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* dquot: cleanup space allocation / freeing routinesChristoph Hellwig2010-03-052-158/+58
| | | | | | | | | | | | | | | | Get rid of the alloc_space, free_space, reserve_space, claim_space and release_rsv dquot operations - they are always called from the filesystem and if a filesystem really needs their own (which none currently does) it can just call into it's own routine directly. Move shared logic into the common __dquot_alloc_space, dquot_claim_space_nodirty and __dquot_free_space low-level methods, and rationalize the wrappers around it to move as much as possible code into the common block for CONFIG_QUOTA vs not. Also rename all these helpers to be named dquot_* instead of vfs_dq_*. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jan Kara <jack@suse.cz>
* quota: generalize quota transfer interfaceDmitry Monakhov2010-03-052-2/+2
| | | | | | | | | | Current quota transfer interface support only uid/gid. This patch extend interface in order to support various quotas types The goal is accomplished without changes in most frequently used vfs_dq_transfer() func. Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: Jan Kara <jack@suse.cz>
* quota: sb_quota state flags cleanupDmitry Monakhov2010-03-052-22/+24
| | | | | | | | - remove hardcoded USRQUOTA/GRPQUOTA flags - convert int to bool for appropriate functions Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: Jan Kara <jack@suse.cz>
* quota: move code from sync_quota_sb into vfs_quota_syncChristoph Hellwig2010-03-052-17/+2
| | | | | | | | | | | | | Currenly sync_quota_sb does a lot of sync and truncate action that only applies to "VFS" style quotas and is actively harmful for the sync performance in XFS. Move it into vfs_quota_sync and add a wait parameter to ->quota_sync to tell if we need it or not. My audit of the GFS2 code says it's also not needed given the way GFS2 implements quotas, but I'd be happy if this can get a detailed review. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jan Kara <jack@suse.cz>
* quota: clean up Q_XQUOTASYNCChristoph Hellwig2010-03-051-1/+1
| | | | | | | | | | | | | | | | | | | | Currently Q_XQUOTASYNC calls into the quota_sync method, but XFS does something entirely different in it than the rest of the filesystems. xfs_quota which calls Q_XQUOTASYNC expects an asynchronous data writeout to flush delayed allocations, while the "VFS" quota support wants to flush changes to the quota file. So make Q_XQUOTASYNC call into the writeback code directly and make the quota_sync method optional as XFS doesn't need in the sense expected by the rest of the quota code. GFS2 was using limited XFS-style quota and has a quota_sync method fitting neither the style used by vfs_quota_sync nor xfs_fs_quota_sync. I left it in for now as per discussion with Steve it expects to be called from the sync path this way. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jan Kara <jack@suse.cz>
* quota: manage reserved space when quota is not active [v2]Dmitry Monakhov2010-03-051-2/+9
| | | | | | | | | | | | | | | | | | | | | | | Since we implemented generic reserved space management interface, then it is possible to account reserved space even when quota is not active (similar to i_blocks/i_bytes). Without this patch following testcase result in massive comlain from WARN_ON in dquot_claim_space() TEST_CASE: mount /dev/sdb /mnt -oquota dd if=/dev/zero of=/mnt/test bs=1M count=1 quotaon /mnt # fs_reserved_spave == 1Mb # quota_reserved_space == 0, because quota was disabled dd if=/dev/zero of=/mnt/test seek=1 bs=1M count=1 # fs_reserved_spave == 2Mb # quota_reserved_space == 1Mb sync # ->dquot_claim_space() -> WARN_ON Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: Jan Kara <jack@suse.cz>
* jbd[2]: remove references to BUFFER_DEBUGChristoph Egger2010-03-052-22/+0
| | | | | | | | | | CONFIG_BUFFER_DEBUG seems to have been removed from the documentation somewhere around 2.4.15 and seemingly hasn't been available even longer. It is, however, still referenced at one place from the jbd code (one is a copy of the other header). Time to clean it up Signed-off-by: Christoph Egger <siccegge@stud.informatik.uni-erlangen.de> Signed-off-by: Jan Kara <jack@suse.cz>
* ext3: Use bitops to read/modify EXT3_I(inode)->i_stateJan Kara2010-03-052-9/+26
| | | | | | | | | At several places we modify EXT3_I(inode)->i_state without holding i_mutex (ext3_release_file, ext3_bmap, ext3_journalled_writepage, ext3_do_update_inode, ...). These modifications are racy and we can lose updates to i_state. So convert handling of i_state to use bitops which are atomic. Signed-off-by: Jan Kara <jack@suse.cz>
* Merge branch 'for-linus' of git://gitorious.org/linux-omap-dss2/linuxLinus Torvalds2010-03-022-0/+10
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 'for-linus' of git://gitorious.org/linux-omap-dss2/linux: (49 commits) OMAP: DSS2: Taal: Fix TE when resuming OMAP: DSS2: Taal: Fix ESD check OMAP: DSS2: OMAPFB: Constify some function parameters OMAP: DSS2: OMAPFB: install omapfb.h OMAP: DSS2: DSI: add error prints OMAP: DSS2: TPO-TD03MTEA1: fix function names OMAP: DSS2: DSI: add dsi_vc_dcs_read_2() helper OMAP: DSS2: OMAPFB: Remove FB_OMAP2_FORCE_AUTO_UPDATE OMAP: DSS2: DSI: remove external TE support OMAP: DSS2: move timing functions OMAP: DSS2: move set/get_wss() OMAP: DSS2: move enable/disable/suspend/resume OMAP: DSS2: move update() and sync() OMAP: DSS2: move set/get_update_mode() OMAP: DSS2: move enable/get_te() OMAP: DSS2: move get_recommended_bpp() OMAP: DSS2: move get_resolution() OMAP: DSS2: move enable/disable_channel to overlay manager OMAP: DSS2: move wait_vsync() OMAP: DSS2: move get/set_rotate() ...
| * OMAP: DSS2: OMAPFB: install omapfb.hVille Syrjälä2010-03-011-0/+1
| | | | | | | | | | | | | | | | omapfb has several custom ioctls so user space needs the header in order to utilize them. Signed-off-by: Ville Syrjälä <ville.syrjala@nokia.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
| * OMAP: DSS2: OMAPFB: implement OMAPFB_GET_DISPLAY_INFOTomi Valkeinen2010-02-151-0/+9
| | | | | | | | | | | | | | | | Previously the only place to get the size of the display was from the DSS's sysfs interface, making, for example, configuring overlays and doing updates on manual displays more difficult. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
* | Merge branch 'omap-for-linus' of ↵Linus Torvalds2010-03-022-0/+13
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 * 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: (214 commits) omap2: Initialize Menelaus and MMC for N8X0 AM3517 EVM: correct typo - tca6416 mispelt as tca6516 AM3517 EVM: Enable I2C support AM35x: Enable OMAP_MUX in defconfig AM35x: Add missing GPIO mux config for EHCI port Zoom3: Defconfig update omap: i2c: Fix muxing for command line enabled bus OMAP4: clock: Remove clock hacks from timer-gp.c OMAP4: clock: Add dummy clock nodes for interface clocks OMAP4: clock: Rename leaf clock nodes to end with a _ick or _fck OMAP2+ clock: revise omap2_clk_{disable,enable}() OMAP2/3 clock: combine OMAP2 & 3 boot-time MPU rate change code OMAP clockdomain: if no autodeps exist, don't try to add or remove them OMAP hwmod: add hwmod class support OMAP hwmod: convert header files with static allocations into C files OMAP hwmod: convert hwmod to use hardware clock names rather than clkdev dev+con OMAP clock: add omap_clk_get_by_name() for use by OMAP hwmod core code OMAP3: clock: add capability to change rate of dpll4_m5_ck_3630 OMAP4 clock: drop the ALWAYS_ENABLED clock flag OMAP clock: drop RATE_FIXED clock flag ...
| * \ Merge with mainline to remove plat-omap/Kconfig conflictTony Lindgren2010-03-01112-708/+2415
| |\ \ | | | | | | | | | | | | | | | | Conflicts: arch/arm/plat-omap/Kconfig
| * | | omap: musb: Pass board specific data from board fileMaulik Mankad2010-02-191-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pass board specific data for MUSB (like interface_type, mode etc) from board file by defining board specific structure. Each board file can define this structure based on its requirement and pass this information to the driver. Signed-off-by: Maulik Mankad <x0082077@ti.com> Cc: Tony Lindgren <tony@atomide.com> Cc: Felipe Balbi <felipe.balbi@nokia.com> Cc: David Brownell <david-b@pacbell.net> Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Gupta Ajay Kumar <ajay.gupta@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | | USB: Add empty functions in otg.hMaulik Mankad2010-02-191-0/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add empty functions for usb_nop_xceiv_register() and usb_nop_xceiv_unregister() in otg.h so that these functions can be called even when CONFIG_NOP_USB_XCEIV is not enabled. It allows to remove ifdef's from board file. Signed-off-by: Maulik Mankad <x0082077@ti.com> Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Cc: Ajay Kumar Gupta <ajay.gupta@ti.com> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Felipe Balbi <felipe.balbi@nokia.com> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Tony Lindgren <tony@atomide.com>
* | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6Linus Torvalds2010-03-0293-468/+2092
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1341 commits) virtio_net: remove forgotten assignment be2net: fix tx completion polling sis190: fix cable detect via link status poll net: fix protocol sk_buff field bridge: Fix build error when IGMP_SNOOPING is not enabled bnx2x: Tx barriers and locks scm: Only support SCM_RIGHTS on unix domain sockets. vhost-net: restart tx poll on sk_sndbuf full vhost: fix get_user_pages_fast error handling vhost: initialize log eventfd context pointer vhost: logging thinko fix wireless: convert to use netdev_for_each_mc_addr ethtool: do not set some flags, if others failed ipoib: returned back addrlen check for mc addresses netlink: Adding inode field to /proc/net/netlink axnet_cs: add new id bridge: Make IGMP snooping depend upon BRIDGE. bridge: Add multicast count/interval sysfs entries bridge: Add hash elasticity/max sysfs entries bridge: Add multicast_snooping sysfs toggle ... Trivial conflicts in Documentation/feature-removal-schedule.txt
| * | | | net: fix protocol sk_buff fieldEric Dumazet2010-03-021-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit e992cd9b72a18 (kmemcheck: make bitfield annotations truly no-ops when disabled) allows us to revert a workaround we did in the past to not add holes in sk_buff structure. This patch partially reverts commit 14d18a81b5171 (net: fix kmemcheck annotations) so that sparse doesnt complain: include/linux/skbuff.h:357:41: error: invalid bitfield specifier for type restricted __be16. Reported-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | Merge branch 'master' of /home/davem/src/GIT/linux-2.6/David S. Miller2010-02-2883-511/+1859
| |\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | Conflicts: drivers/firmware/iscsi_ibft.c
| * \ \ \ \ Merge branch 'master' of ↵David S. Miller2010-02-282-2/+9
| |\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/holtmann/bluetooth-next-2.6
| | * | | | | Bluetooth: Add controller types for BR/EDR and 802.11 AMPMarcel Holtmann2010-02-272-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | With the Bluetooth 3.0 specification and the introduction of alternate MAC/PHY (AMP) support, it is required to differentiate between primary BR/EDR controllers and 802.11 AMP controllers. So introduce a special type inside HCI device for differentiation. For now all AMP controllers will be treated as raw devices until an AMP manager has been implemented. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| | * | | | | Bluetooth: Convert inquiry cache to use debugfs instead of sysfsMarcel Holtmann2010-02-271-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The output of the inquiry cache is only useful for debugging purposes and so move it into debugfs. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| | * | | | | Bluetooth: Convert controller hdev->type to hdev->busMarcel Holtmann2010-02-272-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The hdev->type is misnamed and should be actually hdev->bus instead. So convert it now. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| * | | | | | pci: Add helper to search for VPD keywordsMatt Carlson2010-02-281-0/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds the pci_vpd_find_info_keyword() helper function to find information field keywords within read-only and read-write large resource data type sections. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | pci: Add VPD information field helper functionsMatt Carlson2010-02-281-0/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds a preprocessor constant to describe the PCI VPD information field header size and an inline function to extract the size of the information field itself. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | pci: Add helper to find a VPD resource data typeMatt Carlson2010-02-281-0/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds the pci_vpd_find_tag() helper function to find VPD resource data types in a buffer. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | pci: Add large and small resource data type codeMatt Carlson2010-02-281-1/+33
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch introduces more VPD preprocessor definitions to identify some small and large resource data type item names. The patch then continues to correct how the tg3 and bnx2 drivers search for the "read-only data" large resource data type. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | pci: Add PCI LRDT tag size and section sizeMatt Carlson2010-02-281-0/+14
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds a preprocessor constant to describe the PCI VPD large resource data type tag size and an inline function to extract the large resource section size from the large resource data type tag. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | skbuff: align sk_buff::cb to 64 bit and close some potential holesFelix Fietkau2010-02-271-6/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The alignment requirement for 64-bit load/store instructions on ARM is implementation defined. Some CPUs (such as Marvell Feroceon) do not generate an exception, if such an instruction is executed with an address that is not 64 bit aligned. In such a case, the Feroceon corrupts adjacent memory, which showed up in my tests as a crash in the rx path of ath9k that only occured with CONFIG_XFRM set. This crash happened, because the first field of the mac80211 rx status info in the cb is an u64, and changing it corrupted the skb->sp field. This patch also closes some potential pre-existing holes in the sk_buff struct surrounding the cb[] area. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Cc: stable@kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | rtnetlink: support specifying device flags on device creationPatrick McHardy2010-02-271-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | commit e8469ed959c373c2ff9e6f488aa5a14971aebe1f Author: Patrick McHardy <kaber@trash.net> Date: Tue Feb 23 20:41:30 2010 +0100 Support specifying the initial device flags when creating a device though rtnl_link. Devices allocated by rtnl_create_link() are marked as INITIALIZING in order to surpress netlink registration notifications. To complete setup, rtnl_configure_link() must be called, which performs the device flag changes and invokes the deferred notifiers if everything went well. Two examples: # add macvlan to eth0 # $ ip link add link eth0 up allmulticast on type macvlan [LINK]11: macvlan0@eth0: <BROADCAST,MULTICAST,ALLMULTI,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN link/ether 26:f8:84:02:f9:2a brd ff:ff:ff:ff:ff:ff [ROUTE]ff00::/8 dev macvlan0 table local metric 256 mtu 1500 advmss 1440 hoplimit 0 [ROUTE]fe80::/64 dev macvlan0 proto kernel metric 256 mtu 1500 advmss 1440 hoplimit 0 [LINK]11: macvlan0@eth0: <BROADCAST,MULTICAST,ALLMULTI,UP,LOWER_UP> mtu 1500 link/ether 26:f8:84:02:f9:2a [ADDR]11: macvlan0 inet6 fe80::24f8:84ff:fe02:f92a/64 scope link valid_lft forever preferred_lft forever [ROUTE]local fe80::24f8:84ff:fe02:f92a via :: dev lo table local proto none metric 0 mtu 16436 advmss 16376 hoplimit 0 [ROUTE]default via fe80::215:e9ff:fef0:10f8 dev macvlan0 proto kernel metric 1024 mtu 1500 advmss 1440 hoplimit 0 [NEIGH]fe80::215:e9ff:fef0:10f8 dev macvlan0 lladdr 00:15:e9:f0:10:f8 router STALE [ROUTE]2001:6f8:974::/64 dev macvlan0 proto kernel metric 256 expires 0sec mtu 1500 advmss 1440 hoplimit 0 [PREFIX]prefix 2001:6f8:974::/64 dev macvlan0 onlink autoconf valid 14400 preferred 131084 [ADDR]11: macvlan0 inet6 2001:6f8:974:0:24f8:84ff:fe02:f92a/64 scope global dynamic valid_lft 86399sec preferred_lft 14399sec # add VLAN to eth1, eth1 is down # $ ip link add link eth1 up type vlan id 1000 RTNETLINK answers: Network is down <no events> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | dev: support deferring device flag change notificationsPatrick McHardy2010-02-271-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Split dev_change_flags() into two functions: __dev_change_flags() to perform the actual changes and __dev_notify_flags() to invoke netdevice notifiers. This will be used by rtnl_link to defer netlink notifications until the device has been fully configured. This changes ordering of some operations, in particular: - netlink notifications are sent after all changes have been performed. As a side effect this surpresses one unnecessary netlink message when the IFF_UP and other flags are changed simultaneously. - The NETDEV_UP/NETDEV_DOWN and NETDEV_CHANGE notifiers are invoked after all changes have been performed. Their relative is unchanged. - net_dmaengine_put() is invoked before the NETDEV_DOWN notifier instead of afterwards. This should not make any difference since both RX and TX are already shut down at this point. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | rtnetlink: handle rtnl_link netlink notifications manuallyPatrick McHardy2010-02-271-1/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In order to support specifying device flags during device creation, we must be able to roll back device registration in case setting the flags fails without sending any notifications related to the device to userspace. This patch changes rollback_registered_many() and register_netdevice() to manually send netlink notifications for devices not handled by rtnl_link and allows to defer notifications for devices handled by rtnl_link until setup is complete. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | Merge branch 'master' of ↵David S. Miller2010-02-271-1/+1
| |\ \ \ \ \ \ | | |/ / / / / | |/| | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
| | * | | | | netdevice.h: check for CONFIG_WLAN instead of CONFIG_WLAN_80211John W. Linville2010-02-261-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In "wireless: remove WLAN_80211 and WLAN_PRE80211 from Kconfig" I inadvertantly missed a line in include/linux/netdevice.h. I thereby effectively reverted "net: Set LL_MAX_HEADER properly for wireless." by accident. :-( Now we should check there for CONFIG_WLAN instead. Signed-off-by: John W. Linville <linville@tuxdriver.com> Reported-by: Christoph Egger <siccegge@stud.informatik.uni-erlangen.de> Cc: stable@kernel.org
| * | | | | | can: ti hecc module : add platform specific initialization callback.Sriramakrishnan2010-02-261-2/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CAN module on AM3517 requires programming of IO expander as part of init sequence - to enable CAN PHY. Added platform specific callback to handle phy control(switch on /off). Signed-off-by: Sriramakrishnan <srk@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | Revert "ethtool: Add n-tuple string length to drvinfo and return it"David S. Miller2010-02-261-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts commit c79c5ffdce14abb4de3878c5aa8c3c6e5093c69b. As Jeff points out we can't break the user visible interface like this, we need to add this into the reserved[] thing. Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | ethtool: Add n-tuple string length to drvinfo and return itPeter Waskiewicz2010-02-261-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The drvinfo struct should include the number of strings that get_rx_ntuple will return. It will be variable if an underlying driver implements its own get_rx_ntuple routine, so userspace needs to know how much data is coming. Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | ipv6: Remove IPV6_ADDR_RESERVEDUlrich Weber2010-02-261-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | RFC 4291 section 2.4 states that all uncategorized addresses should be considered as Global Unicast. This will remove IPV6_ADDR_RESERVED completely and return IPV6_ADDR_UNICAST in ipv6_addr_type() instead. Signed-off-by: Ulrich Weber <uweber@astaro.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | can: netlink support for bus-error reporting and countersWolfgang Grandegger2010-02-262-4/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch makes the bus-error reporting configurable and allows to retrieve the CAN TX and RX bus error counters via netlink interface. I have added support for the SJA1000. The TX and RX bus error counters are also copied to the data fields 6..7 of error messages when state changes are reported. Signed-off-by: Wolfgang Grandegger <wg@grandegger.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | Merge branch 'master' of ↵David S. Miller2010-02-254-6/+110
| |\ \ \ \ \ \ | | |/ / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 Conflicts: drivers/net/wireless/iwlwifi/iwl-core.h drivers/net/wireless/rt2x00/rt2800pci.c
| | * | | | | nl80211: add power save commandsKalle Valo2010-02-192-3/+14
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The most needed command from nl80211, which Wireless Extensions had, is support for power save mode. Add a simple command to make it possible to enable and disable power save via nl80211. I was also planning about extending the interface, for example adding the timeout value, but after thinking more about this I decided not to do it. Basically there were three reasons: Firstly, the parameters for power save are very much hardware dependent. Trying to find a unified interface which would work with all hardware, and still make sense to users, will be very difficult. Secondly, IEEE 802.11 power save implementation in Linux is still in state of flux. We have a long way to still to go and there is no way to predict what kind of implementation we will have after few years. And because we need to support nl80211 interface a long time, practically forever, adding now parameters to nl80211 might create maintenance problems later on. Third issue are the users. Power save parameters are mostly used for debugging, so debugfs is better, more flexible, interface for this. For example, wpa_supplicant currently doesn't configure anything related to power save mode. It's better to strive that kernel can automatically optimise the power save parameters, like with help of pm qos network and other traffic parameters. Later on, when we have better understanding of power save, we can extend this command with more features, if there's a need for that. Signed-off-by: Kalle Valo <kalle.valo@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | * | | | | Introduce PCMCIA_DEVICE_PROD_ID3Pavel Roskin2010-02-191-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ...and use it in hostap_cs and orinoco_cs. Another PCMCIA device with Intersil Prism chipset has been reported: Socket 0: product info: "Gigabyte", "GN-WLM01_P25L_ADAPTER", "ISL37300P", "Eval-RevA" manfid: 0x02e0, 0x1011 function: 6 (network) As it's the case with some other Prism based devices, the third ID string contains a design name that should be sufficient to identify the card as having Intersil Prism chipset and thus compatible with both orinoco_cs and hostap_cs. Introduce PCMCIA_DEVICE_PROD_ID3 that matches the third ID string only. Use it in orinoco_cs and hostap_cs to match cards with the third ID string indicating Prism chipset. Remove corresponding entries that use PCMCIA_DEVICE_PROD_ID123. Reported-by: Ozzy <ozzymud@gmail.com> Signed-off-by: Pavel Roskin <proski@gnu.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| | * | | | | cfg80211/mac80211: allow registering for and sending action framesJouni Malinen2010-02-153-3/+91
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This implements a new command to register for action frames that userspace wants to handle instead of the in-kernel rejection. It is then responsible for rejecting ones that it decided not to handle. There is no unregistration, but the socket can be closed for that. Frames that are not registered for will not be forwarded to userspace and will be rejected by the kernel, the cfg80211 API helps implementing that. Additionally, this patch adds a new command that allows doing action frame transmission from userspace. It can be used either to exchange action frames on the current operational channel (e.g., with the AP with which we are currently associated) or to exchange off-channel Public Action frames with the remain-on-channel command. Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
| * | | | | | Merge branch 'master' of ↵David S. Miller2010-02-244-33/+23
| |\ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-next-2.6
| | * | | | | | netfilter: xtables: replace XT_MATCH_ITERATE macroJan Engelhardt2010-02-243-11/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The macro is replaced by a list.h-like foreach loop. This makes the code more inspectable. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Patrick McHardy <kaber@trash.net>
| | * | | | | | netfilter: xtables: replace XT_ENTRY_ITERATE macroJan Engelhardt2010-02-244-25/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The macro is replaced by a list.h-like foreach loop. This makes the code much more inspectable. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Patrick McHardy <kaber@trash.net>
| * | | | | | | xfrm: SP lookups signature with markJamal Hadi Salim2010-02-221-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | pass mark to all SP lookups to prepare them for when we add code to have them search. Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | xfrm: SA lookups signature with markJamal Hadi Salim2010-02-221-7/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | pass mark to all SA lookups to prepare them for when we add code to have them search. Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | xfrm: introduce basic mark infrastructureJamal Hadi Salim2010-02-222-3/+31
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add basic structuring and accessors for xfrm mark Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | packet: convert socket list to RCU (v3)stephen hemminger2010-02-222-2/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Convert AF_PACKET to use RCU, eliminating one more reader/writer lock. There is no need for a real sk_del_node_init_rcu(), because sk_del_node_init is doing the equivalent thing to hlst_del_init_rcu already; but added some comments to try and make that obvious. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | seq_file: add RCU versions of new hlist/list iterators (v3)stephen hemminger2010-02-222-4/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Many usages of seq_file use RCU protected lists, so non RCU iterators will not work safely. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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