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2012-05-01NFSv4: Simplify the NFSv4 REMOVE, LINK and RENAME compoundsTrond Myklebust1-2/+0
Get rid of the post-op GETATTR on the directory in order to reduce the amount of processing done on the server. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-05-01NFSv4: Simplify the NFSv4 CREATE compoundTrond Myklebust1-1/+0
Get rid of the post-op GETATTR on the directory in order to reduce the amount of processing done on the server. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-05-01NFSv4: Simplify the NFSv4 OPEN compoundTrond Myklebust1-2/+0
Get rid of the post-op GETATTR on the directory in order to reduce the amount of processing done on the server. The cost is that if we later need to stat() the directory, then we know that the ctime and mtime are likely to be invalid. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-05-01NFSv2/v3: Simulate the change attributeTrond Myklebust1-3/+3
Use the ctime to simulate a change attribute for NFSv2 and NFSv3. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-05-01NFS: Fix a compile issue when CONFIG_NFS_V4_1 is undefinedTrond Myklebust1-0/+5
struct nfs_direct_req can't compile when struct pnfs_ds_commit_info is undefined. Reported-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Cc: Fred Isaman <iisaman@netapp.com>
2012-04-27NFS: Remove extra rpc_clnt argument to proc_lookupBryan Schumaker1-1/+1
Now that I'm doing secinfo automatically in the v4 code this extra argument isn't needed. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: Create a submount rpc_opBryan Schumaker1-0/+2
This simplifies the code for v2 and v3 and gives v4 a chance to decide on referrals without needing to modify the generic client. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: Remove secinfo knowledge out of the generic clientBryan Schumaker1-1/+0
And also remove the unneeded rpc_op. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: add dreq to nfs_commit_infoFred Isaman1-0/+1
Need this to pass into nfs_commitdata_init, in order to keep data->dreq accurate. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: create nfs_commit_completion_opsFred Isaman1-0/+9
Factors out the code that needs to change when directio starts using these code paths. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: create struct nfs_commit_infoFred Isaman2-4/+28
It is COMMIT that is handled the most differently between the paged and direct paths. Create a structure that encapsulates everything either path needs to know about the commit state. We could use void to hide some of the layout driver stuff, but Trond suggests pulling it out to ensure type checking, given the huge changes being made, and the fact that it doesn't interfere with other drivers. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: rewrite directio read to use async coalesce codeFred Isaman2-2/+3
This also has the advantage that it allows directio to use pnfs. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: remove unused wb_complete field from struct nfs_pageFred Isaman1-1/+0
Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: create completion structure to pass into page_init functionsFred Isaman2-0/+8
Factors out the code that will need to change when directio starts using these code paths. This will allow directio to use the generic pagein and flush routines Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: merge _full and _partial write rpc_opsFred Isaman1-0/+2
Decouple nfs_pgio_header and nfs_write_data, and have (possibly multiple) nfs_write_datas each take a refcount on nfs_pgio_header. For the moment keeps nfs_write_header as a way to preallocate a single nfs_write_data with the nfs_pgio_header. The code doesn't need this, and would be prettier without, but given the amount of churn I am already introducing I didn't want to play with tuning new mempools. This also fixes bug in pnfs_ld_handle_write_error. In the case of desc->pg_bsize < PAGE_CACHE_SIZE, the pages list was empty, causing replay attempt to do nothing. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: merge _full and _partial read rpc_opsFred Isaman2-1/+16
Decouple nfs_pgio_header and nfs_read_data, and have (possibly multiple) nfs_read_datas each take a refcount on nfs_pgio_header. For the moment keeps nfs_read_header as a way to preallocate a single nfs_read_data with the nfs_pgio_header. The code doesn't need this, and would be prettier without, but given the amount of churn I am already introducing I didn't want to play with tuning new mempools. This also fixes bug in pnfs_ld_handle_read_error. In the case of desc->pg_bsize < PAGE_CACHE_SIZE, the pages list was empty, causing replay attempt to do nothing. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: create struct nfs_page_arrayFred Isaman1-6/+8
Both nfs_read_data and nfs_write_data devote several fields which can be combined into a single shared struct. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: create common nfs_pgio_header for both read and writeFred Isaman2-33/+27
In order to avoid duplicating all the data in nfs_read_data whenever we split it up into multiple RPC calls (either due to a short read result or due to rsize < PAGE_SIZE), we split out the bits that are the same per RPC call into a separate "header" structure. The goal this patch moves towards is to have a single header refcounted by several rpc_data structures. Thus, want to always refer from rpc_data to the header, and not the other way. This patch comes close to that ideal, but the directio code currently needs some special casing, isolated in the nfs_direct_[read_write]hdr_release() functions. This will be dealt with in a future patch. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-27NFS: add a struct nfs_commit_data to replace nfs_write_data in commitsFred Isaman2-5/+44
Commits don't need the vectors of pages, etc. that writes do. Split out a separate structure for the commit operation. Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-26Merge tag 'nfs-for-3.4-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfsLinus Torvalds1-1/+6
Pull NFS client bugfixes from Trond Myklebust: - Fix NFSv4 infinite loops on open(O_TRUNC) - Fix an Oops and an infinite loop in the NFSv4 flock code - Don't register the PipeFS filesystem until it has been set up - Fix an Oops in nfs_try_to_update_request - Don't reuse NFSv4 open owners: fixes a bad sequence id storm. * tag 'nfs-for-3.4-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: NFSv4: Keep dropped state owners on the LRU list for a while NFSv4: Ensure that we don't drop a state owner more than once NFSv4: Ensure we do not reuse open owner names nfs: Enclose hostname in brackets when needed in nfs_do_root_mount NFS: put open context on error in nfs_flush_multi NFS: put open context on error in nfs_pagein_multi NFSv4: Fix open(O_TRUNC) and ftruncate() error handling NFSv4: Ensure that we check lock exclusive/shared type against open modes NFSv4: Ensure that the LOCK code sets exception->inode NFS: check for req==NULL in nfs_try_to_update_request cleanup SUNRPC: register PipeFS file system after pernet sybsystem
2012-04-26Merge branch 'x86-urgent-for-linus' of ↵Linus Torvalds1-3/+11
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 fixes from H. Peter Anvin. * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x32, siginfo: Provide proper overrides for x32 siginfo_t asm-generic: Allow overriding clock_t and add attributes to siginfo_t x32: Check __ILP32__ instead of __LP64__ for x32 x86, acpi: Call acpi_enter_sleep_state via an asmlinkage C function from assembler ACPI: Convert wake_sleep_flags to a value instead of function x86, apic: APIC code touches invalid MSR on P5 class machines i387: ptrace breaks the lazy-fpu-restore logic x86/platform: Remove incorrect error message in x86_default_fixup_cpu_id() x86, efi: Add dedicated EFI stub entry point x86/amd: Remove broken links from comment and kernel message x86, microcode: Ensure that module is only loaded on supported AMD CPUs x86, microcode: Fix sysfs warning during module unload on unsupported CPUs
2012-04-24Merge tag 'hsi_fixes_for_3.4' of git://gitorious.org/kernel-hsi/kernel-hsiLinus Torvalds1-14/+17
Pull HSI fixes and ABI documentation from Carlos Chinea * tag 'hsi_fixes_for_3.4' of git://gitorious.org/kernel-hsi/kernel-hsi: HSI: Add HSI ABI documentation HSI: hsi_char: Remove max_data_size from sysfs HSI: hsi: Rework hsi_event interface HSI: hsi: Remove controllers and ports from the bus HSI: hsi: Fix error path cleanup on client registration HSI: hsi: Rework hsi_controller release
2012-04-24asm-generic: Allow overriding clock_t and add attributes to siginfo_tH. Peter Anvin1-3/+11
For the particular issue of x32, which shares code with i386 in the handling of compat_siginfo_t, the use of a 64-bit clock_t bumps the sigchld structure out of alignment, which triggers a messy cascade of padding. This was already handled on the kernel compat side, but it needs handling on the user space side, which uses the generic header. To make that possible: 1. Allow __kernel_clock_t to be overridden in struct siginfo; 2. Allow there to be attributes added to struct siginfo. Reported-by: H.J. Lu <hjl.rools@gmail.com> Cc: Bruce J. Beare <bruce.j.beare@intel.com> Cc: Arnd Bergmann <arnd@arndb.de> Link: http://lkml.kernel.org/r/CAMe9rOqF6Kh6-NK7oP0Fpzkd4SBAWU%2BG53hwBbSD4iA2UzyxuA@mail.gmail.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2012-04-23HSI: hsi: Rework hsi_event interfaceCarlos Chinea1-11/+14
Remove custom hack and make use of the notifier chain interfaces for delivering events from the ports to their associated clients. Clients that want to receive port events need to register their callbacks using hsi_register_port_event(). The callbacks can be called in interrupt context. Use hsi_unregestier_port_event() to undo the registration. Signed-off-by: Carlos Chinea <carlos.chinea@nokia.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-23HSI: hsi: Rework hsi_controller releaseCarlos Chinea1-3/+3
Use the proper release mechanism for hsi_controller and hsi_ports structures. Free the structures through their associated device release callbacks. Signed-off-by: Carlos Chinea <carlos.chinea@nokia.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Linus Walleij <linus.walleij@linaro.org>
2012-04-23Merge branch 'merge' of ↵Linus Torvalds1-0/+7
git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc Pull powerpc fixes from Benjamin Herrenschmidt: "Here are a few fixes for powerpc. Note the addition to the generic irq.h. This is part of a 3-patches regression fix for mpic due to changes in how IRQ_TYPE_NONE is being handled. Thomas agreed to the addition of the new IRQ_TYPE_DEFAULT contant, however he hasn't replied with an Ack to the actual patch yet. I don't to wait much longer with these patches tho." * 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: powerpc/mpic: Properly set default triggers irq: Add IRQ_TYPE_DEFAULT for use by PIC drivers powerpc/mpic: Fix confusion between hw_irq and virq powerpc/pmac: Don't add_timer() twice powerpc/eeh: Fix crash caused by null eeh_dev powerpc/mpc85xx: add MPIC message dts node powerpc/mpic_msgr: fix offset error when setting mer register powerpc/mpic_msgr: add lock for MPIC message global variable powerpc/mpic_msgr: fix compile error when SMP disabled powerpc: fix build when CONFIG_BOOKE_WDT is enabled powerpc/85xx: don't call of_platform_bus_probe() twice
2012-04-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds5-7/+61
Pull networking fixes from David Miller: 1) Fix namespace init and cleanup in phonet to fix some oopses, from Eric W. Biederman. 2) Missing kfree_skb() in AF_KEY, from Julia Lawall. 3) Refcount leak and source address handling fix in l2tp from James Chapman. 4) Memory leak fix in CAIF from Tomasz Gregorek. 5) When routes are cloned from ipv6 addrconf routes, we don't process expirations properly. Fix from Gao Feng. 6) Fix panic on DMA errors in atl1 driver, from Tony Zelenoff. 7) Only enable interrupts in 8139cp driver after we've registered the IRQ handler. From Jason Wang. 8) Fix too many reads of KS_CIDER register in ks8851 during probe, fixing crashes on spurious interrupts. From Matt Renzelmann. 9) Missing include in ath5k driver and missing iounmap on probe failure, from Jonathan Bither. 10) Fix RX packet handling in smsc911x driver, from Will Deacon. 11) Fix ixgbe WoL on fiber by leaving the laser on during shutdown. 12) ks8851 needs MAX_RECV_FRAMES increased otherwise the internal MAC buffers are easily overflown. Fix from Davide Cimingahi. 13) Fix memory leaks in peak_usb CAN driver, from Jesper Juhl. 14) gred packet scheduler can dump in WRED more when doing a netlink dump. Fix from David Ward. 15) Fix MTU in USB smsc75xx driver, from Stephane Fillod. 16) Dummy device needs ->ndo_uninit handler to properly handle ->ndo_init failures. From Hiroaki SHIMODA. 17) Fix TX fragmentation in ath9k driver, from Sujith Manoharan. 18) Missing RTNL lock in ixgbe PM resume, from Benjamin Poirier. 19) Missing iounmap in farsync WAN driver, from Julia Lawall. 20) With LRO/GRO, tcp_grow_window() is easily tricked into not growing the receive window properly, and this hurts performance. Fix from Eric Dumazet. 21) Network namespace init failure can leak net_generic data, fix from Julian Anastasov. 22) Fix skb_over_panic due to mis-accounting in TCP for partially ACK'd SKBs. From Eric Dumazet. 23) New IDs for qmi_wwan driver, from Bjørn Mork. 24) Fix races in ax25_exit(), from Eric W. Biederman. 25) IPV6 TCP doesn't handle TCP_MAXSEG socket option properly, copy over logic from the IPV4 side. From Neal Cardwell. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (59 commits) tcp: fix TCP_MAXSEG for established IPv6 passive sockets drivers/net: Do not free an IRQ if its request failed drop_monitor: allow more events per second ks8851: Fix request_irq/free_irq mismatch net/hyperv: Adding cancellation to ensure rndis filter is closed ks8851: Fix mutex deadlock in ks8851_net_stop() net ax25: Reorder ax25_exit to remove races. icplus: fix interrupt for IC+ 101A/G and 1001LF net: qmi_wwan: support Sierra Wireless MC77xx devices in QMI mode bnx2x: off by one in bnx2x_ets_e3b0_sp_pri_to_cos_set() ksz884x: don't copy too much in netdev_set_mac_address() tcp: fix retransmit of partially acked frames netns: do not leak net_generic data on failed init net/sock.h: fix sk_peek_off kernel-doc warning tcp: fix tcp_grow_window() for large incoming frames drivers/net/wan/farsync.c: add missing iounmap davinci_mdio: Fix MDIO timeout check ipv6: clean up rt6_clean_expires ipv6: fix rt6_update_expires arcnet: rimi: Fix device name in debug output ...
2012-04-23irq: Add IRQ_TYPE_DEFAULT for use by PIC driversBenjamin Herrenschmidt1-0/+7
This is meant typically to allow a PIC driver's irq domain map() callback to establish sane defaults for the interrupt (and make sure that the HW and the irq_desc are in sync as far as the trigger is concerned). The irq core may not call the set_trigger callback if it thinks the trigger is already set to the right setting, so we need to ensure new descriptors are properly synchronized with the hardware. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2012-04-21Merge tag 'mmc-fixes-for-3.4-rc4' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc Pull MMC fixes from Chris Ball: - Build fix for omap_hsmmc with OF against 3.4-rc1. - Fix CONFIG_MMC_UNSAFE_RESUME semantics regression against 3.3, which broke hotplug card detection when UNSAFE_RESUME is set. - Fix a race condition in omap_hsmmc with runtime PM. - Fix two libertas SDIO-powered-resume regressions. - Small fixes for discard/sanitize, dw_mmc, cd-gpio and esdhc-imx. * tag 'mmc-fixes-for-3.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: mmc: core: Do not pre-claim host in suspend mmc: dw_mmc: prevent NULL dereference for dma_ops mmc: unbreak sdhci-esdhc-imx on i.MX25 mmc: cd-gpio: Include header to pickup exported symbol prototypes mmc: sdhci: refine non-removable card checking for card detection mmc: dw_mmc: Fix switch from DMA to PIO mmc: remove MMC bus legacy suspend/resume method mmc: omap_hsmmc: Get rid of of_have_populated_dt() usage mmc: omap_hsmmc: build fix for CONFIG_OF=y and CONFIG_MMC_OMAP_HS=m mmc: fixes for eMMC v4.5 sanitize operation mmc: fixes for eMMC v4.5 discard operation
2012-04-21Merge tag 'mfd-for-linus-3.4' of ↵Linus Torvalds4-71/+103
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 Pull MFD fixes from Samuel Ortiz: "We have 3 build fixes, a OMAP USB host PHY reset fix and the twl6040 conversion to an i2c driver. The latter may not sound like a fix but the twl6040 MFD driver won't probe without it, triggering an OMAP4 audio regression." * tag 'mfd-for-linus-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: mfd: Fix modular builds of rc5t583 regulator support mfd: Fix asic3_gpio_to_irq ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue mfd: Convert twl6040 to i2c driver, and separate it from twl core mfd : Fix dbx500 compilation error
2012-04-21kill mm argument of vm_munmap()Al Viro1-1/+1
it's always current->mm Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-04-21NFSv4: Ensure we do not reuse open owner namesTrond Myklebust1-1/+6
The NFSv4 spec is ambiguous about whether or not it is permissible to reuse open owner names, so play it safe. This patch adds a timestamp to the state_owner structure, and combines that with the IDA based uniquifier. Fixes a regression whereby the Linux server returns NFS4ERR_BAD_SEQID. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-04-21mmc: remove MMC bus legacy suspend/resume methodChuanxiao Dong1-1/+1
MMC bus is using legacy suspend/resume method, which is not compatible if runtime pm callbacks are used. In this scenario, MMC bus suspend/resume callbacks cannot be called when system entering S3. So change to use the new defined dev_pm_ops for system sleeping mode. Tested on AM335x Platform. Solves major issue/crash reported at http://www.mail-archive.com/linux-omap@vger.kernel.org/msg65425.html Signed-off-by: Chuanxiao Dong <chuanxiao.dong@intel.com> Tested-by: Hebbar, Gururaja <gururaja.hebbar@ti.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Ulf Hansson <ulf.hansson@stericsson.com> Signed-off-by: Chris Ball <cjb@laptop.org>
2012-04-21VM: add "vm_mmap()" helper functionLinus Torvalds1-17/+6
This continues the theme started with vm_brk() and vm_munmap(): vm_mmap() does the same thing as do_mmap(), but additionally does the required VM locking. This uninlines (and rewrites it to be clearer) do_mmap(), which sadly duplicates it in mm/mmap.c and mm/nommu.c. But that way we don't have to export our internal do_mmap_pgoff() function. Some day we hopefully don't have to export do_mmap() either, if all modular users can become the simpler vm_mmap() instead. We're actually very close to that already, with the notable exception of the (broken) use in i810, and a couple of stragglers in binfmt_elf. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-21VM: add "vm_munmap()" helper functionLinus Torvalds1-0/+1
Like the vm_brk() function, this is the same as "do_munmap()", except it does the VM locking for the caller. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-21VM: add "vm_brk()" helper functionLinus Torvalds1-1/+2
It does the same thing as "do_brk()", except it handles the VM locking too. It turns out that all external callers want that anyway, so we can make do_brk() static to just mm/mmap.c while at it. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-04-20Merge tag 'for-torvalds-20120418' of ↵Linus Torvalds1-1/+3
git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl Pull pinctrl fixes from Linus Walleij: - Fixed compilation errors and warnings - Stricter checks on the ops vtable * tag 'for-torvalds-20120418' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: pinctrl: implement pinctrl_check_ops pinctrl: include <linux/bug.h> to prevent compile errors pinctrl: fix compile error if not select PINMUX support
2012-04-20Merge tag 'usb-3.4-rc4' of ↵Linus Torvalds1-0/+1
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB fixes from Greg Kroah-Hartman: "Here are a number of tiny USB fixes for 3.4-rc4. Most of them are in the USB gadget area, but a few other minor USB driver and core fixes are here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" * tag 'usb-3.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (36 commits) USB: serial: cp210x: Fixed usb_control_msg timeout values USB: ehci-tegra: don't call set_irq_flags(IRQF_VALID) USB: yurex: Fix missing URB_NO_TRANSFER_DMA_MAP flag in urb USB: yurex: Remove allocation of coherent buffer for setup-packet buffer drivers/usb/misc/usbtest.c: add kfrees USB: ehci-fsl: Fix kernel crash on mpc5121e uwb: fix error handling uwb: fix use of del_timer_sync() in interrupt EHCI: always clear the STS_FLR status bit EHCI: fix criterion for resuming the root hub USB: sierra: avoid QMI/wwan interface on MC77xx usb: usbtest: avoid integer overflow in alloc_sglist() usb: usbtest: avoid integer overflow in test_ctrl_queue() USB: fix deadlock in bConfigurationValue attribute method usb: gadget: eliminate NULL pointer dereference (bugfix) usb: gadget: uvc: Remove non-required locking from 'uvc_queue_next_buffer' routine usb: gadget: rndis: fix Missing req->context assignment usb: musb: omap: fix the error check for pm_runtime_get_sync usb: gadget: udc-core: fix asymmetric calls in remove_driver usb: musb: omap: fix crash when musb glue (omap) gets initialized ...
2012-04-20Merge branch 'for-3.4' of git://linux-nfs.org/~bfields/linuxLinus Torvalds1-0/+1
Pull nfsd bugfixes from J. Bruce Fields: "One bugfix, and one minor header fix from Jeff Layton while we're here" * 'for-3.4' of git://linux-nfs.org/~bfields/linux: nfsd: include cld.h in the headers_install target nfsd: don't fail unchecked creates of non-special files
2012-04-19Merge git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds1-0/+6
Pull KVM updates from Marcelo Tosatti. * git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: lock slots_lock around device assignment KVM: VMX: Fix kvm_set_shared_msr() called in preemptible context KVM: unmap pages from the iommu when slots are removed KVM: PMU emulation: GLOBAL_CTRL MSR should be enabled on reset
2012-04-19Merge branch 'for-linus' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse Pull fuse updates from Miklos Szeredi. * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse: fuse: use flexible array in fuse.h fuse: allow nanosecond granularity fuse: O_DIRECT support for files fuse: fix nlink after unlink
2012-04-18net/sock.h: fix sk_peek_off kernel-doc warningRandy Dunlap1-0/+1
Fix kernel-doc warning in net/sock.h: Warning(include/net/sock.h:377): No description found for parameter 'sk_peek_off' Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-04-18ipv6: clean up rt6_clean_expiresJiri Bohac1-1/+1
Functionally, this change is a NOP. Semantically, rt6_clean_expires() wants to do rt->dst.from = NULL instead of rt->dst.expires = 0. It is clearing the RTF_EXPIRES flag, so the union is going to be treated as a pointer (dst.from) not a long (dst.expires). Signed-off-by: Jiri Bohac <jbohac@suse.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-04-18ipv6: fix rt6_update_expiresJiri Bohac1-2/+8
Commit 1716a961 (ipv6: fix problem with expired dst cache) broke PMTU discovery. rt6_update_expires() calls dst_set_expires(), which only updates dst->expires if it has not been set previously (expires == 0) or if the new expires is earlier than the current dst->expires. rt6_update_expires() needs to zero rt->dst.expires, otherwise it will contain ivalid data left over from rt->dst.from and will confuse dst_set_expires(). Signed-off-by: Jiri Bohac <jbohac@suse.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-04-17net_sched: red: Make minor corrections to commentsDavid Ward1-3/+3
Signed-off-by: David Ward <david.ward@ll.mit.edu> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-04-16mfd: Fix modular builds of rc5t583 regulator supportPaul Gortmaker1-8/+39
The combination of commit 1b1247dd75aa5cf5fae54a3bec7280046e9c7957 "mfd: Add support for RICOH PMIC RC5T583" and commit 6ffc3270210efa2bea526953a142ffc908f5bd86 "regulator: Add support for RICOH PMIC RC5T583 regulator" are causing the i386 allmodconfig builds to fail with this: ERROR: "rc5t583_update" [drivers/regulator/rc5t583-regulator.ko] undefined! ERROR: "rc5t583_set_bits" [drivers/regulator/rc5t583-regulator.ko] undefined! ERROR: "rc5t583_clear_bits" [drivers/regulator/rc5t583-regulator.ko] undefined! ERROR: "rc5t583_read" [drivers/regulator/rc5t583-regulator.ko] undefined! and this: ERROR: "rc5t583_ext_power_req_config" [drivers/regulator/rc5t583-regulator.ko] undefined! For the 1st four, make the simple ops static inline, instead of polluting the namespace with trivial exports. For the last one, add an EXPORT_SYMBOL. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-04-16nfsd: include cld.h in the headers_install targetJeff Layton1-0/+1
The cld.h file contains the definition of the upcall format to talk with nfsdcld. When I added the file though, I neglected to add it to the headers-y target, so make headers_install wasn't installing it. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2012-04-16Merge tag 'fixes-for-v3.4-rc3' of ↵Greg Kroah-Hartman1-0/+1
git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus usb: fixes for v3.4-rc cycle Here are the fixes I have queued for v3.4-rc cycle so far. It includes fixes on many of the gadget drivers and a few of the UDC controller drivers. For musb we have a fix for a kernel oops when unloading omap2430.ko glue layer, proper error checking for pm_runtime_*, fix for the ULPI transfer block, and a bug fix in musb_cleanup_urb routine. For s3c-hsotg we have mostly FIFO-related fixes (proper TX FIFO allocation, TX FIFO corruption fix in DMA mode) but also a couple of minor fixes (fixing maximum packet size for ep0 and fix for big transfers with DMA). For the dwc3 driver we have a memory leak fix, a very important fix for USB30CV with SetFeature tests and the hability to handle ep0 requests bigger than wMaxPacketSize. On top of that there's a bunch of gadget driver minor fixes adding proper section annotations, and fixing up the sysfs interface for doing device-initiated connect/disconnect and so on. All patches have been pending on the mailing list for quite a while and look good for your for-linus branch.
2012-04-16mfd: Convert twl6040 to i2c driver, and separate it from twl corePeter Ujfalusi2-12/+27
Complete the separation of the twl6040 from the twl core since it is a separate chip, not part of the twl6030 PMIC. Make the needed Kconfig changes for the depending drivers at the same time to avoid breaking the kernel build (vibra, ASoC components). Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Reviewed-by: Mark Brown <broonie@opensource.wolfsonicro.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Dmitry Torokhov <dtor@mail.ru> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-04-16mfd : Fix dbx500 compilation errorDaniel Lezcano1-51/+37
The ux500 default config enables the db5500 and the db8500. The incoming cpuidle driver uses the 'prcmu_enable_wakeups' and the 'prcmu_set_power_state' functions but these ones are defined but not implemented for the db5500, leading to an unresolved symbol error at link time. In order to compile, we have to disable the db5500 support which is not acceptable for the default config. I noticed there are also some other functions which are defined but not implemented. This patch fix this by removing the functions definitions and move out of the config section the empty functions which are normally used when the DB550 config is disabled. Only the functions which are not implemented are concerned by this modification. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>