statistics.
 	 */
-	if (security_vm_enough_memory_mm(mm, grow))
+	if (security_vm_enough_memory(grow))
 		return -ENOMEM;
 
 	/* Ok, everything looks good - let it rip */