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Use dev_printk() when possible so the IOMMU messages are more consistent
with other messages related to the device.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
AMD IOMMU driver is using the clear_flush_young() to do cache flushing
but that's actually already covered by invalidate_range(). Remove the
extra notifier and the chunks.
Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Since there are multiple possible failures in iommu_map_page
it would be useful to know which case is being hit when the
error message is printed in map_sg. While here, fix up checkpatch
complaint about using function name in a string instead of
__func__.
Cc: Joerg Roedel <joro@8bytes.org>
Signed-off-by: Jerry Snitselaar <jsnitsel@redhat.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Pull irq fixes from Thomas Gleixner:
"A small set of fixes for the interrupt subsystem:
- Fix a double increment in the irq descriptor allocator which
resulted in a sanity check only being done for every second
affinity mask
- Add a missing device tree translation in the stm32-exti driver.
Without that the interrupt association is completely wrong.
- Initialize the mutex in the GIC-V3 MBI driver
- Fix the alignment for aliasing devices in the GIC-V3-ITS driver so
multi MSI allocations work correctly
- Ensure that the initial affinity of a interrupt is not empty at
startup time.
- Drop bogus include in the madera irq chip driver
- Fix KernelDoc regression"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/gic-v3-its: Align PCI Multi-MSI allocation on their size
genirq/irqdesc: Fix double increment in alloc_descs()
genirq: Fix the kerneldoc comment for struct irq_affinity_desc
irqchip/madera: Drop GPIO includes
irqchip/gic-v3-mbi: Fix uninitialized mbi_lock
irqchip/stm32-exti: Add domain translate function
genirq: Make sure the initial affinity is not empty
* Fix support for NVDIMMs that implement the ACPI standard label
methods.
* Fix error handling for security overwrite (memory leak / userspace
hang condition), and another one-line security cleanup
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Merge tag 'libnvdimm-fixes-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm fixes from Dan Williams:
"A fix for namespace label support for non-Intel NVDIMMs that implement
the ACPI standard label method.
This has apparently never worked and could wait for v5.1. However it
has enough visibility with hardware vendors [1] and distro bug
trackers [2], and low enough risk that I decided it should go in for
-rc4. The other fixups target the new, for v5.0, nvdimm security
functionality. The larger init path fixup closes a memory leak and a
potential userspace lockup due to missed notifications.
[1] https://github.com/pmem/ndctl/issues/78
[2] https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1811785
These have all soaked in -next for a week with no reported issues.
Summary:
- Fix support for NVDIMMs that implement the ACPI standard label
methods.
- Fix error handling for security overwrite (memory leak / userspace
hang condition), and another one-line security cleanup"
* tag 'libnvdimm-fixes-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
acpi/nfit: Fix command-supported detection
acpi/nfit: Block function zero DSMs
libnvdimm/security: Require nvdimm_security_setup_events() to succeed
nfit_test: fix security state pull for nvdimm security nfit_test
Pull input fixes from Dmitry Torokhov:
"A fixup for the input_event fix for y2038 Sparc64, and couple other
minor fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: input_event - fix the CONFIG_SPARC64 mixup
Input: olpc_apsp - assign priv->dev earlier
Input: uinput - fix undefined behavior in uinput_validate_absinfo()
Input: raspberrypi-ts - fix link error
Input: xpad - add support for SteelSeries Stratus Duo
Input: input_event - provide override for sparc64
Pull networking fixes from David Miller:
1) Count ttl-dropped frames properly in mac80211, from Bob Copeland.
2) Integer overflow in ktime handling of bcm can code, from Oliver
Hartkopp.
3) Fix RX desc handling wrt. hw checksumming in ravb, from Simon
Horman.
4) Various hash key fixes in hv_netvsc, from Haiyang Zhang.
5) Use after free in ax25, from Eric Dumazet.
6) Several fixes to the SSN support in SCTP, from Xin Long.
7) Do not process frames after a NAPI reschedule in ibmveth, from
Thomas Falcon.
8) Fix NLA_POLICY_NESTED arguments, from Johannes Berg.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (42 commits)
qed: Revert error handling changes.
cfg80211: extend range deviation for DMG
cfg80211: reg: remove warn_on for a normal case
mac80211: Add attribute aligned(2) to struct 'action'
mac80211: don't initiate TDLS connection if station is not associated to AP
nl80211: fix NLA_POLICY_NESTED() arguments
ibmveth: Do not process frames after calling napi_reschedule
net: dev_is_mac_header_xmit() true for ARPHRD_RAWIP
net: usb: asix: ax88772_bind return error when hw_reset fail
MAINTAINERS: Update cavium networking drivers
net/mlx4_core: Fix error handling when initializing CQ bufs in the driver
net/mlx4_core: Add masking for a few queries on HCA caps
sctp: set flow sport from saddr only when it's 0
sctp: set chunk transport correctly when it's a new asoc
sctp: improve the events for sctp stream adding
sctp: improve the events for sctp stream reset
ip_tunnel: Make none-tunnel-dst tunnel port work with lwtunnel
ax25: fix possible use-after-free
sfc: suppress duplicate nvmem partition types in efx_ef10_mtd_probe
hv_netvsc: fix typos in code comments
...
Six fixes, all of which appear to have user visible consequences. The
DMA one is a regression fix from the merge window and of the others,
four are driver specific and one specific to the target code.
Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley:
"Six fixes, all of which appear to have user visible consequences.
The DMA one is a regression fix from the merge window and of the
others, four are driver specific and one specific to the target code"
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: ufs: Use explicit access size in ufshcd_dump_regs
scsi: tcmu: fix use after free
scsi: csiostor: fix NULL pointer dereference in csio_vport_set_state()
scsi: lpfc: nvmet: avoid hang / use-after-free when destroying targetport
scsi: lpfc: nvme: avoid hang / use-after-free when destroying localport
scsi: communicate max segment size to the DMA mapping code
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Merge tag 'for-linus-20190125' of git://git.kernel.dk/linux-block
Pull block fixes from Jens Axboe:
"A collection of fixes for this release. This contains:
- Silence sparse rightfully complaining about non-static wbt
functions (Bart)
- Fixes for the zoned comments/ioctl documentation (Damien)
- direct-io fix that's been lingering for a while (Ernesto)
- cgroup writeback fix (Tejun)
- Set of NVMe patches for nvme-rdma/tcp (Sagi, Hannes, Raju)
- Block recursion tracking fix (Ming)
- Fix debugfs command flag naming for a few flags (Jianchao)"
* tag 'for-linus-20190125' of git://git.kernel.dk/linux-block:
block: Fix comment typo
uapi: fix ioctl documentation
blk-wbt: Declare local functions static
blk-mq: fix the cmd_flag_name array
nvme-multipath: drop optimization for static ANA group IDs
nvmet-rdma: fix null dereference under heavy load
nvme-rdma: rework queue maps handling
nvme-tcp: fix timeout handler
nvme-rdma: fix timeout handler
writeback: synchronize sync(2) against cgroup writeback membership switches
block: cover another queue enter recursion via BIO_QUEUE_ENTERED
direct-io: allow direct writes to empty inodes
This is new code and not bug fixes.
This reverts all changes added by merge commit
8fb18be93efd7292d6ee403b9f61af1008239639
Signed-off-by: David S. Miller <davem@davemloft.net>
Here are some small char and misc driver fixes to resolve some reported
issues, as well as a number of binderfs fixups that were found after
auditing the filesystem code by Al Viro. As binderfs hasn't been in a
previous release yet, it's good to get these in now before the first
users show up.
All of these have been in linux-next for a bit with no reported issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc driver fixes from Greg KH:
"Here are some small char and misc driver fixes to resolve some
reported issues, as well as a number of binderfs fixups that were
found after auditing the filesystem code by Al Viro. As binderfs
hasn't been in a previous release yet, it's good to get these in now
before the first users show up.
All of these have been in linux-next for a bit with no reported
issues"
* tag 'char-misc-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (26 commits)
i3c: master: Fix an error checking typo in 'cdns_i3c_master_probe()'
binderfs: switch from d_add() to d_instantiate()
binderfs: drop lock in binderfs_binder_ctl_create
binderfs: kill_litter_super() before cleanup
binderfs: rework binderfs_binder_device_create()
binderfs: rework binderfs_fill_super()
binderfs: prevent renaming the control dentry
binderfs: remove outdated comment
binderfs: use __u32 for device numbers
binderfs: use correct include guards in header
misc: pvpanic: fix warning implicit declaration
char/mwave: fix potential Spectre v1 vulnerability
misc: ibmvsm: Fix potential NULL pointer dereference
binderfs: fix error return code in binderfs_fill_super()
mei: me: add denverton innovation engine device IDs
mei: me: mark LBG devices as having dma support
mei: dma: silent the reject message
binderfs: handle !CONFIG_IPC_NS builds
binderfs: reserve devices for initial mount
binderfs: rename header to binderfs.h
...
Here are some small staging driver fixes for 5.0-rc4.
They resolve some reported bugs and add a new device id for one driver.
Nothing major at all, but all good to have.
All of these have been in linux-next for a while with no reported
issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging driver fixes from Greg KH:
"Here are some small staging driver fixes for 5.0-rc4.
They resolve some reported bugs and add a new device id for one
driver. Nothing major at all, but all good to have.
All of these have been in linux-next for a while with no reported
issues"
* tag 'staging-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
staging: android: ion: Support cpu access during dma_buf_detach
staging: rtl8723bs: Fix build error with Clang when inlining is disabled
staging: rtl8188eu: Add device code for D-Link DWA-121 rev B1
staging: vchiq: Fix local event signalling
Staging: wilc1000: unlock on error in init_chip()
staging: wilc1000: fix memory leak in wilc_add_rx_gtk
staging: wilc1000: fix registration frame size
Here are a number of small tty core and serial driver fixes for 5.0-rc4
to resolve some reported issues.
Nothing major, the small serial driver fixes, a tty core fixup for a
crash that was reported, and some good vt fixes from Nicolas Pitre as he
seems to be auditing that chunk of code a lot lately.
All of these have been in linux-next for a while with no reported
issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial driver fixes from Greg KH:
"Here are a number of small tty core and serial driver fixes for
5.0-rc4 to resolve some reported issues.
Nothing major, the small serial driver fixes, a tty core fixup for a
crash that was reported, and some good vt fixes from Nicolas Pitre as
he seems to be auditing that chunk of code a lot lately.
All of these have been in linux-next for a while with no reported
issues"
* tag 'tty-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
serial: fsl_lpuart: fix maximum acceptable baud rate with over-sampling
tty: serial: qcom_geni_serial: Allow mctrl when flow control is disabled
tty: Handle problem if line discipline does not have receive_buf
vgacon: unconfuse vc_origin when using soft scrollback
vt: invoke notifier on screen size change
vt: always call notifier with the console lock held
vt: make vt_console_print() compatible with the unicode screen buffer
tty/n_hdlc: fix __might_sleep warning
serial: 8250: Fix serial8250 initialization crash
uart: Fix crash in uart_write and uart_put_char
Here are a number of small USB and PHY driver fixes for 5.0-rc4.
Nothing major at all, just the usual selection of USB gadget bugfixes,
some new USB serial driver ids, some SPDX fixes, and some PHY driver
fixes for reported issues.
All of these have been in linux-next for a while with no reported
issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB/PHY fixes from Greg KH:
"Here are a number of small USB and PHY driver fixes for 5.0-rc4.
Nothing major at all, just the usual selection of USB gadget bugfixes,
some new USB serial driver ids, some SPDX fixes, and some PHY driver
fixes for reported issues.
All of these have been in linux-next for a while with no reported
issues"
* tag 'usb-5.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
USB: serial: keyspan_usa: add proper SPDX lines for .h files
USB: EHCI: ehci-mv: add MODULE_DEVICE_TABLE
USB: leds: fix regression in usbport led trigger
usb: chipidea: fix static checker warning for NULL pointer
MAINTAINERS: email address update in MAINTAINERS entries
USB: usbip: delete README file
USB: serial: pl2303: add new PID to support PL2303TB
usb: dwc2: gadget: Fix Remote Wakeup interrupt bit clearing
phy: ath79-usb: Fix the main reset name to match the DT binding
phy: ath79-usb: Fix the power on error path
phy: fix build breakage: add PHY_MODE_SATA
phy: ti: ensure priv is not null before dereferencing it
USB: serial: ftdi_sio: fix GPIO not working in autosuspend
usb: gadget: Potential NULL dereference on allocation error
usb: dwc3: gadget: Fix the uninitialized link_state when udc starts
usb: dwc3: gadget: Clear req->needs_extra_trb flag on cleanup
usb: dwc3: gadget: synchronize_irq dwc irq in suspend
USB: serial: simple: add Motorola Tetra TPG2200 device id
* avoid trying to operate TDLS when not connection,
this is not valid and led to issues
* count TTL-dropped frames in mesh better
* deal with new WiGig channels in regulatory code
* remove a WARN_ON() that can trigger due to benign
races during device/driver registration
* fix nested netlink policy maxattrs (syzkaller)
* fix hwsim n_limits (syzkaller)
* propagate __aligned(2) to a surrounding struct
* return proper error in virt_wifi error path
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Merge tag 'mac80211-for-davem-2019-01-25' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
Johannes Berg says:
====================
Just a few small fixes:
* avoid trying to operate TDLS when not connection,
this is not valid and led to issues
* count TTL-dropped frames in mesh better
* deal with new WiGig channels in regulatory code
* remove a WARN_ON() that can trigger due to benign
races during device/driver registration
* fix nested netlink policy maxattrs (syzkaller)
* fix hwsim n_limits (syzkaller)
* propagate __aligned(2) to a surrounding struct
* return proper error in virt_wifi error path
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
The IBM virtual ethernet driver's polling function continues
to process frames after rescheduling NAPI, resulting in a warning
if it exhausted its budget. Do not restart polling after calling
napi_reschedule. Instead let frames be processed in the following
instance.
Signed-off-by: Thomas Falcon <tlfalcon@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
The ax88772_bind() should return error code immediately when the PHY
was not reset properly through ax88772a_hw_reset().
Otherwise, The asix_get_phyid() will block when get the PHY
Identifier from the PHYSID1 MII registers through asix_mdio_read()
due to the PHY isn't ready. Furthermore, it will produce a lot of
error message cause system crash.As follows:
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to write
reg index 0x0000: -71
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to send
software reset: ffffffb9
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to write
reg index 0x0000: -71
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to enable
software MII access
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to read
reg index 0x0000: -71
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to write
reg index 0x0000: -71
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to enable
software MII access
asix 1-1:1.0 (unnamed net_device) (uninitialized): Failed to read
reg index 0x0000: -71
...
Signed-off-by: Zhang Run <zhang.run@zte.com.cn>
Reviewed-by: Yang Wei <yang.wei9@zte.com.cn>
Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
and Adrian Vladu's first patch fixing a few spelling mistakes.
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Merge tag 'hyperv-fixes-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux
Sasha Levin says:
====================
Hyper-V hv_netvsc commits for 5.0
Three patches from Haiyang Zhang to fix settings hash key using ethtool,
and Adrian Vladu's first patch fixing a few spelling mistakes.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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Merge tag 'linux-can-fixes-for-5.0-20190122' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can
Marc Kleine-Budde says:
====================
pull-request: can 2019-01-22
this is a pull request of 4 patches for net/master.
The first patch by is by Manfred Schlaegl and reverts a patch that caused wrong
warning messages in certain use cases. The next patch is by Oliver Hartkopp for
the bcm that adds sanity checks for the timer value before using it to detect
potential interger overflows. The last two patches are for the flexcan driver,
YueHaibing's patch fixes the the return value in the error path of the
flexcan_setup_stop_mode() function. The second patch is by Uwe Kleine-König and
fixes a NULL pointer deref on older flexcan cores in flexcan_chip_start().
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Procedure mlx4_init_user_cqes() handles returns by copy_to_user
incorrectly. copy_to_user() returns the number of bytes not copied.
Thus, a non-zero return should be treated as a -EFAULT error
(as is done elsewhere in the kernel). However, mlx4_init_user_cqes()
error handling simply returns the number of bytes not copied
(instead of -EFAULT).
Note, though, that this is a harmless bug: procedure mlx4_alloc_cq()
(which is the only caller of mlx4_init_user_cqes()) treats any
non-zero return as an error, but that returned error value is processed
internally, and not passed further up the call stack.
In addition, fixes the following sparse warning:
warning: incorrect type in argument 1 (different address spaces)
expected void [noderef] <asn:1>*to
got void *buf
Fixes: e45678973dcb ("{net, IB}/mlx4: Initialize CQ buffers in the driver when possible")
Reported by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Driver reads the query HCA capabilities without the corresponding masks.
Without the correct masks, the base addresses of the queues are
unaligned. In addition some reserved bits were wrongly read. Using the
correct masks, ensures alignment of the base addresses and allows future
firmware versions safe use of the reserved bits.
Fixes: ab9c17a009ee ("mlx4_core: Modify driver initialization flow to accommodate SRIOV for Ethernet")
Fixes: 0ff1fb654bec ("{NET, IB}/mlx4: Add device managed flow steering firmware API")
Signed-off-by: Aya Levin <ayal@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c:368:13: error: 'dpu_plane_danger_signal_ctrl' defined but not used [-Werror=unused-function]
Fixes: 7b2e7adea732 ("drm/msm/dpu: Make dpu_plane_danger_signal_ctrl void")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Add a few __printf attribute specifiers to routines that
could use them.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Rob Clark <robdclark@gmail.com>
The bindings for Qualcomm opp levels changed after being Acked but
before landing. Thus the code in the GPU driver that was relying on
the old bindings is now broken.
Let's change the code to match the new bindings by adjusting the old
string 'qcom,level' to the new string 'opp-level'. See the patch
("dt-bindings: opp: Introduce opp-level bindings").
NOTE: we will do additional cleanup to totally remove the string from
the code and use the new dev_pm_opp_get_level() but we'll do it in a
future patch. This will facilitate getting the important code fix in
sooner without having to deal with cross-maintainer dependencies.
This patch needs to land before the patch ("arm64: dts: sdm845: Add
gpu and gmu device nodes") since if a tree contains the device tree
patch but not this one you'll get a crash at bootup.
Fixes: 4b565ca5a2cb ("drm/msm: Add A6XX device support")
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Every GPU core only has one interrupt so there isn't any
value in looking up the interrupt by name. Remove the name (which
is legacy anyway) and use platform_get_irq() instead.
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
When debugfs is disabled, but coredump is turned on, the adreno driver fails to build:
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:4: error: 'struct msm_gpu_funcs' has no member named 'show'
.show = adreno_show,
^~~~
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:11: note: (near initialization for 'funcs.base')
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:11: error: initialization of 'void (*)(struct msm_gpu *, struct msm_gem_submit *, struct msm_file_private *)' from incompatible pointer type 'void (*)(struct msm_gpu *, struct msm_gpu_state *, struct drm_printer *)' [-Werror=incompatible-pointer-types]
drivers/gpu/drm/msm/adreno/a3xx_gpu.c:460:11: note: (near initialization for 'funcs.base.submit')
drivers/gpu/drm/msm/adreno/a4xx_gpu.c:546:4: error: 'struct msm_gpu_funcs' has no member named 'show'
drivers/gpu/drm/msm/adreno/a5xx_gpu.c:1460:4: error: 'struct msm_gpu_funcs' has no member named 'show'
drivers/gpu/drm/msm/adreno/a6xx_gpu.c:769:4: error: 'struct msm_gpu_funcs' has no member named 'show'
drivers/gpu/drm/msm/msm_gpu.c: In function 'msm_gpu_devcoredump_read':
drivers/gpu/drm/msm/msm_gpu.c:289:12: error: 'const struct msm_gpu_funcs' has no member named 'show'
Adjust the #ifdef to make it build again.
Fixes: c0fec7f562ec ("drm/msm/gpu: Capture the GPU state on a GPU hang")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Rob Clark <robdclark@gmail.com>
- Fix DM thinp's discard passdown to properly account for extra
reference that is taken to guard against reallocating a block before a
discard has been issued.
- Fix bio-based DM's redundant IO accounting that was occurring for bios
that must be split due to the nature of the DM target (e.g. dm-stripe,
dm-thinp, etc).
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Merge tag 'for-5.0/dm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
Pull device mapper fixes from Mike Snitzer:
- Fix DM crypt's parsing of extended IV arguments.
- Fix DM thinp's discard passdown to properly account for extra
reference that is taken to guard against reallocating a block before
a discard has been issued.
- Fix bio-based DM's redundant IO accounting that was occurring for
bios that must be split due to the nature of the DM target (e.g.
dm-stripe, dm-thinp, etc).
* tag 'for-5.0/dm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
dm: add missing trace_block_split() to __split_and_process_bio()
dm: fix dm_wq_work() to only use __split_and_process_bio() if appropriate
dm: fix redundant IO accounting for bios that need splitting
dm: fix clone_bio() to trigger blk_recount_segments()
dm thin: fix passdown_double_checking_shared_status()
dm crypt: fix parsing of extended IV arguments
Record the priority boost we giving to the preempted client or else we
may end up in a situation where the priority queue no longer matches the
request priority order and so we can end up in an infinite loop of
preempting the same pair of requests.
Fixes: e9eaf82d97a2 ("drm/i915: Priority boost for waiting clients")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190123135155.21562-1-chris@chris-wilson.co.uk
(cherry picked from commit 6e062b60b0b1bd82cac475e63cdb8c451647182b)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Bit 6 in the ANACAP field is used to indicate that the ANA group ID
doesn't change while the namespace is attached to the controller.
There is an optimisation in the code to only allocate space
for the ANA group header, as the namespace list won't change and
hence would not need to be refreshed.
However, this optimisation was never carried over to the actual
workflow, which always assumes that the buffer is large enough
to hold the ANA header _and_ the namespace list.
So drop this optimisation and always allocate enough space.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Under heavy load if we don't have any pre-allocated rsps left, we
dynamically allocate a rsp, but we are not actually allocating memory
for nvme_completion (rsp->req.rsp). In such a case, accessing pointer
fields (req->rsp->status) in nvmet_req_init() will result in crash.
To fix this, allocate the memory for nvme_completion by calling
nvmet_rdma_alloc_rsp()
Fixes: 8407879c("nvmet-rdma:fix possible bogus dereference under heavy load")
Cc: <stable@vger.kernel.org>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Raju Rangoju <rajur@chelsio.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
If the device supports less queues than provided (if the device has less
completion vectors), we might hit a bug due to the fact that we ignore
that in nvme_rdma_map_queues (we override the maps nr_queues with user
opts).
Instead, keep track of how many default/read/poll queues we actually
allocated (rather than asked by the user) and use that to assign our
queue mappings.
Fixes: b65bb777ef22 (" nvme-rdma: support separate queue maps for read and write")
Reported-by: Saleem, Shiraz <shiraz.saleem@intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Currently, we have several problems with the timeout
handler:
1. If we timeout on the controller establishment flow, we will hang
because we don't execute the error recovery (and we shouldn't because
the create_ctrl flow needs to fail and cleanup on its own)
2. We might also hang if we get a disconnet on a queue while the
controller is already deleting. This racy flow can cause the controller
disable/shutdown admin command to hang.
We cannot complete a timed out request from the timeout handler without
mutual exclusion from the teardown flow (e.g. nvme_rdma_error_recovery_work).
So we serialize it in the timeout handler and teardown io and admin
queues to guarantee that no one races with us from completing the
request.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Currently, we have several problems with the timeout
handler:
1. If we timeout on the controller establishment flow, we will hang
because we don't execute the error recovery (and we shouldn't because
the create_ctrl flow needs to fail and cleanup on its own)
2. We might also hang if we get a disconnet on a queue while the
controller is already deleting. This racy flow can cause the controller
disable/shutdown admin command to hang.
We cannot complete a timed out request from the timeout handler without
mutual exclusion from the teardown flow (e.g. nvme_rdma_error_recovery_work).
So we serialize it in the timeout handler and teardown io and admin
queues to guarantee that no one races with us from completing the
request.
Reported-by: Jaesoo Lee <jalee@purestorage.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Xen-swiotlb hooks into the arm/arm64 arch code through a copy of the DMA
DMA mapping operations stored in the struct device arch data.
Switching arm64 to use the direct calls for the merged DMA direct /
swiotlb code broke this scheme. Replace the indirect calls with
direct-calls in xen-swiotlb as well to fix this problem.
Fixes: 356da6d0cde3 ("dma-mapping: bypass indirect calls for dma-direct")
Reported-by: Julien Grall <julien.grall@arm.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
as there was nothing that critical that I had for 5.0.
However, I say that,and then a number of critical fixes come in:
ipmi: fix use-after-free of user->release_barrier.rda
ipmi: Prevent use-after-free in deliver_response
ipmi: msghandler: Fix potential Spectre v1 vulnerabilities
which are obvious candidates for 5.0. Then there is:
ipmi:ssif: Fix handling of multi-part return messages
which is less critical, but it still has some off-by-one things that
are not great, so it seemed appropriate. Some machines are broken
without it. Then:
ipmi: Don't initialize anything in the core until something uses it
It turns out that using SRCU causes large chunks of memory to be used
on big iron machines, even if IPMI is never used. This was causing
some issues for people on those machines.
Everything here is destined for stable.
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Merge tag 'for-linus-5.0' of git://github.com/cminyard/linux-ipmi
Pull IPMI fixes from Corey Minyard:
"I missed the merge window, which wasn't really important at the time
as there was nothing that critical that I had for 5.0.
However, I say that,and then a number of critical fixes come in:
- ipmi: fix use-after-free of user->release_barrier.rda
- ipmi: Prevent use-after-free in deliver_response
- ipmi: msghandler: Fix potential Spectre v1 vulnerabilities
which are obvious candidates for 5.0. Then there is:
- ipmi:ssif: Fix handling of multi-part return messages
which is less critical, but it still has some off-by-one things that
are not great, so it seemed appropriate. Some machines are broken
without it. Then:
- ipmi: Don't initialize anything in the core until something uses it
It turns out that using SRCU causes large chunks of memory to be used
on big iron machines, even if IPMI is never used. This was causing
some issues for people on those machines.
Everything here is destined for stable"
* tag 'for-linus-5.0' of git://github.com/cminyard/linux-ipmi:
ipmi: Don't initialize anything in the core until something uses it
ipmi: fix use-after-free of user->release_barrier.rda
ipmi: Prevent use-after-free in deliver_response
ipmi: msghandler: Fix potential Spectre v1 vulnerabilities
ipmi:ssif: Fix handling of multi-part return messages
- Do not claim to run under z/VM if the hypervisor can not be identified
- Fix crashes due to outdated ASCEs in CR1
- Avoid a deadlock in regard to CPU hotplug
- Really fix the vdso mapping issue for compat tasks
- Avoid crash on restart due to an incorrect stack address
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Merge tag 's390-5.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Martin Schwidefsky:
- Do not claim to run under z/VM if the hypervisor can not be
identified
- Fix crashes due to outdated ASCEs in CR1
- Avoid a deadlock in regard to CPU hotplug
- Really fix the vdso mapping issue for compat tasks
- Avoid crash on restart due to an incorrect stack address
* tag 's390-5.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/smp: Fix calling smp_call_ipl_cpu() from ipl CPU
s390/vdso: correct vdso mapping for compat tasks
s390/smp: fix CPU hotplug deadlock with CPU rescan
s390/mm: always force a load of the primary ASCE on context switch
s390/early: improve machine detection
Use a bitmap to keep track of which partition types we've already seen;
for duplicates, return -EEXIST from efx_ef10_mtd_probe_partition() and
thus skip adding that partition.
Duplicate partitions occur because of the A/B backup scheme used by newer
sfc NICs. Prior to this patch they cause sysfs_warn_dup errors because
they have the same name, causing us not to expose any MTDs at all.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Changing mtu, channels, or buffer sizes ops call to netvsc_attach(),
rndis_set_subchannel(), which always reset the hash key to default
value. That will override hash key changed previously. This patch
fixes the problem by save the hash key, then restore it when we re-
add the netvsc device.
Fixes: ff4a44199012 ("netvsc: allow get/set of RSS indirection table")
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
[sl: fix up subject line]
Signed-off-by: Sasha Levin <sashal@kernel.org>