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2010-05-20Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6Linus Torvalds11-452/+1017
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1674 commits) qlcnic: adding co maintainer ixgbe: add support for active DA cables ixgbe: dcb, do not tag tc_prio_control frames ixgbe: fix ixgbe_tx_is_paused logic ixgbe: always enable vlan strip/insert when DCB is enabled ixgbe: remove some redundant code in setting FCoE FIP filter ixgbe: fix wrong offset to fc_frame_header in ixgbe_fcoe_ddp ixgbe: fix header len when unsplit packet overflows to data buffer ipv6: Never schedule DAD timer on dead address ipv6: Use POSTDAD state ipv6: Use state_lock to protect ifa state ipv6: Replace inet6_ifaddr->dead with state cxgb4: notify upper drivers if the device is already up when they load cxgb4: keep interrupts available when the ports are brought down cxgb4: fix initial addition of MAC address cnic: Return SPQ credit to bnx2x after ring setup and shutdown. cnic: Convert cnic_local_flags to atomic ops. can: Fix SJA1000 command register writes on SMP systems bridge: fix build for CONFIG_SYSFS disabled ARCNET: Limit com20020 PCI ID matches for SOHARD cards ... Fix up various conflicts with pcmcia tree drivers/net/ {pcmcia/3c589_cs.c, wireless/orinoco/orinoco_cs.c and wireless/orinoco/spectrum_cs.c} and feature removal (Documentation/feature-removal-schedule.txt). Also fix a non-content conflict due to pm_qos_requirement getting renamed in the PM tree (now pm_qos_request) in net/mac80211/scan.c
2010-05-14drivers/net: Remove unnecessary returns from void function()sJoe Perches4-20/+0
This patch removes from drivers/net/ all the unnecessary return; statements that precede the last closing brace of void functions. It does not remove the returns that are immediately preceded by a label as gcc doesn't like that. It also does not remove null void functions with return. Done via: $ grep -rP --include=*.[ch] -l "return;\n}" net/ | \ xargs perl -i -e 'local $/ ; while (<>) { s/\n[ \t\n]+return;\n}/\n}/g; print; }' with some cleanups by hand. Compile tested x86 allmodconfig only. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: add PCI device id to enable support for 82567V-4Bruce Allan2-0/+2
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: Fix/cleanup PHY reset code for ICHx/PCHxBruce Allan1-74/+75
i) Fixes a bug where e1000_sw_lcd_config_ich8lan() was calling e1000_lan_init_done_ich8lan() to poll the STATUS.LAN_INIT_DONE bit to make sure the MAC had completed the PHY configuration. However, e1000_lan_init_done_ich8lan() had already been called in one of the two places where PHY reset occurs for ICHx/PCHx parts, which caused the second call to busy-wait for 150 msec because the LAN_INIT_DONE bit had already been checked and cleared. ii) Cleanup the two separate PHY reset code paths, i.e. the full-chip reset in e1000_reset_hw_ich8lan() and the PHY-only reset in e1000_phy_hw_reset_ich8lan(). There was duplicate code in both paths to be performed post-reset that are now combined into one new function - e1000_post_phy_reset_ich8lan(). This cleanup also included moving the clearing of the PHY Reset Asserted bit in the STATUS register (now done for all ICH/PCH parts) and the check for the indication from h/w that basic configuration has completed back to where it previously was in e1000_get_cfg_done_ich8lan(). iii) Corrected a few comments Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: move settting of flow control refresh timer to link setup codeBruce Allan3-4/+4
The flow control refresh timer value needs to be saved off so that it can be programmed into the approrpiate register when applicable but without a reset, e.g. when changing flow control parameters via ethtool. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: fix checks for manageability enabled and management pass-throughBruce Allan6-16/+52
The mac->arc_subsystem was being incorrectly used to flag whether or not manageability was enabled when it should only be used to state whether the ARC (Host interface) subsystem is available on a particular MAC _and_ only valid when any manageability is enabled. The ARC subsystem is currently only available on 80003es2lan and 82573 parts supported by the driver. A new flag, has_fwsm, is introduced to be used when checking if manageability is enabled but only on parts that acutally have an FWSM register. While the above parts have an FWSM register, there are other parts that have FWSM but do not have support for the ARC subsystem, namely 82571/2 and ICHx/PCH. And then there are parts that have manageability, but do not have either FWSM register or support for the ARC subsystem - these are 82574 and 82583. For 80003es2lan, 82571/2/3 and ICH/PCH parts, this patch makes no functional changes, it only corrects the usage of the manageability flags. For 82574 and 82583, it fixes the incorrect accesses of the non-existent FWSM register and ARC subsystem as well as corrects the check for management pass-through. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: Incorrect function pointer set for force_speed_duplex on 82577Bruce Allan2-20/+2
The force_speed_duplex function pointer was incorrectly set. Instead of calling the 82577-specific version it was calling the m88 version which, among other incorrect things, reset the PHY causing autonegotiation to be re-enabled in the PHY resulting in the link defaulting to half-duplex. The 82577-specific force_speed_duplex function also had an issue where it disabled Auto-MDI-X which caused the link to not come up. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: Cleanup e1000_sw_lcd_config_ich8lan()Bruce Allan1-77/+75
After every reset all ICH/PCH parts call this function which acquires the swflag, performs a workaround on applicable parts and releases the swflag. There is no reason for parts for which this workaround is not applicable to acquire and release the swflag so the function should just return without doing anything for these parts. This also provides for the indentation of most of the function contents to be shifted left cleaning up the code. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: Remove EN_MAC_ADDR_FILTER check from enable_mng_pass_thru checkBruce Allan1-4/+4
Patch addresses issues when manageability passthrough is enabled, but the MAC_ADDR_FILTER bit is not set in the MANC register. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: cleanup multiple common exit pointsBruce Allan1-24/+17
...in e1000_update_nvm_checksum_ich8lan(). Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: s/w initiated LSC MSI-X interrupts not generated; no transmitBruce Allan1-2/+9
In MSI-X mode when an IMPI SoL session was active (i.e. the PHY reset was blocked), the LSC interrupt generated by s/w to start the watchdog which started the transmitter was not getting fired by the hardware because bit 24 (the 'other' cause bit) also needed to be set. Without an active SoL session, the PHY was reset which caused the h/w to fire the LSC interrupt. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: initialize manageability (IPMI) pass-through in 82574/82583Bruce Allan3-9/+55
82574/82583 uses different registers/bits to setup manageability filters than all other parts supported by e1000e; set them accordingly for IPMI pass-through. Rename the function to better reflect what it does. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: bad state after running ethtool diagnostics with AMT enabledBruce Allan2-7/+18
When running ethtool online diagnostics with no open interface, there is a short period of time where the driver relinquishes control of the adapter during which time AMT (manageability firmware) can put the adapter into an unknown state resulting in such things as link test failure, hardware hang, reporting an incorrect link speed, etc. Resetting the adapter during an open() resolves this by putting the adapter into a quiescent state. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12e1000e: use static params to save stack space (part 2)Bruce Allan1-2/+2
A couple stack cleanups missed in an earlier patch from Jesse. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-10PM QOS updateMark Gross1-10/+12
This patch changes the string based list management to a handle base implementation to help with the hot path use of pm-qos, it also renames much of the API to use "request" as opposed to "requirement" that was used in the initial implementation. I did this because request more accurately represents what it actually does. Also, I added a string based ABI for users wanting to use a string interface. So if the user writes 0xDDDDDDDD formatted hex it will be accepted by the interface. (someone asked me for it and I don't think it hurts anything.) This patch updates some documentation input I got from Randy. Signed-off-by: markgross <mgross@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2010-05-06e1000e: Reset 82577/82578 PHY before first PHY register readBruce Allan1-0/+10
Reset the PHY before first accessing it. Doing so, ensure that the PHY is in a known good state before we read/write PHY registers. This fixes a driver probe failure. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-06e1000e: reset MAC-PHY interconnect on 82577/82578 during Sx->S0Bruce Allan2-0/+22
During Sx->S0 transitions, the interconnect between the MAC and PHY on 82577/82578 can remain in SMBus mode instead of transitioning to the PCIe-like mode required during normal operation. Toggling the LANPHYPC Value bit essentially resets the interconnect forcing it to the correct mode. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-05e1000/e1000e: implement a simple interrupt moderationJesse Brandeburg3-4/+27
Back before e1000-7.3.20, the e1000 driver had a simple algorithm that managed interrupt moderation. The driver was updated in 7.3.20 to have the new "adaptive" interrupt moderation but we have customer requests to redeploy the old way as an option. This patch adds the old functionality back. The new functionality can be enabled via module parameter or at runtime via ethtool. Module parameter: (InterruptThrottleRate=4) to use this new moderation method. Ethtool method: ethtool -C ethX rx-usecs 4 Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-05e1000e: increase rx fifo size to 36K on 82574 and 82583Alexander Duyck1-2/+2
This change increases the RX fifo size to 36K for standard frames and decreases the TX fifo size to 4K. The reason for this change is that on slower systems the RX is much more likely to backfill and need space than the TX is. As long as the TX fifo is twice the size of the MTU we should have more than enough TX fifo. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-05e1000e: Save irq into netdev structureTom Herbert1-0/+2
Set net->devirq to pdev->irq. This should be consistent with other drivers. Signed-off-by: Tom Herbert <therbert@google.com> Acked-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-05e1000e: Remove unnessary log messageTom Herbert1-1/+0
Remove e_info message printed whenever TSO is enabled or disabled. This is not very useful and just clutters dmesg. Signed-off-by: Tom Herbert <therbert@google.com> Acked-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-05e1000e: reduce writes of RX producer ptrTom Herbert1-34/+23
Reduce number of writes to RX producer pointer. When alloc'ing RX buffers, only write the RX producer pointer once every E1000_RX_BUFFER_WRITE (16) buffers created. Signed-off-by: Tom Herbert <therbert@google.com> Acked-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-05e1000e: save skb counts in TX to avoid cache missesTom Herbert2-9/+11
In e1000_tx_map, precompute number of segements and bytecounts which are derived from fields in skb; these are stored in buffer_info. When cleaning tx in e1000_clean_tx_irq use the values in the associated buffer_info for statistics counting, this eliminates cache misses on skb fields. Signed-off-by: Tom Herbert <therbert@google.com> Acked-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-02Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6David S. Miller1-0/+3
2010-04-30e1000e: Fix oops caused by ASPM patch.Anton Blanchard1-0/+3
Commit 6f461f6c7c961f0b1b73c0f27becf472a0ac606b ("e1000e: enable/disable ASPM L0s and L1 and ERT according to hardware errata") oopses on one of my ppc64 boxes with a NULL pointer (0x4a): Unable to handle kernel paging request for data at address 0x0000004a Faulting instruction address: 0xc0000000004d2f1c cpu 0xe: Vector: 300 (Data Access) at [c000000bec1833a0] pc: c0000000004d2f1c: .e1000e_disable_aspm+0xe0/0x150 lr: c0000000004d2f0c: .e1000e_disable_aspm+0xd0/0x150 dar: 4a [c000000bec1836d0] c00000000069b9d8 .e1000_probe+0x84/0xe8c [c000000bec1837b0] c000000000386d90 .local_pci_probe+0x4c/0x68 [c000000bec183840] c0000000003872ac .pci_device_probe+0xfc/0x148 [c000000bec183900] c000000000409e8c .driver_probe_device+0xe4/0x1d0 [c000000bec1839a0] c00000000040a024 .__driver_attach+0xac/0xf4 [c000000bec183a40] c000000000409124 .bus_for_each_dev+0x9c/0x10c [c000000bec183b00] c000000000409c1c .driver_attach+0x40/0x60 [c000000bec183b90] c0000000004085dc .bus_add_driver+0x150/0x328 [c000000bec183c40] c00000000040a58c .driver_register+0x100/0x1c4 [c000000bec183cf0] c00000000038764c .__pci_register_driver+0x78/0x128 Seems like pdev->bus->self == NULL. I haven't touched pci in a long time so I'm trying to remember what this means (no pcie bridge perhaps?) The patch below fixes the oops for me. Signed-off-by: Anton Blanchard <anton@samba.org> Reviewed-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-27e1000e: add registers etc. printout code just before resetting adaptersTaku Izumi1-0/+357
This patch adds registers (,tx/rx rings' status and so on) printout code just before resetting adapters. This will be helpful for detecting the root cause of adapters reset. Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com> Signed-off-by: Koki Sanagi <sanagi.koki@jp.fujitsu.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-27e1000e: use DMA API instead of PCI DMA functionsNick Nunley2-63/+66
Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-27Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6David S. Miller3-40/+58
Conflicts: drivers/net/e100.c drivers/net/e1000e/netdev.c
2010-04-27e1000e: enable/disable ASPM L0s and L1 and ERT according to hardware errataBruce Allan3-40/+55
Prompted by a previous patch submitted by Matthew Garret <mjg@redhat.com>, further digging into errata documentation reveals the current enabling or disabling of ASPM L0s and L1 states for certain parts supported by this driver are incorrect. 82571 and 82572 should always disable L1. For standard frames, 82573/82574/82583 can enable L1 but L0s must be disabled, and for jumbo frames 82573/82574 must disable L1. This allows for some parts to enable L1 in certain configurations leading to better power savings. Also according to the same errata, Early Receive (ERT) should be disabled on 82573 when using jumbo frames. Cc: Matthew Garret <mjg@redhat.com> Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-14drivers: net: use skb_headlen()Eric Dumazet1-2/+2
replaces (skb->len - skb->data_len) occurrences by skb_headlen(skb) Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-14Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6David S. Miller1-0/+2
Conflicts: drivers/net/pcmcia/smc91c92_cs.c drivers/net/virtio_net.c
2010-04-13e1000e: stop cleaning when we reach tx_ring->next_to_useTerry Loftin1-0/+2
Tx ring buffers after tx_ring->next_to_use are volatile and could change, possibly causing a crash. Stop cleaning when we hit tx_ring->next_to_use. Signed-off-by: Terry Loftin <terry.loftin@hp.com> Acked-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-13e1000e: use static params to save stack spaceJesse Brandeburg1-8/+8
used a modified checkstack to get the 56 number (normally checkstack wouldn't show this low a value) checkstack before: 0x0000012f e1000e_check_options [e1000e]: 272 after: 0x0000012f e1000e_check_options [e1000e]: 56 Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-11Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6David S. Miller2-0/+2
Conflicts: drivers/net/stmmac/stmmac_main.c drivers/net/wireless/wl12xx/wl1271_cmd.c drivers/net/wireless/wl12xx/wl1271_main.c drivers/net/wireless/wl12xx/wl1271_spi.c net/core/ethtool.c net/mac80211/scan.c
2010-04-06Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6David S. Miller2-11/+1
Conflicts: drivers/net/bonding/bond_main.c drivers/net/via-velocity.c drivers/net/wireless/iwlwifi/iwl-agn.c
2010-04-03net: convert multicast list to list_headJiri Pirko1-4/+3
Converts the list and the core manipulating with it to be the same as uc_list. +uses two functions for adding/removing mc address (normal and "global" variant) instead of a function parameter. +removes dev_mcast.c completely. +exposes netdev_hw_addr_list_* macros along with __hw_addr_* functions for manipulation with lists on a sandbox (used in bonding and 80211 drivers) Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-30e1000e: typo correctionsJoe Perches3-16/+13
Here are the other miscellaneous corrections done by an earlier larger suggested patch now made unnecessary by a less invasive change. Correct a few missing newlines from logging messages and a typo fix. Fix speed/duplex logging message. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-30include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.hTejun Heo2-0/+2
percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies. percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion. http://userweb.kernel.org/~tj/misc/slabh-sweep.py The script does the followings. * Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h. * When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order. * If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file. The conversion was done in the following steps. 1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files. 2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files. 3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind. 4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually. 5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary. 6. percpu.h was updated not to include slab.h. 7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq). * x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig 8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point. Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch. Signed-off-by: Tejun Heo <tj@kernel.org> Guess-its-ok-by: Christoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
2010-03-26e1000e: Use pr_<level> and netdev_<level>Bruce Allan2-18/+10
As an alternative to a quite large patch previously submitted by Joe Perches to make use of kernel logging API, this patch is much less intrusive. Convert e_<level> to netdev_<level> Use #define pr_fmt Convert a few printks to pr_<level> Cc: Joe Perches <joe@perches.com> Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-26e1000e: do not modify tx_queue_len on link speed changeEmil Tantilov2-11/+1
Previously the driver tweaked txqueuelen to avoid false Tx hang reports seen at half duplex. This had the effect of overriding user set values on link change/reset. Testing shows that adjusting only the timeout factor is sufficient to prevent Tx hang reports at half duplex. This patch removes all instances of tx_queue_len in the driver. Originally reported and patched by Franco Fichtner CC: Franco Fichtner <franco@lastsummer.de> Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-17Net / e1000e: Fix build issue introduced by runtime PM patchRafael J. Wysocki1-59/+57
The recent PCI runtime PM patch broke build for CONFIG_PM_RUNTIME and CONFIG_PM_SLEEP undefined. Fix that by moving the PM callbacks under suitable #ifdefs. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-16e1000e: Fix build with CONFIG_PM disabled.David S. Miller1-0/+2
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-16e1000e / PCI / PM: Add basic runtime PM support (rev. 4)Rafael J. Wysocki2-27/+138
Use the PCI runtime power management framework to add basic PCI runtime PM support to the e1000e driver. Namely, make the driver suspend the device when the link is off and set it up for generating a wakeup event after the link has been detected again. [This feature is disabled until the user space enables it with the help of the /sys/devices/.../power/contol device attribute.] Based on a patch from Matthew Garrett. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-13Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds2-0/+12
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (108 commits) bridge: ensure to unlock in error path in br_multicast_query(). drivers/net/tulip/eeprom.c: fix bogus "(null)" in tulip init messages sky2: Avoid rtnl_unlock without rtnl_lock ipv6: Send netlink notification when DAD fails drivers/net/tg3.c: change the field used with the TG3_FLAG_10_100_ONLY constant ipconfig: Handle devices which take some time to come up. mac80211: Fix memory leak in ieee80211_if_write() mac80211: Fix (dynamic) power save entry ipw2200: use kmalloc for large local variables ath5k: read eeprom IQ calibration values correctly for G mode ath5k: fix I/Q calibration (for real) ath5k: fix TSF reset ath5k: use fixed antenna for tx descriptors libipw: split ieee->networks into small pieces mac80211: Fix sta_mtx unlocking on insert STA failure path rt2x00: remove KSEG1ADDR define from rt2x00soc.h net: add ColdFire support to the smc91x driver asix: fix setting mac address for AX88772 ipv6 ip6_tunnel: eliminate unused recursion field from ip6_tnl{}. net: Fix dev_mc_add() ...
2010-03-08Merge branch 'for-next' into for-linusJiri Kosina2-2/+2
Conflicts: Documentation/filesystems/proc.txt arch/arm/mach-u300/include/mach/debug-macro.S drivers/net/qlge/qlge_ethtool.c drivers/net/qlge/qlge_main.c drivers/net/typhoon.c
2010-03-05e1000e: fix packet corruption and tx hang during NFSv2Jesse Brandeburg2-0/+12
when receiving a particular type of NFS v2 UDP traffic, the hardware could DMA some bad data and then hang, possibly corrupting memory. Disable the NFS parsing in this hardware, verified to fix the bug. Originally reported and reproduced by RedHat's Neil Horman CC: nhorman@tuxdriver.com Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-02-09tree-wide: Assorted spelling fixesDaniel Mack2-2/+2
In particular, several occurances of funny versions of 'success', 'unknown', 'therefore', 'acknowledge', 'argument', 'achieve', 'address', 'beginning', 'desirable', 'separate' and 'necessary' are fixed. Signed-off-by: Daniel Mack <daniel@caiaq.de> Cc: Joe Perches <joe@perches.com> Cc: Junio C Hamano <gitster@pobox.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2010-02-05net: e1000e: convert to use mc helpersJiri Pirko1-11/+6
Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-02-04e1000e: Fix namespace conflicts wrt. e1000_has_linkDavid S. Miller3-4/+4
Reported by Stephen Rothwell. Signed-off-by: David S. Miller <davem@davemloft.net>
2010-01-28Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6David S. Miller1-20/+2