Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6 (da8e5aa2) · Commits · 戴 / test

drivers/net/Kconfig

+31 −6

Original line number	Diff line number	Diff line
		@@ -168,6 +168,7 @@ config NET_SB1000
		config IP1000
		tristate "IP1000 Gigabit Ethernet support"
		depends on PCI && EXPERIMENTAL
		select MII
		---help---
		This driver supports IP1000 gigabit Ethernet cards.

		@@ -1880,6 +1881,30 @@ config FEC2
		Say Y here if you want to use the second built-in 10/100 Fast
		ethernet controller on some Motorola ColdFire processors.

		config FEC_MPC52xx
		tristate "MPC52xx FEC driver"
		depends on PPC_MPC52xx
		select PPC_BESTCOMM
		select PPC_BESTCOMM_FEC
		select CRC32
		select PHYLIB
		---help---
		This option enables support for the MPC5200's on-chip
		Fast Ethernet Controller
		If compiled as module, it will be called 'fec_mpc52xx.ko'.

		config FEC_MPC52xx_MDIO
		bool "MPC52xx FEC MDIO bus driver"
		depends on FEC_MPC52xx
		default y
		---help---
		The MPC5200's FEC can connect to the Ethernet either with
		an external MII PHY chip or 10 Mbps 7-wire interface
		(Motorola? industry standard).
		If your board uses an external PHY connected to FEC, enable this.
		If not sure, enable.
		If compiled as module, it will be called 'fec_mpc52xx_phy.ko'.

		config NE_H8300
		tristate "NE2000 compatible support for H8/300"
		depends on H8300

drivers/net/Makefile

+4 −0

Original line number	Diff line number	Diff line
		@@ -96,6 +96,10 @@ obj-$(CONFIG_SHAPER) += shaper.o
		obj-$(CONFIG_HP100) += hp100.o
		obj-$(CONFIG_SMC9194) += smc9194.o
		obj-$(CONFIG_FEC) += fec.o
		obj-$(CONFIG_FEC_MPC52xx) += fec_mpc52xx.o
		ifeq ($(CONFIG_FEC_MPC52xx_MDIO),y)
		obj-$(CONFIG_FEC_MPC52xx) += fec_mpc52xx_phy.o
		endif
		obj-$(CONFIG_68360_ENET) += 68360enet.o
		obj-$(CONFIG_WD80x3) += wd.o 8390.o
		obj-$(CONFIG_EL2) += 3c503.o 8390.o

drivers/net/e1000e/e1000.h

+2 −3

Original line number	Diff line number	Diff line
		@@ -122,7 +122,8 @@ struct e1000_buffer {
		u16 next_to_watch;
		};
		/* RX */
		struct page *page;
		/* arrays of page information for packet split */
		struct e1000_ps_page *ps_pages;
		};

		};
		@@ -142,8 +143,6 @@ struct e1000_ring {
		/* array of buffer information structs */
		struct e1000_buffer *buffer_info;

		/* arrays of page information for packet split */
		struct e1000_ps_page *ps_pages;
		struct sk_buff *rx_skb_top;

		struct e1000_queue_stats stats;

drivers/net/e1000e/netdev.c

+72 −353

Original line number	Diff line number	Diff line
		@@ -245,9 +245,12 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
		rx_desc = E1000_RX_DESC_PS(*rx_ring, i);

		for (j = 0; j < PS_PAGE_BUFFERS; j++) {
		ps_page = &rx_ring->ps_pages[(i * PS_PAGE_BUFFERS)
		+ j];
		if (j < adapter->rx_ps_pages) {
		ps_page = &buffer_info->ps_pages[j];
		if (j >= adapter->rx_ps_pages) {
		/* all unused desc entries get hw null ptr */
		rx_desc->read.buffer_addr[j+1] = ~0;
		continue;
		}
		if (!ps_page->page) {
		ps_page->page = alloc_page(GFP_ATOMIC);
		if (!ps_page->page) {
		@@ -258,8 +261,7 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
		ps_page->page,
		0, PAGE_SIZE,
		PCI_DMA_FROMDEVICE);
		if (pci_dma_mapping_error(
		ps_page->dma)) {
		if (pci_dma_mapping_error(ps_page->dma)) {
		dev_err(&adapter->pdev->dev,
		"RX DMA page map failed\n");
		adapter->rx_dma_failed++;
		@@ -273,9 +275,6 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
		*/
		rx_desc->read.buffer_addr[j+1] =
		cpu_to_le64(ps_page->dma);
		} else {
		rx_desc->read.buffer_addr[j+1] = ~0;
		}
		}

		skb = netdev_alloc_skb(netdev,
		@@ -333,94 +332,6 @@ no_buffers:
		}
		}

		/**
		* e1000_alloc_rx_buffers_jumbo - Replace used jumbo receive buffers
		*
		* @adapter: address of board private structure
		* @cleaned_count: number of buffers to allocate this pass
		**/
		static void e1000_alloc_rx_buffers_jumbo(struct e1000_adapter *adapter,
		int cleaned_count)
		{
		struct net_device *netdev = adapter->netdev;
		struct pci_dev *pdev = adapter->pdev;
		struct e1000_ring *rx_ring = adapter->rx_ring;
		struct e1000_rx_desc *rx_desc;
		struct e1000_buffer *buffer_info;
		struct sk_buff *skb;
		unsigned int i;
		unsigned int bufsz = 256 -
		16 /for skb_reserve / -
		NET_IP_ALIGN;

		i = rx_ring->next_to_use;
		buffer_info = &rx_ring->buffer_info[i];

		while (cleaned_count--) {
		skb = buffer_info->skb;
		if (skb) {
		skb_trim(skb, 0);
		goto check_page;
		}

		skb = netdev_alloc_skb(netdev, bufsz);
		if (!skb) {
		/* Better luck next round */
		adapter->alloc_rx_buff_failed++;
		break;
		}

		/* Make buffer alignment 2 beyond a 16 byte boundary
		* this will result in a 16 byte aligned IP header after
		* the 14 byte MAC header is removed
		*/
		skb_reserve(skb, NET_IP_ALIGN);

		buffer_info->skb = skb;
		check_page:
		/* allocate a new page if necessary */
		if (!buffer_info->page) {
		buffer_info->page = alloc_page(GFP_ATOMIC);
		if (!buffer_info->page) {
		adapter->alloc_rx_buff_failed++;
		break;
		}
		}

		if (!buffer_info->dma)
		buffer_info->dma = pci_map_page(pdev,
		buffer_info->page, 0,
		PAGE_SIZE,
		PCI_DMA_FROMDEVICE);
		if (pci_dma_mapping_error(buffer_info->dma)) {
		dev_err(&adapter->pdev->dev, "RX DMA page map failed\n");
		adapter->rx_dma_failed++;
		break;
		}

		rx_desc = E1000_RX_DESC(*rx_ring, i);
		rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);

		i++;
		if (i == rx_ring->count)
		i = 0;
		buffer_info = &rx_ring->buffer_info[i];
		}

		if (rx_ring->next_to_use != i) {
		rx_ring->next_to_use = i;
		if (i-- == 0)
		i = (rx_ring->count - 1);

		/* Force memory writes to complete before letting h/w
		* know there are new descriptors to fetch. (Only
		* applicable for weak-ordered memory model archs,
		* such as IA-64). */
		wmb();
		writel(i, adapter->hw.hw_addr + rx_ring->tail);
		}
		}

		/**
		* e1000_clean_rx_irq - Send received data up the network stack; legacy
		* @adapter: board private structure
		@@ -495,10 +406,6 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter,
		goto next_desc;
		}

		/* adjust length to remove Ethernet CRC */
		length -= 4;

		/* probably a little skewed due to removing CRC */
		total_rx_bytes += length;
		total_rx_packets++;

		@@ -554,15 +461,6 @@ next_desc:
		return cleaned;
		}

		static void e1000_consume_page(struct e1000_buffer bi, struct sk_buff skb,
		u16 length)
		{
		bi->page = NULL;
		skb->len += length;
		skb->data_len += length;
		skb->truesize += length;
		}

		static void e1000_put_txbuf(struct e1000_adapter *adapter,
		struct e1000_buffer *buffer_info)
		{
		@@ -698,174 +596,6 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter)
		return cleaned;
		}

		/**
		* e1000_clean_rx_irq_jumbo - Send received data up the network stack; legacy
		* @adapter: board private structure
		*
		* the return value indicates whether actual cleaning was done, there
		* is no guarantee that everything was cleaned
		**/
		static bool e1000_clean_rx_irq_jumbo(struct e1000_adapter *adapter,
		int *work_done, int work_to_do)
		{
		struct net_device *netdev = adapter->netdev;
		struct pci_dev *pdev = adapter->pdev;
		struct e1000_ring *rx_ring = adapter->rx_ring;
		struct e1000_rx_desc rx_desc, next_rxd;
		struct e1000_buffer buffer_info, next_buffer;
		u32 length;
		unsigned int i;
		int cleaned_count = 0;
		bool cleaned = 0;
		unsigned int total_rx_bytes = 0, total_rx_packets = 0;

		i = rx_ring->next_to_clean;
		rx_desc = E1000_RX_DESC(*rx_ring, i);
		buffer_info = &rx_ring->buffer_info[i];

		while (rx_desc->status & E1000_RXD_STAT_DD) {
		struct sk_buff *skb;
		u8 status;

		if (*work_done >= work_to_do)
		break;
		(*work_done)++;

		status = rx_desc->status;
		skb = buffer_info->skb;
		buffer_info->skb = NULL;

		i++;
		if (i == rx_ring->count)
		i = 0;
		next_rxd = E1000_RX_DESC(*rx_ring, i);
		prefetch(next_rxd);

		next_buffer = &rx_ring->buffer_info[i];

		cleaned = 1;
		cleaned_count++;
		pci_unmap_page(pdev,
		buffer_info->dma,
		PAGE_SIZE,
		PCI_DMA_FROMDEVICE);
		buffer_info->dma = 0;

		length = le16_to_cpu(rx_desc->length);

		/* errors is only valid for DD + EOP descriptors */
		if ((status & E1000_RXD_STAT_EOP) &&
		(rx_desc->errors & E1000_RXD_ERR_FRAME_ERR_MASK)) {
		/* recycle both page and skb */
		buffer_info->skb = skb;
		/* an error means any chain goes out the window too */
		if (rx_ring->rx_skb_top)
		dev_kfree_skb(rx_ring->rx_skb_top);
		rx_ring->rx_skb_top = NULL;
		goto next_desc;
		}

		#define rxtop rx_ring->rx_skb_top
		if (!(status & E1000_RXD_STAT_EOP)) {
		/* this descriptor is only the beginning (or middle) */
		if (!rxtop) {
		/* this is the beginning of a chain */
		rxtop = skb;
		skb_fill_page_desc(rxtop, 0, buffer_info->page,
		0, length);
		} else {
		/* this is the middle of a chain */
		skb_fill_page_desc(rxtop,
		skb_shinfo(rxtop)->nr_frags,
		buffer_info->page, 0,
		length);
		/* re-use the skb, only consumed the page */
		buffer_info->skb = skb;
		}
		e1000_consume_page(buffer_info, rxtop, length);
		goto next_desc;
		} else {
		if (rxtop) {
		/* end of the chain */
		skb_fill_page_desc(rxtop,
		skb_shinfo(rxtop)->nr_frags,
		buffer_info->page, 0, length);
		/* re-use the current skb, we only consumed the
		* page */
		buffer_info->skb = skb;
		skb = rxtop;
		rxtop = NULL;
		e1000_consume_page(buffer_info, skb, length);
		} else {
		/* no chain, got EOP, this buf is the packet
		* copybreak to save the put_page/alloc_page */
		if (length <= copybreak &&
		skb_tailroom(skb) >= length) {
		u8 *vaddr;
		vaddr = kmap_atomic(buffer_info->page,
		KM_SKB_DATA_SOFTIRQ);
		memcpy(skb_tail_pointer(skb),
		vaddr, length);
		kunmap_atomic(vaddr,
		KM_SKB_DATA_SOFTIRQ);
		/* re-use the page, so don't erase
		* buffer_info->page */
		skb_put(skb, length);
		} else {
		skb_fill_page_desc(skb, 0,
		buffer_info->page, 0,
		length);
		e1000_consume_page(buffer_info, skb,
		length);
		}
		}
		}

		/* Receive Checksum Offload XXX recompute due to CRC strip? */
		e1000_rx_checksum(adapter,
		(u32)(status) \|
		((u32)(rx_desc->errors) << 24),
		le16_to_cpu(rx_desc->csum), skb);

		pskb_trim(skb, skb->len - 4);

		/* probably a little skewed due to removing CRC */
		total_rx_bytes += skb->len;
		total_rx_packets++;

		/* eth type trans needs skb->data to point to something */
		if (!pskb_may_pull(skb, ETH_HLEN)) {
		ndev_err(netdev, "__pskb_pull_tail failed.\n");
		dev_kfree_skb(skb);
		goto next_desc;
		}

		e1000_receive_skb(adapter, netdev, skb,status,rx_desc->special);

		next_desc:
		rx_desc->status = 0;

		/* return some buffers to hardware, one at a time is too slow */
		if (cleaned_count >= E1000_RX_BUFFER_WRITE) {
		adapter->alloc_rx_buf(adapter, cleaned_count);
		cleaned_count = 0;
		}

		/* use prefetched values */
		rx_desc = next_rxd;
		buffer_info = next_buffer;
		}
		rx_ring->next_to_clean = i;

		cleaned_count = e1000_desc_unused(rx_ring);
		if (cleaned_count)
		adapter->alloc_rx_buf(adapter, cleaned_count);

		adapter->total_rx_packets += total_rx_packets;
		adapter->total_rx_bytes += total_rx_bytes;
		return cleaned;
		}

		/**
		* e1000_clean_rx_irq_ps - Send received data up the network stack; packet split
		* @adapter: board private structure
		@@ -953,7 +683,7 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
		((length + l1) <= adapter->rx_ps_bsize0)) {
		u8 *vaddr;

		ps_page = &rx_ring->ps_pages[i * PS_PAGE_BUFFERS];
		ps_page = &buffer_info->ps_pages[0];

		/* there is no documentation about how to call
		* kmap_atomic, so we can't hold the mapping
		@@ -965,8 +695,7 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
		kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);
		pci_dma_sync_single_for_device(pdev, ps_page->dma,
		PAGE_SIZE, PCI_DMA_FROMDEVICE);
		/* remove the CRC */
		l1 -= 4;

		skb_put(skb, l1);
		goto copydone;
		} /* if */
		@@ -977,7 +706,7 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
		if (!length)
		break;

		ps_page = &rx_ring->ps_pages[(i * PS_PAGE_BUFFERS) + j];
		ps_page = &buffer_info->ps_pages[j];
		pci_unmap_page(pdev, ps_page->dma, PAGE_SIZE,
		PCI_DMA_FROMDEVICE);
		ps_page->dma = 0;
		@@ -988,10 +717,6 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
		skb->truesize += length;
		}

		/* strip the ethernet crc, problem is we're using pages now so
		* this whole operation can get a little cpu intensive */
		pskb_trim(skb, skb->len - 4);

		copydone:
		total_rx_bytes += skb->len;
		total_rx_packets++;
		@@ -1043,7 +768,6 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
		struct e1000_buffer *buffer_info;
		struct e1000_ps_page *ps_page;
		struct pci_dev *pdev = adapter->pdev;
		unsigned long size;
		unsigned int i, j;

		/* Free all the Rx ring sk_buffs */
		@@ -1054,9 +778,6 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
		pci_unmap_single(pdev, buffer_info->dma,
		adapter->rx_buffer_len,
		PCI_DMA_FROMDEVICE);
		else if (adapter->clean_rx == e1000_clean_rx_irq_jumbo)
		pci_unmap_page(pdev, buffer_info->dma,
		PAGE_SIZE, PCI_DMA_FROMDEVICE);
		else if (adapter->clean_rx == e1000_clean_rx_irq_ps)
		pci_unmap_single(pdev, buffer_info->dma,
		adapter->rx_ps_bsize0,
		@@ -1064,19 +785,13 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
		buffer_info->dma = 0;
		}

		if (buffer_info->page) {
		put_page(buffer_info->page);
		buffer_info->page = NULL;
		}

		if (buffer_info->skb) {
		dev_kfree_skb(buffer_info->skb);
		buffer_info->skb = NULL;
		}

		for (j = 0; j < PS_PAGE_BUFFERS; j++) {
		ps_page = &rx_ring->ps_pages[(i * PS_PAGE_BUFFERS)
		+ j];
		ps_page = &buffer_info->ps_pages[j];
		if (!ps_page->page)
		break;
		pci_unmap_page(pdev, ps_page->dma, PAGE_SIZE,
		@@ -1093,12 +808,6 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
		rx_ring->rx_skb_top = NULL;
		}

		size = sizeof(struct e1000_buffer) * rx_ring->count;
		memset(rx_ring->buffer_info, 0, size);
		size = sizeof(struct e1000_ps_page)
		* (rx_ring->count * PS_PAGE_BUFFERS);
		memset(rx_ring->ps_pages, 0, size);

		/* Zero out the descriptor ring */
		memset(rx_ring->desc, 0, rx_ring->size);

		@@ -1421,7 +1130,8 @@ err:
		int e1000e_setup_rx_resources(struct e1000_adapter *adapter)
		{
		struct e1000_ring *rx_ring = adapter->rx_ring;
		int size, desc_len, err = -ENOMEM;
		struct e1000_buffer *buffer_info;
		int i, size, desc_len, err = -ENOMEM;

		size = sizeof(struct e1000_buffer) * rx_ring->count;
		rx_ring->buffer_info = vmalloc(size);
		@@ -1429,11 +1139,14 @@ int e1000e_setup_rx_resources(struct e1000_adapter *adapter)
		goto err;
		memset(rx_ring->buffer_info, 0, size);

		rx_ring->ps_pages = kcalloc(rx_ring->count * PS_PAGE_BUFFERS,
		for (i = 0; i < rx_ring->count; i++) {
		buffer_info = &rx_ring->buffer_info[i];
		buffer_info->ps_pages = kcalloc(PS_PAGE_BUFFERS,
		sizeof(struct e1000_ps_page),
		GFP_KERNEL);
		if (!rx_ring->ps_pages)
		goto err;
		if (!buffer_info->ps_pages)
		goto err_pages;
		}

		desc_len = sizeof(union e1000_rx_desc_packet_split);

		@@ -1443,16 +1156,21 @@ int e1000e_setup_rx_resources(struct e1000_adapter *adapter)

		err = e1000_alloc_ring_dma(adapter, rx_ring);
		if (err)
		goto err;
		goto err_pages;

		rx_ring->next_to_clean = 0;
		rx_ring->next_to_use = 0;
		rx_ring->rx_skb_top = NULL;

		return 0;

		err_pages:
		for (i = 0; i < rx_ring->count; i++) {
		buffer_info = &rx_ring->buffer_info[i];
		kfree(buffer_info->ps_pages);
		}
		err:
		vfree(rx_ring->buffer_info);
		kfree(rx_ring->ps_pages);
		ndev_err(adapter->netdev,
		"Unable to allocate memory for the transmit descriptor ring\n");
		return err;
		@@ -1518,15 +1236,17 @@ void e1000e_free_rx_resources(struct e1000_adapter *adapter)
		{
		struct pci_dev *pdev = adapter->pdev;
		struct e1000_ring *rx_ring = adapter->rx_ring;
		int i;

		e1000_clean_rx_ring(adapter);

		for (i = 0; i < rx_ring->count; i++) {
		kfree(rx_ring->buffer_info[i].ps_pages);
		}

		vfree(rx_ring->buffer_info);
		rx_ring->buffer_info = NULL;

		kfree(rx_ring->ps_pages);
		rx_ring->ps_pages = NULL;

		dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
		rx_ring->dma);
		rx_ring->desc = NULL;
		@@ -2032,9 +1752,11 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter)

		ew32(RFCTL, rfctl);

		/* disable the stripping of CRC because it breaks
		* BMC firmware connected over SMBUS */
		rctl \|= E1000_RCTL_DTYP_PS /* \| E1000_RCTL_SECRC */;
		/* Enable Packet split descriptors */
		rctl \|= E1000_RCTL_DTYP_PS;

		/* Enable hardware CRC frame stripping */
		rctl \|= E1000_RCTL_SECRC;

		psrctl \|= adapter->rx_ps_bsize0 >>
		E1000_PSRCTL_BSIZE0_SHIFT;
		@@ -2077,11 +1799,6 @@ static void e1000_configure_rx(struct e1000_adapter *adapter)
		sizeof(union e1000_rx_desc_packet_split);
		adapter->clean_rx = e1000_clean_rx_irq_ps;
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers_ps;
		} else if (adapter->netdev->mtu > ETH_FRAME_LEN + VLAN_HLEN + 4) {
		rdlen = rx_ring->count *
		sizeof(struct e1000_rx_desc);
		adapter->clean_rx = e1000_clean_rx_irq_jumbo;
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers_jumbo;
		} else {
		rdlen = rx_ring->count *
		sizeof(struct e1000_rx_desc);
		@@ -2326,8 +2043,11 @@ void e1000e_reset(struct e1000_adapter *adapter)
		struct e1000_mac_info *mac = &adapter->hw.mac;
		struct e1000_hw *hw = &adapter->hw;
		u32 tx_space, min_tx_space, min_rx_space;
		u32 pba;
		u16 hwm;

		ew32(PBA, adapter->pba);

		if (mac->max_frame_size > ETH_FRAME_LEN + ETH_FCS_LEN ) {
		/* To maintain wire speed transmits, the Tx FIFO should be
		* large enough to accommodate two full transmit packets,
		@@ -2335,11 +2055,11 @@ void e1000e_reset(struct e1000_adapter *adapter)
		* the Rx FIFO should be large enough to accommodate at least
		* one full receive packet and is similarly rounded up and
		* expressed in KB. */
		adapter->pba = er32(PBA);
		pba = er32(PBA);
		/* upper 16 bits has Tx packet buffer allocation size in KB */
		tx_space = adapter->pba >> 16;
		tx_space = pba >> 16;
		/* lower 16 bits has Rx packet buffer allocation size in KB */
		adapter->pba &= 0xffff;
		pba &= 0xffff;
		/* the tx fifo also stores 16 bytes of information about the tx
		* but don't include ethernet FCS because hardware appends it */
		min_tx_space = (mac->max_frame_size +
		@@ -2355,20 +2075,21 @@ void e1000e_reset(struct e1000_adapter *adapter)
		/* If current Tx allocation is less than the min Tx FIFO size,
		* and the min Tx FIFO size is less than the current Rx FIFO
		* allocation, take space away from current Rx allocation */
		if (tx_space < min_tx_space &&
		((min_tx_space - tx_space) < adapter->pba)) {
		adapter->pba -= - (min_tx_space - tx_space);
		if ((tx_space < min_tx_space) &&
		((min_tx_space - tx_space) < pba)) {
		pba -= min_tx_space - tx_space;

		/* if short on rx space, rx wins and must trump tx
		* adjustment or use Early Receive if available */
		if ((adapter->pba < min_rx_space) &&
		if ((pba < min_rx_space) &&
		(!(adapter->flags & FLAG_HAS_ERT)))
		/* ERT enabled in e1000_configure_rx */
		adapter->pba = min_rx_space;
		pba = min_rx_space;
		}

		ew32(PBA, pba);
		}

		ew32(PBA, adapter->pba);

		/* flow control settings */
		/* The high water mark must be low enough to fit one full frame
		@@ -3624,9 +3345,7 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
		/* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN
		* means we reserve 2 more, this pushes us to allocate from the next
		* larger slab size.
		* i.e. RXBUFFER_2048 --> size-4096 slab
		* however with the new _jumbo routines, jumbo receives will use
		* fragmented skbs */
		* i.e. RXBUFFER_2048 --> size-4096 slab */

		if (max_frame <= 256)
		adapter->rx_buffer_len = 256;

drivers/net/ehea/ehea.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -40,7 +40,7 @@
		#include <asm/io.h>

		#define DRV_NAME "ehea"
		#define DRV_VERSION "EHEA_0079"
		#define DRV_VERSION "EHEA_0080"

		/* eHEA capability flags */
		#define DLPAR_PORT_ADD_REM 1

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