---

yaml
---
r: 180630
b: refs/heads/master
c: 1868821
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 31e5d4abceaa3d11ff583ddf76ec292e90eacb7d
+refs/heads/master: 18688218d171cb653cbe82d03f72e51b02a5a83e

trunk/arch/ia64/include/asm/elf.h

@@ -201,7 +201,9 @@ extern void ia64_elf_core_copy_regs (struct pt_regs *src, elf_gregset_t dst);
    relevant until we have real hardware to play with... */
 #define ELF_PLATFORM	NULL
 
-#define SET_PERSONALITY(ex)	set_personality(PER_LINUX)
+#define SET_PERSONALITY(ex)	\
+	set_personality((current->personality & ~PER_MASK) | PER_LINUX)
+
 #define elf_read_implies_exec(ex, executable_stack)					\
 	((executable_stack!=EXSTACK_DISABLE_X) && ((ex).e_flags & EF_IA_64_LINUX_EXECUTABLE_STACK) != 0)
 

trunk/arch/x86/include/asm/elf.h

@@ -170,10 +170,7 @@ static inline void elf_common_init(struct thread_struct *t,
 }
 
 #define ELF_PLAT_INIT(_r, load_addr)			\
-do {							\
-	elf_common_init(&current->thread, _r, 0);	\
-	clear_thread_flag(TIF_IA32);			\
-} while (0)
+	elf_common_init(&current->thread, _r, 0)
 
 #define	COMPAT_ELF_PLAT_INIT(regs, load_addr)		\
 	elf_common_init(&current->thread, regs, __USER_DS)

trunk/arch/x86/kernel/process_64.c

@@ -527,6 +527,7 @@ void set_personality_ia32(void)
 
 	/* Make sure to be in 32bit mode */
 	set_thread_flag(TIF_IA32);
+	current->personality |= force_personality32;
 
 	/* Prepare the first "return" to user space */
 	current_thread_info()->status |= TS_COMPAT;

trunk/drivers/base/class.c

@@ -59,6 +59,8 @@ static void class_release(struct kobject *kobj)
 	else
 		pr_debug("class '%s' does not have a release() function, "
 			 "be careful\n", class->name);
+
+	kfree(cp);
 }
 
 static struct sysfs_ops class_sysfs_ops = {

trunk/drivers/md/dm-log-userspace-transfer.c

@@ -172,11 +172,15 @@ int dm_consult_userspace(const char *uuid, uint64_t luid, int request_type,
 {
 	int r = 0;
 	size_t dummy = 0;
-	int overhead_size =
-		sizeof(struct dm_ulog_request *) + sizeof(struct cn_msg);
+	int overhead_size = sizeof(struct dm_ulog_request) + sizeof(struct cn_msg);
 	struct dm_ulog_request *tfr = prealloced_ulog_tfr;
 	struct receiving_pkg pkg;
 
+	/*
+	 * Given the space needed to hold the 'struct cn_msg' and
+	 * 'struct dm_ulog_request' - do we have enough payload
+	 * space remaining?
+	 */
 	if (data_size > (DM_ULOG_PREALLOCED_SIZE - overhead_size)) {
 		DMINFO("Size of tfr exceeds preallocated size");
 		return -EINVAL;
@@ -191,7 +195,7 @@ int dm_consult_userspace(const char *uuid, uint64_t luid, int request_type,
 	 */
 	mutex_lock(&dm_ulog_lock);
 
-	memset(tfr, 0, DM_ULOG_PREALLOCED_SIZE - overhead_size);
+	memset(tfr, 0, DM_ULOG_PREALLOCED_SIZE - sizeof(struct cn_msg));
 	memcpy(tfr->uuid, uuid, DM_UUID_LEN);
 	tfr->luid = luid;
 	tfr->seq = dm_ulog_seq++;

trunk/drivers/md/dm-raid1.c

@@ -724,7 +724,7 @@ static void do_writes(struct mirror_set *ms, struct bio_list *writes)
 	/*
 	 * Dispatch io.
 	 */
-	if (unlikely(ms->log_failure)) {
+	if (unlikely(ms->log_failure) && errors_handled(ms)) {
 		spin_lock_irq(&ms->lock);
 		bio_list_merge(&ms->failures, &sync);
 		spin_unlock_irq(&ms->lock);

trunk/drivers/md/dm-region-hash.c

@@ -660,10 +660,9 @@ void dm_rh_recovery_end(struct dm_region *reg, int success)
 	spin_lock_irq(&rh->region_lock);
 	if (success)
 		list_add(&reg->list, &reg->rh->recovered_regions);
-	else {
-		reg->state = DM_RH_NOSYNC;
+	else
 		list_add(&reg->list, &reg->rh->failed_recovered_regions);
-	}
+
 	spin_unlock_irq(&rh->region_lock);
 
 	rh->wakeup_workers(rh->context);

trunk/drivers/md/dm-snap-persistent.c

@@ -254,7 +254,7 @@ static int chunk_io(struct pstore *ps, void *area, chunk_t chunk, int rw,
 	 * Issue the synchronous I/O from a different thread
 	 * to avoid generic_make_request recursion.
 	 */
-	INIT_WORK(&req.work, do_metadata);
+	INIT_WORK_ON_STACK(&req.work, do_metadata);
 	queue_work(ps->metadata_wq, &req.work);
 	flush_workqueue(ps->metadata_wq);
 

trunk/drivers/md/dm-stripe.c

@@ -110,7 +110,7 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	}
 
 	stripes = simple_strtoul(argv[0], &end, 10);
-	if (*end) {
+	if (!stripes || *end) {
 		ti->error = "Invalid stripe count";
 		return -EINVAL;
 	}

trunk/drivers/md/dm-sysfs.c

@@ -79,21 +79,13 @@ static struct sysfs_ops dm_sysfs_ops = {
 	.show	= dm_attr_show,
 };
 
-/*
- * The sysfs structure is embedded in md struct, nothing to do here
- */
-static void dm_sysfs_release(struct kobject *kobj)
-{
-}
-
 /*
  * dm kobject is embedded in mapped_device structure
  * no need to define release function here
  */
 static struct kobj_type dm_ktype = {
 	.sysfs_ops	= &dm_sysfs_ops,
 	.default_attrs	= dm_attrs,
-	.release	= dm_sysfs_release
 };
 
 /*

trunk/drivers/md/dm.c

@@ -1595,10 +1595,15 @@ static int dm_prep_fn(struct request_queue *q, struct request *rq)
 	return BLKPREP_OK;
 }
 
-static void map_request(struct dm_target *ti, struct request *clone,
-			struct mapped_device *md)
+/*
+ * Returns:
+ * 0  : the request has been processed (not requeued)
+ * !0 : the request has been requeued
+ */
+static int map_request(struct dm_target *ti, struct request *clone,
+		       struct mapped_device *md)
 {
-	int r;
+	int r, requeued = 0;
 	struct dm_rq_target_io *tio = clone->end_io_data;
 
 	/*
@@ -1625,6 +1630,7 @@ static void map_request(struct dm_target *ti, struct request *clone,
 	case DM_MAPIO_REQUEUE:
 		/* The target wants to requeue the I/O */
 		dm_requeue_unmapped_request(clone);
+		requeued = 1;
 		break;
 	default:
 		if (r > 0) {
@@ -1636,6 +1642,8 @@ static void map_request(struct dm_target *ti, struct request *clone,
 		dm_kill_unmapped_request(clone, r);
 		break;
 	}
+
+	return requeued;
 }
 
 /*
@@ -1677,12 +1685,17 @@ static void dm_request_fn(struct request_queue *q)
 		atomic_inc(&md->pending[rq_data_dir(clone)]);
 
 		spin_unlock(q->queue_lock);
-		map_request(ti, clone, md);
+		if (map_request(ti, clone, md))
+			goto requeued;
+
 		spin_lock_irq(q->queue_lock);
 	}
 
 	goto out;
 
+requeued:
+	spin_lock_irq(q->queue_lock);
+
 plug_and_out:
 	if (!elv_queue_empty(q))
 		/* Some requests still remain, retry later */

trunk/drivers/net/benet/be_cmds.c

@@ -296,6 +296,7 @@ static void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
 	req_hdr->opcode = opcode;
 	req_hdr->subsystem = subsystem;
 	req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
+	req_hdr->version = 0;
 }
 
 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,

trunk/drivers/net/ixgbe/ixgbe_82598.c

@@ -357,12 +357,34 @@ static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw, s32 packetbuf_num)
 	u32 fctrl_reg;
 	u32 rmcs_reg;
 	u32 reg;
+	u32 link_speed = 0;
+	bool link_up;
 
 #ifdef CONFIG_DCB
 	if (hw->fc.requested_mode == ixgbe_fc_pfc)
 		goto out;
 
 #endif /* CONFIG_DCB */
+	/*
+	 * On 82598 having Rx FC on causes resets while doing 1G
+	 * so if it's on turn it off once we know link_speed. For
+	 * more details see 82598 Specification update.
+	 */
+	hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
+	if (link_up && link_speed == IXGBE_LINK_SPEED_1GB_FULL) {
+		switch (hw->fc.requested_mode) {
+		case ixgbe_fc_full:
+			hw->fc.requested_mode = ixgbe_fc_tx_pause;
+			break;
+		case ixgbe_fc_rx_pause:
+			hw->fc.requested_mode = ixgbe_fc_none;
+			break;
+		default:
+			/* no change */
+			break;
+		}
+	}
+
 	/* Negotiate the fc mode to use */
 	ret_val = ixgbe_fc_autoneg(hw);
 	if (ret_val)

trunk/drivers/net/ixgbe/ixgbe_main.c

@@ -5763,6 +5763,10 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 	if (err)
 		goto err_sw_init;
 
+	/* Make it possible the adapter to be woken up via WOL */
+	if (adapter->hw.mac.type == ixgbe_mac_82599EB)
+		IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0);
+
 	/*
 	 * If there is a fan on this device and it has failed log the
 	 * failure.

trunk/drivers/net/sfc/efx.c

@@ -2284,6 +2284,7 @@ static int __devinit efx_pci_probe(struct pci_dev *pci_dev,
  fail2:
 	efx_fini_struct(efx);
  fail1:
+	WARN_ON(rc > 0);
 	EFX_LOG(efx, "initialisation failed. rc=%d\n", rc);
 	free_netdev(net_dev);
 	return rc;

trunk/drivers/net/sfc/qt202x_phy.c

@@ -320,7 +320,7 @@ static int qt202x_reset_phy(struct efx_nic *efx)
 
 	falcon_board(efx)->type->init_phy(efx);
 
-	return rc;
+	return 0;
 
  fail:
 	EFX_ERR(efx, "PHY reset timed out\n");

trunk/drivers/net/via-velocity.c

@@ -1877,13 +1877,12 @@ static void velocity_error(struct velocity_info *vptr, int status)
 /**
  *	tx_srv		-	transmit interrupt service
  *	@vptr; Velocity
- *	@status:
  *
  *	Scan the queues looking for transmitted packets that
  *	we can complete and clean up. Update any statistics as
  *	necessary/
  */
-static int velocity_tx_srv(struct velocity_info *vptr, u32 status)
+static int velocity_tx_srv(struct velocity_info *vptr)
 {
 	struct tx_desc *td;
 	int qnum;
@@ -2090,14 +2089,12 @@ static int velocity_receive_frame(struct velocity_info *vptr, int idx)
 /**
  *	velocity_rx_srv		-	service RX interrupt
  *	@vptr: velocity
- *	@status: adapter status (unused)
  *
  *	Walk the receive ring of the velocity adapter and remove
  *	any received packets from the receive queue. Hand the ring
  *	slots back to the adapter for reuse.
  */
-static int velocity_rx_srv(struct velocity_info *vptr, int status,
-		int budget_left)
+static int velocity_rx_srv(struct velocity_info *vptr, int budget_left)
 {
 	struct net_device_stats *stats = &vptr->dev->stats;
 	int rd_curr = vptr->rx.curr;
@@ -2151,32 +2148,24 @@ static int velocity_poll(struct napi_struct *napi, int budget)
 	struct velocity_info *vptr = container_of(napi,
 			struct velocity_info, napi);
 	unsigned int rx_done;
-	u32 isr_status;
-
-	spin_lock(&vptr->lock);
-	isr_status = mac_read_isr(vptr->mac_regs);
-
-	/* Ack the interrupt */
-	mac_write_isr(vptr->mac_regs, isr_status);
-	if (isr_status & (~(ISR_PRXI | ISR_PPRXI | ISR_PTXI | ISR_PPTXI)))
-		velocity_error(vptr, isr_status);
+	unsigned long flags;
 
+	spin_lock_irqsave(&vptr->lock, flags);
 	/*
 	 * Do rx and tx twice for performance (taken from the VIA
 	 * out-of-tree driver).
 	 */
-	rx_done = velocity_rx_srv(vptr, isr_status, budget / 2);
-	velocity_tx_srv(vptr, isr_status);
-	rx_done += velocity_rx_srv(vptr, isr_status, budget - rx_done);
-	velocity_tx_srv(vptr, isr_status);
-
-	spin_unlock(&vptr->lock);
+	rx_done = velocity_rx_srv(vptr, budget / 2);
+	velocity_tx_srv(vptr);
+	rx_done += velocity_rx_srv(vptr, budget - rx_done);
+	velocity_tx_srv(vptr);
 
 	/* If budget not fully consumed, exit the polling mode */
 	if (rx_done < budget) {
 		napi_complete(napi);
 		mac_enable_int(vptr->mac_regs);
 	}
+	spin_unlock_irqrestore(&vptr->lock, flags);
 
 	return rx_done;
 }
@@ -2206,10 +2195,17 @@ static irqreturn_t velocity_intr(int irq, void *dev_instance)
 		return IRQ_NONE;
 	}
 
+	/* Ack the interrupt */
+	mac_write_isr(vptr->mac_regs, isr_status);
+
 	if (likely(napi_schedule_prep(&vptr->napi))) {
 		mac_disable_int(vptr->mac_regs);
 		__napi_schedule(&vptr->napi);
 	}
+
+	if (isr_status & (~(ISR_PRXI | ISR_PPRXI | ISR_PTXI | ISR_PPTXI)))
+		velocity_error(vptr, isr_status);
+
 	spin_unlock(&vptr->lock);
 
 	return IRQ_HANDLED;
@@ -3100,7 +3096,7 @@ static int velocity_resume(struct pci_dev *pdev)
 	velocity_init_registers(vptr, VELOCITY_INIT_WOL);
 	mac_disable_int(vptr->mac_regs);
 
-	velocity_tx_srv(vptr, 0);
+	velocity_tx_srv(vptr);
 
 	for (i = 0; i < vptr->tx.numq; i++) {
 		if (vptr->tx.used[i])
@@ -3344,6 +3340,7 @@ static int velocity_set_coalesce(struct net_device *dev,
 {
 	struct velocity_info *vptr = netdev_priv(dev);
 	int max_us = 0x3f * 64;
+	unsigned long flags;
 
 	/* 6 bits of  */
 	if (ecmd->tx_coalesce_usecs > max_us)
@@ -3365,13 +3362,15 @@ static int velocity_set_coalesce(struct net_device *dev,
 			ecmd->tx_coalesce_usecs);
 
 	/* Setup the interrupt suppression and queue timers */
+	spin_lock_irqsave(&vptr->lock, flags);
 	mac_disable_int(vptr->mac_regs);
 	setup_adaptive_interrupts(vptr);
 	setup_queue_timers(vptr);
 
 	mac_write_int_mask(vptr->int_mask, vptr->mac_regs);
 	mac_clear_isr(vptr->mac_regs);
 	mac_enable_int(vptr->mac_regs);
+	spin_unlock_irqrestore(&vptr->lock, flags);
 
 	return 0;
 }

trunk/drivers/net/wireless/ath/ath9k/xmit.c

@@ -1615,7 +1615,7 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf,
 		bf->bf_frmlen -= padsize;
 	}
 
-	if (conf_is_ht(&hw->conf) && !is_pae(skb))
+	if (conf_is_ht(&hw->conf))
 		bf->bf_state.bf_type |= BUF_HT;
 
 	bf->bf_flags = setup_tx_flags(sc, skb, txctl->txq);
@@ -1701,7 +1701,7 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
 			goto tx_done;
 		}
 
-		if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
+		if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && !is_pae(skb)) {
 			/*
 			 * Try aggregation if it's a unicast data frame
 			 * and the destination is HT capable.