- 03 6月, 2009 9 次提交
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由 Eric Dumazet 提交于
struct sk_buff uses one union to define dst and rtable fields. We want to replace direct access to these pointers by accessors. First patch adds a new "unsigned long _skb_dst;" opaque field in this union. Signed-off-by: NEric Dumazet <eric.dumazet@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
Signed-off-by: NBruce Allan <bruce.w.allan@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
With bi-directional stress traffic, the receiver could hang causing the hardware to stop and a "Detected Tx Unit Hang" message dumped to the system logfile. Temporarily workaround this issue by disabling Tx flow control by default. The issue is currently being investigated and a follow-on patch will be provided to revert this when it is resolved. Signed-off-by: NBruce Allan <bruce.w.allan@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
This patch provides support for the next generation Intel desktop and mobile gigabit ethernet LOM adapters. These adapters are the follow-on parts to the LOMs tied to the prior ICH chipsets and are comprised of a MAC in the PCH chipset and an external PHY (82577 for mobile and 82578 for desktop versions). New features consist of PHY wakeup to save power by completely turning off the MAC while in Sx state, and 4K jumbo frames. Signed-off-by: NBruce Allan <bruce.w.allan@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
By putting the maximum frame size supported by the hardware into the adapter structure, the change_mtu entry point function can be cleaned up of checks for all the different max frame sizes supported by Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
The flow control thresholds, i.e. high and low watermarks of the Rx FIFO for when the hardware should transmit PAUSE frames (XON and XOFF, respectively), need to be tuned for more efficient use of the FIFO. The logic to set the thresholds for parts that support early-receive (ERT) was also wrong in that it should check whether jumbo frames are in use. Signed-off-by: NBruce Allan <bruce.w.allan@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
During reset, the driver was attempting to disable the Smart Powerdown feature even if the part does not support Smart Powerdown. Check for support before attempting to disable the feature. Signed-off-by: NBruce Allan <bruce.w.allan@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bruce Allan 提交于
CRC stripping should be enabled by default but was not if it was not specified as a module parameter. Signed-off-by: NBruce Allan <bruce.w.allan@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
Conflicts: drivers/net/forcedeth.c
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- 02 6月, 2009 19 次提交
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由 Yevgeny Petrilin 提交于
Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
By default the driver opens 8 TX queues (defined by MLX4_EN_NUM_TX_RINGS). If the driver is configured to support Per Priority Flow Control, we open 8 additional TX rings. dev->real_num_tx_queues is always set to be MLX4_EN_NUM_TX_RINGS. The mlx4_en_select_queue() function uses standard hashing (skb_tx_hash) in case that PPFC is not supported or the skb contain a vlan tag, otherwise the queue is selected according to vlan priority. Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
The interrupt moderation should not depend on number of incoming bytes, but on number of incoming packets. The previous scheme caused very high interrupts rate for small messages when big MTU was configured. Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
If the initialization of one of the ports failed, there is no need to fail the other one as well. Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
en_params.c file now only handles Ethtool functionality Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yevgeny Petrilin 提交于
For each debug message, the message will show interface name in case that the net device was registered, and PCI bus ID with port number if we were not registered yet. Messages that are not port/netdev specific stayed in the old format Signed-off-by: NYevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Minoru Usui 提交于
net_cls: fix unconfigured struct tcf_proto keeps chaining and avoid kernel panic when we use cls_cgroup This patch fixes a bug which unconfigured struct tcf_proto keeps chaining in tc_ctl_tfilter(), and avoids kernel panic in cls_cgroup_classify() when we use cls_cgroup. When we execute 'tc filter add', tcf_proto is allocated, initialized by classifier's init(), and chained. After it's chained, tc_ctl_tfilter() calls classifier's change(). When classifier's change() fails, tc_ctl_tfilter() does not free and keeps tcf_proto. In addition, cls_cgroup is initialized in change() not in init(). It accesses unconfigured struct tcf_proto which is chained before change(), then hits Oops. Signed-off-by: NMinoru Usui <usui@mxm.nes.nec.co.jp> Signed-off-by: NJarek Poplawski <jarkao2@gmail.com> Signed-off-by: NJamal Hadi Salim <hadi@cyberus.ca> Tested-by: NMinoru Usui <usui@mxm.nes.nec.co.jp> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Neil Horman 提交于
Patch to fix bad length checking in e1000. E1000 by default does two things: 1) Spans rx descriptors for packets that don't fit into 1 skb on recieve 2) Strips the crc from a frame by subtracting 4 bytes from the length prior to doing an skb_put Since the e1000 driver isn't written to support receiving packets that span multiple rx buffers, it checks the End of Packet bit of every frame, and discards it if its not set. This places us in a situation where, if we have a spanning packet, the first part is discarded, but the second part is not (since it is the end of packet, and it passes the EOP bit test). If the second part of the frame is small (4 bytes or less), we subtract 4 from it to remove its crc, underflow the length, and wind up in skb_over_panic, when we try to skb_put a huge number of bytes into the skb. This amounts to a remote DOS attack through careful selection of frame size in relation to interface MTU. The fix for this is already in the e1000e driver, as well as the e1000 sourceforge driver, but no one ever pushed it to e1000. This is lifted straight from e1000e, and prevents small frames from causing the underflow described above Signed-off-by: NNeil Horman <nhorman@tuxdriver.com> Tested-by: NAndy Gospodarek <andy@greyhouse.net> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nivedita Singhvi 提交于
After some discussion offline with Christoph Lameter and David Stevens regarding multicast behaviour in Linux, I'm submitting a slightly modified patch from the one Christoph submitted earlier. This patch provides a new socket option IP_MULTICAST_ALL. In this case, default behaviour is _unchanged_ from the current Linux standard. The socket option is set by default to provide original behaviour. Sockets wishing to receive data only from multicast groups they join explicitly will need to clear this socket option. Signed-off-by: NNivedita Singhvi <niv@us.ibm.com> Signed-off-by: Christoph Lameter<cl@linux.com> Acked-by: NDavid Stevens <dlstevens@us.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Eric Dumazet 提交于
Pure cleanups Signed-off-by: NEric Dumazet <eric.dumazet@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Brian Haley 提交于
Print-out the error value when sock_alloc_send_skb() fails in the IPv6 neighbor discovery code - can be useful for debugging. Signed-off-by: NBrian Haley <brian.haley@hp.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Ed Swierk 提交于
Add a phy_power_down parameter to forcedeth: set to 1 to power down the phy and disable the link when an interface goes down; set to 0 to always leave the phy powered up. The phy power state persists across reboots; Windows, some BIOSes, and older versions of Linux don't bother to power up the phy again, forcing users to remove all power to get the interface working (see http://bugzilla.kernel.org/show_bug.cgi?id=13072). Leaving the phy powered on is the safest default behavior. Users accustomed to seeing the link state reflect the interface state and/or wanting to minimize power consumption can set phy_power_down=1 if compatibility with other OSes is not an issue. Signed-off-by: NEd Swierk <eswierk@aristanetworks.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rémi Denis-Courmont 提交于
Signed-off-by: NRémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: NFelipe Balbi <felipe.balbi@nokia.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rémi Denis-Courmont 提交于
Signed-off-by: NRémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rémi Denis-Courmont 提交于
Network device TX is never run in IRQ context, and skb is freed outside of the IRQ-disabling spin lock. So checking for IRQ was a waste of time here. Signed-off-by: NRémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: NFelipe Balbi <felipe.balbi@nokia.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rémi Denis-Courmont 提交于
In the unlikely event that gprs_writeable() and gprs_xmit() check for writeability at the same, we could stop the device queue forever. Signed-off-by: NRémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 01 6月, 2009 9 次提交
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由 Joe Perches 提交于
Slight refactoring of duplicated wait for idle checks Spelling fix Signed-off-by: NJoe Perches <joe@perches.com> Acked-by: jie.yang@atheros.com Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Maciej W. Rozycki 提交于
Several EISA device IDs for 3c509 family network cards are missing from the driver, making the cards unusable in their EISA mode. Here's a fix to add them based on the EISA configuration files distributed by 3Com and our eisa.ids database. Signed-off-by: NMaciej W. Rozycki <macro@linux-mips.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Brian Haley 提交于
Add 'autoconf' and 'disable_ipv6' parameters to the IPv6 module. The first controls if IPv6 addresses are autoconfigured from prefixes received in Router Advertisements. The IPv6 loopback (::1) and link-local addresses are still configured. The second controls if IPv6 addresses are desired at all. No IPv6 addresses will be added to any interfaces. Signed-off-by: NBrian Haley <brian.haley@hp.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Weil 提交于
We should not be stopping the subqueues in cpmac_end_xmit but rather test the status of them. Replace the calls to netif_subqueue_stop by __netif_subqueue_stopped. This fixes an unrecoverable exception from happening when running the driver. Signed-off-by: NStefan Weil <weil@mail.berlios.de> Signed-off-by: NFlorian Fainelli <florian@openwrt.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Florian Fainelli 提交于
This patch removes the unused variables in cpmac_hw_error, cpmac_tx_timeout and cpmac_probe. Signed-off-by: NFlorian Fainelli <florian@openwrt.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Wolfgang Grandegger 提交于
This patch adds a generic driver for SJA1000 chips on the OpenFirmware platform bus found on embedded PowerPC systems. You need a SJA1000 node definition in your flattened device tree source (DTS) file similar to: can@3,100 { compatible = "nxp,sja1000"; reg = <3 0x100 0x80>; interrupts = <2 0>; interrupt-parent = <&mpic>; nxp,external-clock-frequency = <16000000>; }; See also Documentation/powerpc/dts-bindings/can/sja1000.txt. CC: devicetree-discuss@ozlabs.org Signed-off-by: NWolfgang Grandegger <wg@grandegger.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Wolfgang Grandegger 提交于
As discussed on the netdev mailing list, the member "base_addr" of "struct net_device" should not be (mis)used to store the virtual address to the SJA1000 register area. According to David Miller, it's only use is to allow ISA and similar primitive bus devices to have their I/O ports changed via ifconfig. The virtual address is now stored in the private data structure of the SJA1000 device and the callback functions use "struct sja1000_priv" instead of the unneeded "struct net_device". Signed-off-by: NWolfgang Grandegger <wg@grandegger.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Wolfgang Grandegger 提交于
This patch fixes a few errors sneaked into the initial version of the device driver interface. Signed-off-by: NWolfgang Grandegger <wg@grandegger.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Florian Fainelli 提交于
This patch adds me as the maintainer of the CPMAC (AR7) Ethernet driver. Signed-off-by: NFlorian Fainelli <florian@openwrt.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 31 5月, 2009 1 次提交
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由 Eric Dumazet 提交于
Last two drivers that need skb->dst in their start_xmit() function Tell dev_hard_start_xmit() to no release it by unsetting IFF_XMIT_DST_RELEASE Signed-off-by: NEric Dumazet <eric.dumazet@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 30 5月, 2009 2 次提交
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由 André Goddard Rosa 提交于
Warning messages coming from rtl8150 driver can flood the console and make a DTV/set-top-box unable to decode video/audio frames. 'Pegasus' driver handles this situation similarly, preventing this from happening there. It happens with a low cost BCM MIPS embedded platform, whenever timeout errors were coming from usbnet device, making platform unusable for viewer watching. Signed-off-by: NAndré Goddard Rosa <andre.goddard@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Fabio Estevam 提交于
Add FEC support for MX35 processor. Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com> Acked-by: NSascha Hauer <s.hauer@pengutronix.de> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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