- 10 Feb, 2009 5 commits
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Brian King authored
The ibmvfc driver has a bug in its SCN handling. If it receives an ELS event such asn an N-Port SCN event or an unsolicited PLOGI, or any other SCN event which causes ibmvfc_reinit_host to be called, it is possible that we will call fc_remote_port_add for a target that already has an rport added, which can result in duplicate rports getting created for the same targets. Fix this by calling fc_remote_port_rolechg in this scenario instead to report any possible role change that may have occurred. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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Brian King authored
Currently the ibmvfc driver sets the IBMVFC_CLASS_3_ERR flag in the VFC Frame if both the adapter and the device claim support for Class 3. However, this bit actually refers to Class 3 Error Recovery, which is currently not supported by the VIOS. Setting this bit can cause lots of command timeout responses from the VIOS resulting in general instability. Fix this by never setting this bit. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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Martin Peschke authored
Hi, we have run into an issue with blktrace being started for sg devices. Please apply. Thanks, Martin From: Martin Peschke <mpeschke@linux.vnet.ibm.com> The device number denoting a generic SCSI devices (sg) in a blktrace trace is broken; major and minor are always 0. It looks like sdp->device->sdev_gendev.devt is not initialized properly. The fix below uses other data to make up a valid device number, similar to the way an sg device number is generated for sysfs output. Reported-by: Stefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: Martin Peschke <mpeschke@linux.vnet.ibm.com> Acked-by: Douglas Gilbert <dgilbert@interlog.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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James Smart authored
We were running i/o and performing a bunch of hba resets in a loop. This forces a lot of target removes and then rescans. Since the resets are occuring during scan it's causing the scan i/o to timeout, invoking error recovery, etc. We end up getting some nasty crashing in scsi_scan.c due to references to old sdevs that are failing but had some lingering references that kept them around. Fix by setting device state to SDEV_DEL if the LLD's slave_alloc fails. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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Robert Jennings authored
The ibmvscsi client driver is not unmapping the SCSI command after encountering a DMA mapping error while trying to map an indirect scattergather list for the event pool. This leads to a leak of DMA entitlement that could result in the device failing future DMA operations in a CMO environment. Signed-off-by: Robert Jennings <rcj@linux.vnet.ibm.com> Acked-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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- 09 Feb, 2009 35 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstableLinus Torvalds authored
* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable: Btrfs: don't use spin_is_contended
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6Linus Torvalds authored
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: USB: Storage: Update unusual_devs entry for Datafab KECF-USB USB: Correct Makefile to make isp1760 buildable USB: option: New mobile broadband modems to be supported USB: two more usb ids for ti_usb_3410_5052 USB: ftdi_sio: unlock_kernel() on error in set_serial_info() USB: usb-storage: add Pentax to the bad-vendor list USB: ftdi_sio: add support for the NDI Polaris system USB: usb-serial: fix the aircable_init failure path USB: usb-storage: remove WARN from last-sector hacks Revert USB: option: add Pantech cards USB: cdc-acm.c: remove duplicate lines for MTK gps support USB: fsl_qe_udc: Fix stalled TX requests bug USB: fsl_qe_udc: Fix muram corruption by disabled endpoints USB: fsl_qe_udc: Fix disconnects reporting during bus reset USB: fsl_qe_udc: Fix QE USB controller initialization USB: fsl_qe_udc: Fix recursive locking bug in ch9getstatus() USB: fsl_qe_udc: Fix oops on QE UDC probe failure
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6Linus Torvalds authored
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6: Staging: panel: fix lcd panel driver build failure Staging: android: fix up units in timed_gpio Staging: android: ram_console: Disable ECC when early init is enabled and validate buffer size Staging: at76_usb: Add support for OQO Model 01+ Staging: at76_usb: fix bugs introduced by "Staging: at76_usb: cleanup dma on stack issues" Revert Staging: at76_usb: update drivers/staging/at76_usb w/ mac80211 port
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git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreqLinus Torvalds authored
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq: [CPUFREQ] powernow-k8: Get transition latency from ACPI _PSS table [CPUFREQ] Make ignore_nice_load setting of ondemand work as expected.
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Chris Mason authored
Btrfs was using spin_is_contended to see if it should drop locks before doing extent allocations during btrfs_search_slot. The idea was to avoid expensive searches in the tree unless the lock was actually contended. But, spin_is_contended is specific to the ticket spinlocks on x86, so this is causing compile errors everywhere else. In practice, the contention could easily appear some time after we started doing the extent allocation, and it makes more sense to always drop the lock instead. Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Sachin P. Sant authored
* Fix build break for lcd panel driver. Signed-off-by : Sachin Sant <sachinp@in.ibm.com> Cc: Willy Tarreau <w@1wt.eu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Greg Kroah-Hartman authored
The last build fix I did messed up the units of the sysfs file. This puts them back to be milliseconds, like they originally were. Thanks to Juha Motorsportcom for pointing this out. Reported-by: Juha Motorsportcom <juha_motorsportcom@luukku.com> Cc: Mike Lockwood <lockwood@android.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Arve Hjønnevåg authored
Signed-off-by: Arve Hjønnevåg <arve@android.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Jamie Lentin authored
Add USB device ID for OQO 01+'s internal wireless LAN An OQO employee mentions the chip's true identity here:- ftp://ftp.oqo.com/unsupported/linux/OQOLinux.htmlSigned-off-by: Jamie Lentin <jm@lentin.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Jason Andryuk authored
Tracking down the firmware loading problem led to this commit. $ git bisect bad 0d1d1424 is first bad commit commit 0d1d1424 Author: Oliver Neukum <oliver@neukum.org> Date: Thu Dec 18 13:16:40 2008 +0100 Staging: at76_usb: cleanup dma on stack issues - no DMA on stack - cleanup unclear endianness issue Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> :040000 040000 c4fee9ea0fef25926229d810d19dc2f89cca9401 8b165a35d16280d2413b2700a6080ef290ca1009 M drivers The "no DMA on stack" conversion was incomplete with respect to updating the arguments passed to usb_control_msg. The value 40 is hardcoded as it was prior to conversion. The driver can now load firmware, but is not fully functional. Signed-off-by: Jason Andryuk <jandryuk@gmail.com> Cc: John W. Linville <linville@tuxdriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Greg Kroah-Hartman authored
Reverts 02227c28 (Had to be done by hand due to other patches that had come after this.) Turns out that we don't want the mac80211 port of this driver just yet, as there is a different driver working on adding this support. So keep things old and different for now. This is being reverted at the request of the linux-wireless developers. Cc: Kalle Valo <kalle.valo@iki.fi> Cc: John W. Linville <linville@tuxdriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Nick Holloway authored
This device suffers from the off-by-one error when reporting the capacity, so add US_FL_FIX_CAPACITY to the existing entry. Signed-off-by: Nick Holloway <Nick.Holloway@pyrites.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Ivan Kuten authored
Signed-off-by: Ivan Kuten <ivan.kuten@promwad.com> Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Dirk De Schepper authored
- New Novatel and Dell mobile broadband modem products added - Dell pid variables used in stead of numerical PIDs for known products Signed-off-by: Dirk De Schepper <ddeschepper@nvtl.com> Cc: stable <stable@kernel.org> Signed-off-by: Matthias Urlichs <matthias@urlichs.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Oliver Neukum authored
This patch adds device IDs and balances the counts to make the hot ID additioning mechanism work. Signed-off-by: Oliver Neukum <oneukum@suse.de> Cc: stable <stable@kernel.org> Cc: Chris Adams <cmadams@hiwaay.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Dan Carpenter authored
There was one error path where unlock_kernel() wasn't called. This was found with a code checker (http://repo.or.cz/w/smatch.git/) Compile tested only, sorry. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Alan Stern authored
This patch (as1202) adds Pentax to usb-storage's list of bad vendors whose devices always need the CAPACITY_HEURISTICS flag. This is in addition to the existing entries: Nokia, Nikon, and Motorola. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Tested-by: Virgo Pärna <virgo.parna@mail.ee> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Stephane Clerambault authored
Add support for the NDI Polaris system *http://www.ndigital.com/). Cc: Ian Abbott <abbotti@mev.co.uk> Cc: Oliver Neukum <oneukum@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Dave Young authored
The failure path of aircable_init is wrong, fix the order of (goto) labels. Signed-off-by: Dave Young <hidave.darkstar@gmail.com> Acked-by: Naranjo Manuel Francisco <naranjo.manuel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Alan Stern authored
This patch (as1201) removes the WARN() from the last-sector hacks in usb-storage, thereby making the code match the version now in .27-stable and .28-stable. The WARN() isn't needed, since there is no longer any intention of assuming that all storage devices have an even number of sectors, and it annoys users for no good reason. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Greg Kroah-Hartman authored
Revert 8b6346ec as these devices really work just fine with the cdc-acm driver, as they follow the spec properly. Thanks to Chuck Ebbert for pointing out the problem here. Cc: Chuck Ebbert <cebbert@redhat.com> Cc: Dan Williams <dcbw@redhat.com> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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James Treacy authored
The same patch to add support for MTK gps loggers was submitted by two different people and applied twice. Remove the redundant lines. Signed-off-by: James Treacy <treacy@debian.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Anton Vorontsov authored
While disabling an endpoint the driver nuking any pending requests, thus completing them with -ESHUTDOWN status. But the driver doesn't clear the tx_req, which means that a next TX request (after ep_enable), might get stalled, since the driver won't queue the new reqests. This patch fixes a bug I'm observing with ethernet gadget while playing with ifconfig usb0 up/down (the up/down sequence disables and enables `in' and `out' endpoints). Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Anton Vorontsov authored
Before freeing an endpoint's muram memory, we should stop all activity of the endpoint, otherwise the QE UDC controller might do nasty things with the muram memory that isn't belong to that endpoint anymore. The qe_ep_reset() effectively flushes the hardware fifos, finishes all late transaction and thus prevents the corruption. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Anton Vorontsov authored
Freescale QE UDC controllers can't report the "port change" states, so the only way to handle disconnects is to process bus reset interrupts. The bus reset can take some time, that is, few irqs. Gadgets may print the disconnection events, and this causes few repetitive messages in the kernel log. This patch fixes the issue by using the usb_state machine, if the usb controller has been already reset, just quit the reset irq early. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Anton Vorontsov authored
qe_udc_reg_init() leaves the USB controller enabled before muram memory initialized. Sometimes the uninitialized muram memory confuses the controller, and it start sending the busy interrupts. Fix this by disabling the controller, it will be enabled later by the gadget driver, at bind time. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Anton Vorontsov authored
The call chain is this: qe_udc_irq() <- grabs the udc->lock spinlock rx_irq() qe_ep0_rx() ep0_setup_handle() setup_received_handle() ch9getstatus() qe_ep_queue() <- tries to grab the udc->lock again It seems unsafe to temporarily drop the lock in the ch9getstatus(), so to fix that bug the lock-less __qe_ep_queue() function implemented and used by the ch9getstatus(). Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Anton Vorontsov authored
In case of probing errors the driver kfrees the udc_controller, but it doesn't set the pointer to NULL. When usb_gadget_register_driver is called, it checks for udc_controller != NULL, the check passes and the driver accesses nonexistent memory. Fix this by setting udc_controller to NULL in case of errors. While at it, also implement irq_of_parse_and_map()'s failure and cleanup cases. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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git://linux-nfs.org/~bfields/linuxLinus Torvalds authored
* 'for-2.6.29' of git://linux-nfs.org/~bfields/linux: lockd: fix regression in lockd's handling of blocked locks
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J. Bruce Fields authored
If a client requests a blocking lock, is denied, then requests it again, then here in nlmsvc_lock() we will call vfs_lock_file() without FL_SLEEP set, because we've already queued a block and don't need the locks code to do it again. But that means vfs_lock_file() will return -EAGAIN instead of FILE_LOCK_DENIED. So we still need to translate that -EAGAIN return into a nlm_lck_blocked error in this case, and put ourselves back on lockd's block list. The bug was introduced by bde74e4b "locks: add special return value for asynchronous locks". Thanks to Frank van Maarseveen for the report; his original test case was essentially for i in `seq 30`; do flock /nfsmount/foo sleep 10 & done Tested-by: Frank van Maarseveen <frankvm@frankvm.com> Reported-by: Frank van Maarseveen <frankvm@frankvm.com> Cc: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
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Linus Torvalds authored
The DRI people seem to have a hard time getting these right (see also commit aeb565df). Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6Linus Torvalds authored
* 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/i915: select framebuffer support automatically drm/i915: add get_vblank_counter function for GM45 drm/i915: capture last_vblank count at IRQ uninstall time too drm/i915: Unlock mutex on i915_gem_fault() error path drm/i915: Quiet the message on get/setparam ioctl with an unknown value. drm/i915: skip LVDS initialization on Apple Mac Mini drm/i915: sync SDVO code with stable userland modesetting driver drm/i915: Unref the object after failing to set tiling mode. drm/i915: add fence register management to execbuf drm/i915: Return error from i915_gem_object_get_fence_reg() when failing. drm/i915: Set up an MTRR covering the GTT at driver load. drm/i915: Skip SDVO/HDMI init when the chipset tells us it's not present. drm/i915: Suppress GEM teardown on X Server exit in KMS mode. drm/radeon: fix ioremap conflict with AGP mappings i915: fix unneeded locking in i915 LVDS get modes code.
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds authored
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: scatterwalk - Avoid flush_dcache_page on slab pages crypto: shash - Fix tfm destruction crypto: api - Fix zeroing on free crypto: shash - Fix module refcount crypto: api - Fix algorithm test race that broke aead initialisation
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David Howells authored
in_interrupt() requires #inclusion of linux/hardirq.h not asm/hardirq.h now. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Kyle McMartin authored
Architectures other than mips and x86 are not using ticket spinlocks. Therefore, the contention on the lock is meaningless, since there is nobody known to be waiting on it (arguably /fairly/ unfair locks). Dummy it out to return 0 on other architectures. Signed-off-by: Kyle McMartin <kyle@redhat.com> Acked-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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