The patch "scsi: rescan VPD attributes" introduced a regression in which
devices that don't support VPD were being scanned for VPD attributes
anyway. This could cause issues for some devices and should be avoided
so the check for scsi_level has been moved out of scsi_add_lun and into
scsi_attach_vpd so that all callers will not scan VPD for devices that
don't support it.
[mkp: Merge fix]
Fixes: 09e2b0b146 ("scsi: rescan VPD attributes")
Cc: <stable@vger.kernel.org> #v4.5+
Suggested-by: Alexander Duyck <aduyck@mirantis.com>
Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Add support and PCI IDs for more Broxton host controllers
Other BXT IDs were added in v4.4 so cc'ing stable. This patch
is dependent on commit 163cbe31e5 ("mmc: sdhci-pci: Fix card
detect race for Intel BXT/APL") but that is already in stable
since v4.4.4.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org # v4.4+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
One of the VESA DMT timings in drm_dmt_modes[] is slightly off.
1024x768@43Hz (interlaced) vsync_end should be 776, not 772.
This brings it into line with the identical timings in edid_est_modes[].
Signed-off-by: Paul Parsons <lost.distance@yahoo.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160404193639.8631D6E66B@gabe.freedesktop.org
Since we enqueued the frame that was supposed to be sent
during the SP, and that frame may very well cary the
IEEE80211_TX_STATUS_EOSP bit, we may never close the SP
(WLAN_STA_SP will never be cleared). If that happens, we
will not open any new SP and will never respond to any poll
frame from the client.
Clear WLAN_STA_SP manually if a frame that was polled during
the SP is queued because of a starting A-MPDU session. The
client may not see the EOSP bit, but it will at least be
able to poll new frames in another SP.
Reported-by: Alesya Shapira <alesya.shapira@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
[remove erroneous comment]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
It is possible that the station is connected to an AP
with bandwidth of 80+80MHz or 160MHz. In such cases
there is no need to perform an upgrade as the maximal
supported bandwidth is 80MHz.
In addition, when upgrading and setting center_freq1
and bandwidth to 80MHz also set center_freq2 to 0.
Fixes: 0fabfaafec ("mac80211: upgrade BW of TDLS peers when possible"
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Frames that are sent between
ampdu_action(IEEE80211_AMPDU_TX_START) and the move to the
HT_AGG_STATE_OPERATIONAL state are buffered.
If we try to start an A-MPDU session while the peer is
sleeping and polling frames with U-APSD, we may have frames
that will be buffered by ieee80211_tx_prep_agg. These frames
have IEEE80211_TX_CTL_NO_PS_BUFFER set since they are sent to
a sleeping client and possibly IEEE80211_TX_STATUS_EOSP.
If the frame is buffered, we need clear these two flags
since they will be re-sent after the move to
HT_AGG_STATE_OPERATIONAL state which is very likely to
happen after the SP ends.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Commit 976bd9efda ("mac80211: move beacon_loss_count into ifmgd")
removed the member from the sta_info struct but the description stayed
lingering. Remove it.
Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Add documentation for the flag for duplication check.
Fixes the following warning when running make htmldocs:
warning: Enum value 'RX_FLAG_DUP_VALIDATED' not described in enum 'mac80211_rx_flags'
Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com>
[fix description]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
By default, the rhashtable logic will fail to insert
objects if the key-chains are too long and un-balanced.
In the degenerate case where mac80211 is creating many
virtual interfaces connected to the same peer(s), this
case can happen.
St insecure_elasticity to true to allow chains to grow
as long as needed.
Signed-off-by: Ben Greear <greearb@candelatech.com>
[remove message, change commit message slightly]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The original hand-implemented hash-table in mac80211 couldn't result
in insertion errors, and while converting to rhashtable I evidently
forgot to check the errors.
This surfaced now only because Ben is adding many identical keys and
that resulted in hidden insertion errors.
Cc: stable@vger.kernel.org
Fixes: 7bedd0cfad ("mac80211: use rhashtable for station table")
Reported-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The min_def chanctx is affected not only by the current chandef, but
sometimes also by other stations on the vif. There's a valid scenario
where a TDLS peer can widen its BW, thereby causing the min_def
to increase.
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The previous approach simply ignored chandef restrictions when calculating
the appropriate peer BW for a WIDER_BW peer. This could result in a
regulatory violation if both peers indicated 80MHz support, but the
regdomain forbade it.
Change the approach to setting a WIDER_BW peer's BW. Don't exempt it from
the chandef width at first. If during TDLS negotiation the chandef width
is upgraded, update the peer's BW to match.
Fixes: 0fabfaafec ("mac80211: upgrade BW of TDLS peers when possible")
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Even if the current chandef width is equal to the station's max-BW, it
doesn't mean it's a valid width for TDLS. Make sure to always check
regulatory constraints in these cases.
Fixes: 0fabfaafec ("mac80211: upgrade BW of TDLS peers when possible")
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Buffered multicast frames must be passed to the driver directly via
drv_tx instead of going through the txq, otherwise they cannot easily be
scheduled to be sent after DTIM.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This effectively reverts
commit 8e5fd599eb
Author: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Wed Apr 9 13:28:50 2014 +0300
drm/i915/chv: Make CHV irq handler loop until all interrupts are consumed
as under continuous execlists load we can saturate the IRQ handler,
destablising the tsc clock and triggering the NMI watchdog to declare a hung
CPU.
[ 552.756051] clocksource: timekeeping watchdog on CPU0: Marking clocksource 'tsc' as unstable because the skew is too large:
[ 552.756080] clocksource: 'refined-jiffies' wd_now: 10003b480 wd_last: 10003b28c mask: ffffffff
[ 552.756091] clocksource: 'tsc' cs_now: d55d31aa50 cs_last: d17446166c mask: ffffffffffffffff
[ 552.756210] clocksource: Switched to clocksource refined-jiffies
[ 575.217870] NMI watchdog: Watchdog detected hard LOCKUP on cpu 1
[ 575.217893] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.5.0-rc7+ #18
[ 575.217905] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0027.2015.0507.1758 05/07/2015
[ 575.217915] 0000000000000000 ffff88027fd05bc0 ffffffff81288c6d 0000000000000000
[ 575.217935] 0000000000000001 ffff88027fd05be0 ffffffff810e72d1 0000000000000000
[ 575.217951] ffff88027fd05c80 ffff88027fd05c20 ffffffff81114b60 0000000181015f1e
[ 575.217967] Call Trace:
[ 575.217973] <NMI> [<ffffffff81288c6d>] dump_stack+0x4f/0x72
[ 575.217994] [<ffffffff810e72d1>] watchdog_overflow_callback+0x151/0x160
[ 575.218003] [<ffffffff81114b60>] __perf_event_overflow+0xa0/0x1e0
[ 575.218016] [<ffffffff811154c4>] perf_event_overflow+0x14/0x20
[ 575.218028] [<ffffffff8101d2ca>] intel_pmu_handle_irq+0x1da/0x460
[ 575.218042] [<ffffffff814a8aae>] ? poll_idle+0x3e/0x70
[ 575.218052] [<ffffffff814a8aae>] ? poll_idle+0x3e/0x70
[ 575.218064] [<ffffffff81014ae8>] perf_event_nmi_handler+0x28/0x50
[ 575.218075] [<ffffffff81007540>] nmi_handle+0x60/0x130
[ 575.218086] [<ffffffff814a8aae>] ? poll_idle+0x3e/0x70
[ 575.218096] [<ffffffff810079c0>] do_nmi+0x140/0x470
[ 575.218108] [<ffffffff81559ec7>] end_repeat_nmi+0x1a/0x1e
[ 575.218119] [<ffffffff814a8aae>] ? poll_idle+0x3e/0x70
[ 575.218129] [<ffffffff814a8aae>] ? poll_idle+0x3e/0x70
[ 575.218139] [<ffffffff814a8aae>] ? poll_idle+0x3e/0x70
[ 575.218148] <<EOE>> [<ffffffff814a8353>] cpuidle_enter_state+0xf3/0x2f0
[ 575.218164] [<ffffffff814a8587>] cpuidle_enter+0x17/0x20
[ 575.218175] [<ffffffff810aaa3a>] call_cpuidle+0x2a/0x40
[ 575.218185] [<ffffffff810aade3>] cpu_startup_entry+0x273/0x330
[ 575.218196] [<ffffffff81033a1e>] start_secondary+0x10e/0x130
However, not servicing all available IIR within the handler does hurt the
throughput of pathological nop execbuf by about 20%, with a similar effect
upon the dispatch latency of a series of execbuf.
v2: use do {} while(0) for a smaller patch, and easier to revert again
I have reasonable confidence that we do not miss GT interrupts (as
execlists provides a stress case with a failure mechanism easily
detected by igt), however I have less confidence about all the other
sources of interrupts and worry that may lose a display hotplug
interrupt, for example.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=93467
Testcase: igt/gem_exec_nop/basic # requires NMI watchdog
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Antti Koskipää <antti.koskipaa@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: stable@vger.kernel.org
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1457946117-6714-1-git-send-email-chris@chris-wilson.co.uk
(cherry picked from commit 579de73b04)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Since we need MST devices ready before we try to resume displays,
calling this after intel_display_resume() can result in some issues with
various laptop docks where the monitor won't turn back on after
suspending the system.
This order was originally changed in
commit e7d6f7d708 ("drm/i915: resume MST after reading back hw state")
In order to fix some unclaimed register errors, however the actual cause
of those has since been fixed.
CC: stable@vger.kernel.org
Signed-off-by: Lyude <cpaul@redhat.com>
[danvet: Resolve conflicts with locking changes.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
(cherry picked from commit a16b7658f4)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
After unplugging a DP MST display from the system, we have to go through
and destroy all of the DRM connectors associated with it since none of
them are valid anymore. Unfortunately, intel_dp_destroy_mst_connector()
doesn't do a good enough job of ensuring that throughout the destruction
process that no modesettings can be done with the connectors. As it is
right now, intel_dp_destroy_mst_connector() works like this:
* Take all modeset locks
* Clear the configuration of the crtc on the connector, if there is one
* Drop all modeset locks, this is required because of circular
dependency issues that arise with trying to remove the connector from
sysfs with modeset locks held
* Unregister the connector
* Take all modeset locks, again
* Do the rest of the required cleaning for destroying the connector
* Finally drop all modeset locks for good
This only works sometimes. During the destruction process, it's very
possible that a userspace application will attempt to do a modesetting
using the connector. When we drop the modeset locks, an ioctl handler
such as drm_mode_setcrtc has the oppurtunity to take all of the modeset
locks from us. When this happens, one thing leads to another and
eventually we end up committing a mode with the non-existent connector:
[drm:intel_dp_link_training_clock_recovery [i915]] *ERROR* failed to enable link training
[drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7cf0001f
[drm:intel_dp_start_link_train [i915]] *ERROR* failed to start channel equalization
[drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7cf0001f
[drm:intel_mst_pre_enable_dp [i915]] *ERROR* failed to allocate vcpi
And in some cases, such as with the T460s using an MST dock, this
results in breaking modesetting and/or panicking the system.
To work around this, we now unregister the connector at the very
beginning of intel_dp_destroy_mst_connector(), grab all the modesetting
locks, and then hold them until we finish the rest of the function.
CC: stable@vger.kernel.org
Signed-off-by: Lyude <cpaul@redhat.com>
Signed-off-by: Rob Clark <rclark@redhat.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1458155884-13877-1-git-send-email-cpaul@redhat.com
(cherry picked from commit 1f7717552e)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
The EDID 1.4 specification section 3.10.3.9 defines an Established Timings III
descriptor (tag #F7h). The parsing of this descriptor by drm_est3_modes() is
off by one byte: the offset of the first timing bitmap is 6, not 5.
Signed-off-by: Paul Parsons <lost.distance@yahoo.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160328002258.E75DF6E35D@gabe.freedesktop.org
Three of the VESA DMT timings in edid_est_modes[] are slightly off.
1. 640x480@72Hz vsync_end should be 492, not 491.
2. 640x480@60Hz clock should be 25175, not 25200.
3. 1024x768@75Hz clock should be 78750, not 78800.
This patch corrects those timings per the VESA DMT specification, and
thus brings them into line with the identical timings in drm_dmt_modes[].
Signed-off-by: Paul Parsons <lost.distance@yahoo.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160402100817.B60776E23A@gabe.freedesktop.org
Put a reminder that during device removal drivers should revert all PM
runtime changes from the probe.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Added missing model 0x46.
Tested-and-reported-by: Piotr Maksymiuk <piotr.maksymiuk@movishell.pl>
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
The comment in file header doesn't hold true anymore, drop it.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
No code change. Only added kernel doc style comments for structures.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
When user sets performance policy using cpufreq interface, it is possible
that because of policy->max limits, the actual performance is still
limited. But the current implementation will silently switch the
policy to powersave and start using powersave limits. If user modifies
any limits using intel_pstate sysfs, this is actually changing powersave
limits.
The current implementation tracks limits under powersave and performance
policy using two different variables. When policy->max is less than
policy->cpuinfo.max_freq, only powersave limit variable is used.
This fix causes the performance limits variable to be used always when
the policy is performance.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Pull MIPS fixes from Ralf Baechle:
"This is the first round of MIPS fixes for 4.6:
- Fix spelling mistakes all over arch/mips
- Provide __bswapsi2 so XZ kernel compression will build with older GCC
- ATH79 clock fixes.
- Fix clock-rated copy-paste erros in ATH79 DTS.
- Fix gisb-arb compatible string for 7435 BMIPS
- Enable NAND and UBIFS support in CI20.
- Fix BUG() assertion caused by inapropriate smp_processor_id() use.
- Fix exception handling issues for the sake of debuggers
- Fix the last remaining instance of irq_to_gpio in the db1xxx_ss PCMCIA code
- Fix MSA unaligned load failures
- Panic if kernel is configured for a not TLB-supported page size
- Bail out on unsupported relocs in modules.
- Partial fix for Qemu breakage after recent IPI rewrite
- Wire up the preadv2 and pwrite2 syscalls
- Fix the ar724x clock calculation"
* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus:
MIPS: traps.c: Verify the ISA for microMIPS RDHWR emulation
MIPS: BMIPS: Fix gisb-arb compatible string for 7435
MIPS: Bail on unsupported module relocs
MIPS: dts: qca: ar9132_tl_wr1043nd_v1.dts: use "ref" for reference clock name
MIPS: ath79: Fix the ar913x reference clock rate
MIPS: ath79: Fix the ar724x clock calculation
dt-bindings: clock: qca,ath79-pll: fix copy-paste typos
MIPS: traps: Correct the SIGTRAP debug ABI in `do_watch' and `do_trap_or_bp'
FIRMWARE: Broadcom: Fix grammar of warning messages in bcm47xx_sprom.c.
MIPS: ci20: Enable NAND and UBIFS support in defconfig.
MIPS: Fix misspellings in comments.
MIPS: tlb-r4k: panic if the MMU doesn't support PAGE_SIZE
MIPS: zboot: Remove copied source files on clean
MIPS: zboot: Fix the build with XZ compression on older GCC versions
MIPS: Wire up preadv2 and pwrite2 syscalls.
MIPS: cpu_name_string: Use raw_smp_processor_id().
pcmcia: db1xxx_ss: fix last irq_to_gpio user
MIPS: Fix MSA ld unaligned failure cases
MIPS: Fix broken malta qemu
- Safely migrate event channels between CPUs.
- Fix CPU hotplug.
- Maintainer changes.
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Merge tag 'for-linus-4.6-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from David Vrabel:
"Regression and bug fixes for 4.6-rc2:
- safely migrate event channels between CPUs
- fix CPU hotplug
- maintainer changes"
* tag 'for-linus-4.6-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
MAINTAINERS: xen: Konrad to step down and Juergen to pick up
xen/events: Mask a moving irq
Xen on ARM and ARM64: update MAINTAINERS info
xen/x86: Call cpu_startup_entry(CPUHP_AP_ONLINE_IDLE) from xen_play_dead()
xen/apic: Provide Xen-specific version of cpu_present_to_apicid APIC op
These should be set by default otherwise the UVD/VCE performance
won't be optimal.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
and revert fix following it accordingly
Revert "drm/amdgpu: stop trying to suspend UVD sessions v2"
Revert "drm/amdgpu: fix the UVD suspend sequence order"
Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Fixes ttm on platforms like PPC460 where the CPU
is in 32-bit mode, but the physical addresses are
>32 bits.
Extracted from a patch by Hans Verkuil.
Tested-by: Julian Margetson <runaway@candw.ms>
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Julian Margetson <runaway@candw.ms>
Cc: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This reverts commit 82ef33af9d. It turns
out these machines are still out there, and the original patch broke
them. So revert it, adding back the driver, so people's machines still
work properly.
Reported-by: James Cameron <quozl@laptop.org>
Cc: Shraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The function parse_platform_config in firmware.c calls crc32_le.
Building without CRC32 selected causes a link error:
drivers/built-in.o: In function `parse_platform_config':
(.text+0x92ffa): undefined reference to `crc32_le'
Signed-off-by: Markus Böhme <markus.boehme@mailbox.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This lot are either dependent on patches from the merge window or just came
in recently enough that they ended up in this tree.
* core
- The watermark for the buffers was given a value that meant that it was
impossible to actually set the watermark to anything sensible.
* at91_adc
- Fix a build config dependency on HAS_IOMEM
* bmc150
- Fix wrong output on big endian systems
* bmg160
- Fix wrong output on big endian systems
- Fix an issue in which the regmap return value was stored to the buffer
rather than the value actually being read in a bulk read.
* inv_mpu6050
- Fix an indirect build config dependency on HAS_IOMEM
* max30100
- Fix an error in fifo check condition that leads to a double read of the
final reading.
* st_magn
- Make sure ST_MAGN_TRIGGER_SET_STATE is always defined to avoid a build
error for relatively obscure config combinations.
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Merge tag 'iio-fixes-for-4.6b' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus
Jonathan writes:
Second set of IIO fixes for the 4.6 cycle.
This lot are either dependent on patches from the merge window or just came
in recently enough that they ended up in this tree.
* core
- The watermark for the buffers was given a value that meant that it was
impossible to actually set the watermark to anything sensible.
* at91_adc
- Fix a build config dependency on HAS_IOMEM
* bmc150
- Fix wrong output on big endian systems
* bmg160
- Fix wrong output on big endian systems
- Fix an issue in which the regmap return value was stored to the buffer
rather than the value actually being read in a bulk read.
* inv_mpu6050
- Fix an indirect build config dependency on HAS_IOMEM
* max30100
- Fix an error in fifo check condition that leads to a double read of the
final reading.
* st_magn
- Make sure ST_MAGN_TRIGGER_SET_STATE is always defined to avoid a build
error for relatively obscure config combinations.
Pull quota fixes from Jan Kara:
"Fixes for oopses when the new quotactl gets used with quotas disabled"
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
ocfs2: Fix Q_GETNEXTQUOTA for filesystem without quotas
quota: Handle Q_GETNEXTQUOTA when quota is disabled
This fixes the incorrect variable assignment on error path in
br_sysfs_addbr for when the call to kobject_create_and_add
fails to assign the value of -EINVAL to the returned variable of
err rather then incorrectly return zero making callers think this
function has succeededed due to the previous assignment being
assigned zero when assigning it the successful return value of
the call to sysfs_create_group which is zero.
Signed-off-by: Bastien Philbert <bastienphilbert@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pull f2fs fixes from Jaegeuk Kim.
* tag 'f2fs-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs:
f2fs: retrieve IO write stat from the right place
f2fs crypto: fix corrupted symlink in encrypted case
f2fs: cover large section in sanity check of super
pskb_may_pull() can change skb->data, so we have to load ptr/optr at the
right place.
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
pskb_may_pull() can change skb->data, so we have to load ptr/optr at the
right place.
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Again I've ended up with two early fix sets, depending on whether they are
dependent on elements of the merge window or simply came in after I had
patches with that dependency already, vs older fixes that were just too
late for the last cycle. This first set is for the older ones.
- max1353
* Add a missing adc to max1363_id - the driver has supported the
max11644-11647 for a while, but as they weren't in the id table there
was no way of actually initializing it.
* Fix a wrong reference voltage for the above models. Given you couldn't
initialize the driver for these parts without patching, no one noticed
that the reference voltage used in computing the scaling was wrong.
- apds9960
* The fifo last enelement was read twice (and hence pushed out twice) due
to a small logic bug.
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Merge tag 'iio-fixes-for-4.6a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into usb-linus
Jonathan writes:
First round of IIO fixes for the 4.6 cycle.
Again I've ended up with two early fix sets, depending on whether they are
dependent on elements of the merge window or simply came in after I had
patches with that dependency already, vs older fixes that were just too
late for the last cycle. This first set is for the older ones.
- max1353
* Add a missing adc to max1363_id - the driver has supported the
max11644-11647 for a while, but as they weren't in the id table there
was no way of actually initializing it.
* Fix a wrong reference voltage for the above models. Given you couldn't
initialize the driver for these parts without patching, no one noticed
that the reference voltage used in computing the scaling was wrong.
- apds9960
* The fifo last enelement was read twice (and hence pushed out twice) due
to a small logic bug.
In commit e45708976a ("drm/dp-helper: Move the legacy helpers to
gma500") the legacy i2c helpers were moved to the only remaining user of
them, the gma500 driver. Together with that move, i2c_dp_aux_add_bus()
was marked deprecated and started warning about its remaining use.
It's now been a year and a half of annoying warning, and apparently
nobody cares enough about gma500 to try to move it along to the more
modern models.
Get rid of the warning - if even the gma500 people don't care enough,
then they should certainly not spam other innocent developers with a
warning that might hide other, much more real issues.
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Merge PAGE_CACHE_SIZE removal patches from Kirill Shutemov:
"PAGE_CACHE_{SIZE,SHIFT,MASK,ALIGN} macros were introduced *long* time
ago with promise that one day it will be possible to implement page
cache with bigger chunks than PAGE_SIZE.
This promise never materialized. And unlikely will.
Let's stop pretending that pages in page cache are special. They are
not.
The first patch with most changes has been done with coccinelle. The
second is manual fixups on top.
The third patch removes macros definition"
[ I was planning to apply this just before rc2, but then I spaced out,
so here it is right _after_ rc2 instead.
As Kirill suggested as a possibility, I could have decided to only
merge the first two patches, and leave the old interfaces for
compatibility, but I'd rather get it all done and any out-of-tree
modules and patches can trivially do the converstion while still also
working with older kernels, so there is little reason to try to
maintain the redundant legacy model. - Linus ]
* PAGE_CACHE_SIZE-removal:
mm: drop PAGE_CACHE_* and page_cache_{get,release} definition
mm, fs: remove remaining PAGE_CACHE_* and page_cache_{get,release} usage
mm, fs: get rid of PAGE_CACHE_* and page_cache_{get,release} macros
All users gone. We can remove these macros.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Mostly direct substitution with occasional adjustment or removing
outdated comments.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
PAGE_CACHE_{SIZE,SHIFT,MASK,ALIGN} macros were introduced *long* time
ago with promise that one day it will be possible to implement page
cache with bigger chunks than PAGE_SIZE.
This promise never materialized. And unlikely will.
We have many places where PAGE_CACHE_SIZE assumed to be equal to
PAGE_SIZE. And it's constant source of confusion on whether
PAGE_CACHE_* or PAGE_* constant should be used in a particular case,
especially on the border between fs and mm.
Global switching to PAGE_CACHE_SIZE != PAGE_SIZE would cause to much
breakage to be doable.
Let's stop pretending that pages in page cache are special. They are
not.
The changes are pretty straight-forward:
- <foo> << (PAGE_CACHE_SHIFT - PAGE_SHIFT) -> <foo>;
- <foo> >> (PAGE_CACHE_SHIFT - PAGE_SHIFT) -> <foo>;
- PAGE_CACHE_{SIZE,SHIFT,MASK,ALIGN} -> PAGE_{SIZE,SHIFT,MASK,ALIGN};
- page_cache_get() -> get_page();
- page_cache_release() -> put_page();
This patch contains automated changes generated with coccinelle using
script below. For some reason, coccinelle doesn't patch header files.
I've called spatch for them manually.
The only adjustment after coccinelle is revert of changes to
PAGE_CAHCE_ALIGN definition: we are going to drop it later.
There are few places in the code where coccinelle didn't reach. I'll
fix them manually in a separate patch. Comments and documentation also
will be addressed with the separate patch.
virtual patch
@@
expression E;
@@
- E << (PAGE_CACHE_SHIFT - PAGE_SHIFT)
+ E
@@
expression E;
@@
- E >> (PAGE_CACHE_SHIFT - PAGE_SHIFT)
+ E
@@
@@
- PAGE_CACHE_SHIFT
+ PAGE_SHIFT
@@
@@
- PAGE_CACHE_SIZE
+ PAGE_SIZE
@@
@@
- PAGE_CACHE_MASK
+ PAGE_MASK
@@
expression E;
@@
- PAGE_CACHE_ALIGN(E)
+ PAGE_ALIGN(E)
@@
expression E;
@@
- page_cache_get(E)
+ get_page(E)
@@
expression E;
@@
- page_cache_release(E)
+ put_page(E)
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
