Re: [PATCH 1/2] ARM: kvm: fix building with gcc-8

On 02/02/18 15:07, Arnd Bergmann wrote: In banked-sr.c, we use a top-level '__asm__(".arch_extension virt")' statement to allow compilation of a multi-CPU kernel for ARMv6 and older ARMv7-A that don't normally support access to the banked registers. This is considered to be a programming error b

Re: [PATCH 5/6] Documentation for Pmalloc

Thanks for the review and apologies for the delay. Replies inlined below. On 30/01/18 19:08, Jonathan Corbet wrote: > On Tue, 30 Jan 2018 17:14:45 +0200 > Igor Stoppa wrote: [...] > Please don't put plain-text files into core-api - that's a directory full ok >> diff --git a/Documentation/core

[PATCH] afs: Support the AFS dynamic root [ver #2]

Support the AFS dynamic root which is a pseudo-volume that doesn't connect to any server resource, but rather is just a root directory that dynamically creates mountpoint directories where the name of such a directory is the name of the cell. Such a mount can be created thus: mount -t afs

Re: [PATCH RFC v2 3/3] drivers: irqchip: pdc: log PDC info in FTRACE

On Fri, 2 Feb 2018, Lina Iyer wrote: > +++ b/include/trace/events/pdc.h > @@ -0,0 +1,55 @@ > +/* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved. > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public Li

Re: [PATCH] kbuild: clang: Disable -Wunused-const-variable warnings

2018-01-30 2:08 GMT+09:00 Prasad Sodagudi : > Currently -Wunused-variable warnings are disabled with > clang and with gcc -Wunused-variable warnings are > enabled, with this setting all unused local variables > would be warned in clang as well. > > Disable -Wunused-const-variable warnings instead o

Re: [PATCH] drm/amd/display: fix incompatible structure layouts

On Fri, Feb 2, 2018 at 4:39 PM, Harry Wentland wrote: > On 2018-02-02 07:31 AM, Arnd Bergmann wrote: >> Building the amd display driver with link-time optimizations revealed a bug > > Curious how I'd go about building with link-time optimizations. I got the idea from last week's LWN article on th

Fix matrix keypad does not response with matrix_keypad driver in specific condition.

in matrix_keypad.c, the function disable_row_irqs() may be called by matrix_keypad_interrupt() or matrix_keypad_stop(), there is race condition to disble irqs. If while matrix_keypad_stop() is calling, and the keypad interrupt is triggered, disable_row_irqs() is called by matrix_keypad_interr

Re: [PATCH] drm/amd/display: fix incompatible structure layouts

On 2018-02-02 11:02 AM, Arnd Bergmann wrote: > On Fri, Feb 2, 2018 at 4:39 PM, Harry Wentland wrote: >> On 2018-02-02 07:31 AM, Arnd Bergmann wrote: >>> Building the amd display driver with link-time optimizations revealed a bug >> >> Curious how I'd go about building with link-time optimizations.

Re: [PATCH] ASoC: codecs: Add support for AK5558 ADC driver

On Fri, Feb 2, 2018 at 5:06 PM, Mark Brown wrote: > On Thu, Feb 01, 2018 at 04:46:56PM +0200, Andy Shevchenko wrote: >> On Thu, Feb 1, 2018 at 3:48 PM, Mark Brown wrote: > >> >> >> > Signed-off-by: Junichi Wakasugi >> >> >> > Signed-off-by: Mihai Serban >> >> >> > Signed-off-by: Shengjiu Wang

Re: [RFC PATCH v4 1/2] fuse: introduce new fs_type flag FS_IMA_NO_CACHE

On Fri, Feb 2, 2018 at 4:33 PM, Mimi Zohar wrote: > On Fri, 2018-02-02 at 10:20 -0500, Mimi Zohar wrote: >> Hi Miklos, >> >> On Tue, 2018-01-30 at 19:06 +0100, Dongsu Park wrote: >> > From: Alban Crequy >> > >> > This new fs_type flag FS_IMA_NO_CACHE means files should be re-measured, >> > re-app

Re: [PATCH] xen: hypercall: fix out-of-bounds memcpy

On Fri, Feb 2, 2018 at 4:53 PM, Dan Carpenter wrote: > On Fri, Feb 02, 2018 at 04:32:31PM +0100, Arnd Bergmann wrote: >> --- a/drivers/xen/fallback.c >> +++ b/drivers/xen/fallback.c >> @@ -7,75 +7,87 @@ >> >> int xen_event_channel_op_compat(int cmd, void *arg) >> { >> - struct evtchn_op op;

Re: [PATCH arm/aspeed/ast2500 v5 1/2] ipmi: add a KCS IPMI BMC driver

On 2018-02-02 21:52, Corey Minyard wrote: On 02/01/2018 08:16 PM, Haiyue Wang wrote: --- v4->v5 - Fix -Wdiscarded-qualifiers 'const' compile warning. - Fix size_t printk compile error. v3->v4 - Change to accept WRITE_START any time. v2->v3 - Update the KCS phase state machine. - Fix the race

Re: [PATCH v6] checkpatch.pl: Add SPDX license tag check

On Fri, Feb 02, 2018 at 05:49:20PM +0200, Igor Stoppa wrote: > On 02/02/18 17:40, Rob Herring wrote: > > Add SPDX license tag check based on the rules defined in > > Shouldn't it also check that the license is compatible? Baby steps please :) > [...] > > > + } elsif ($

[PATCH 0/7] LTO: hacks to build LTO-enabled randconfig kernels

This is a set of patches that I used for build-testing, resulting in a successful build without warnings when combining https://github.com/andikleen/linux-misc#lto-415-2 with the latest linux-next. I sent out all bug fixes that I had a good feeling about, this series is basically crap, but it does

[PATCH 1/7] [HACK] lto: make config.gz symbol visible

building with LTO enabled, I often get warnings about kernel/configs.c being empty when CONFIG_IKCONFIG is disabled: x86_64-linux/bin/nm: kernel/configs.o: no symbols Making the symbol visible is probably not the right solution, but it does get rid of the warning. Signed-off-by: Arnd Bergmann -

Re: [PATCH v6] checkpatch.pl: Add SPDX license tag check

On Fri, 2 Feb 2018 17:12:46 +0100 Greg Kroah-Hartman wrote: > > What is the correct/acceptable license for documentation? > > Creative Commons? AFAIK GPL is for source code. > > > > Googling didn't bring the wished-for enlightenment. > > It depends on what you want to allow the documentation

Re: [PATCH RFC v2 1/3] drivers: irqchip: pdc: Add PDC interrupt controller for QCOM SoCs

Hi Lina, On 02/02/18 14:21, Lina Iyer wrote: > From : Archana Sathyakumar > > The Power Domain Controller (PDC) on QTI SoCs like SDM845 houses an > interrupt controller along with other domain control functions to handle > interrupt related functions like handle falling edge or active low which

[PATCH 2/7] [HACK] x86: lto: always link in library files

Building with LTO on gcc-8, I got many link failures like this: ./ccWpIHzj.ltrans0.ltrans.o: In function `siox_poll_thread': :(.text+0x3042): undefined reference to `memset' ./ccWpIHzj.ltrans0.ltrans.o: In function `iio_push_to_buffers': :(.text+0xdd22): undefined reference to `memcpy' ./ccWpIHzj.

[PATCH 3/7] [HACK] x86: crypto: fix link error with LTO

crypto_it_tab and the other symbols like it are defined in crypto/aes_generic.c and exported for loadable modules. When building with LTO and CONFIG_TRIM_UNUSED_KSYMS, the exports are eliminated, since kbuild fails to take the users in the arch/x86/crypto/aes-i586-asm_32.S assembler file into accou

[PATCH 4/7] [HACK] lto: shut up some warnings

Building with LTO currently causes some annoying warnings: WARNING: modpost: missing MODULE_LICENSE() in drivers/vhost/vhost_scsi.o see include/linux/module.h for more information kallsyms failure: relative symbol value 0x8100 out of range in relative mode The modpost warning is a fa

[PATCH 5/7] [HACK] avoid gcc-8 ICE on LTO

I ran into a build error: /git/arm-soc/net/sctp/sm_sideeffect.c: In function 'sctp_do_sm': /git/arm-soc/net/sctp/sm_sideeffect.c:1155:5: internal compiler error: Segmentation fault int sctp_do_sm(struct net *net, enum sctp_event event_type, ^ 0xa42b7f crash_signal The bug is fixed in mainl

[PATCH 6/7] Kbuild: lto: clean build artifacts

During test-building I filled up my disk with stale files that never got cleaned. This should make sure we remove them all. Signed-off-by: Arnd Bergmann --- scripts/link-vmlinux.sh | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlin

[PATCH 7/7] Kbuild: lto: pass -m32/-m64 to to LDFINAL

Building randconfig kernels with a biarch compiler fails with LTO when the final link uses a different target architecture compared to the earlier compilation stages. Setting -m32 or -m64 in ${LDFINAL} solves this problem, though my feeling is that there is a better way to do this. There might als

s390 unistd.h & perf

Hi Hendrik, I noticed, after fast forwarding my perf/urgent branch to torvalds/master, that this appears in my perf build: Warning: Kernel ABI header at 'tools/arch/s390/include/uapi/asm/unistd.h' differs from latest version at 'arch/s390/include/uapi/asm/unistd.h' Looking at th

Re: [PATCH 1/2] ARM: kvm: fix building with gcc-8

On 02/02/18 15:55, Robin Murphy wrote: On 02/02/18 15:07, Arnd Bergmann wrote: In banked-sr.c, we use a top-level '__asm__(".arch_extension virt")' statement to allow compilation of a multi-CPU kernel for ARMv6 and older ARMv7-A that don't normally support access to the banked registers. This i

Re: [PATCH RFC v2 2/3] dt-bindings/interrupt-controller: pdc: descibe PDC device binding

On 02/02/18 14:21, Lina Iyer wrote: > From: Archana Sathyakumar > > Add device binding documentation for the PDC Interrupt controller on > QCOM SoC's like the SDM845. The interrupt-controller can be used to > sense edge low interrupts and wakeup interrupts when the GIC is > non-operational. > >

Re: [PATCH 1/2] ARM: kvm: fix building with gcc-8

On Fri, Feb 2, 2018 at 5:23 PM, Robin Murphy wrote: > On 02/02/18 15:55, Robin Murphy wrote: >> >> On 02/02/18 15:07, Arnd Bergmann wrote: >>> >>> In banked-sr.c, we use a top-level '__asm__(".arch_extension virt")' >>> statement to allow compilation of a multi-CPU kernel for ARMv6 >>> and older A

Re: [PATCH] drm/msm/adreno/a5xx_debugfs: fix potential NULL pointer dereference

On Fri, Feb 02, 2018 at 06:32:23AM -0600, Gustavo A. R. Silva wrote: > _minor_ is being dereferenced before it is null checked, hence there > is a potential null pointer dereference. Fix this by moving the pointer > dereference after _minor_ has been null checked. > > Fixes: 024ad8df763f ("drm/msm

Re: [PATCH 1/2] ARM: kvm: fix building with gcc-8

On 02/02/18 16:29, Arnd Bergmann wrote: On Fri, Feb 2, 2018 at 5:23 PM, Robin Murphy wrote: On 02/02/18 15:55, Robin Murphy wrote: On 02/02/18 15:07, Arnd Bergmann wrote: In banked-sr.c, we use a top-level '__asm__(".arch_extension virt")' statement to allow compilation of a multi-CPU kerne

[PATCH] mac80211: remove redundant initialization to pointer 'hdr'

From: Colin Ian King The pointer hrd is being initialized with a value that is never read and re-assigned a little later, hence the initialization is redundant and can be removed. Cleans up clang warning: net/mac80211/tx.c:1924:24: warning: Value stored to 'hdr' during its initialization is neve

Re: [PATCH v4 02/10] ufs: sysfs: device descriptor

On Fri, 2018-02-02 at 08:17 +0100, gre...@linuxfoundation.org wrote: > On Fri, Feb 02, 2018 at 12:25:46AM +, Bart Van Assche wrote: > > On Thu, 2018-02-01 at 18:15 +0200, Stanislav Nijnikov wrote: > > > +enum ufs_desc_param_size { > > > + UFS_PARAM_BYTE_SIZE = 1, > > > + UFS_PARAM_WORD_SIZE

Re: [PATCH 2/2] Kbuild: always define endianess in kconfig.h

Hi Arnd, 2018-02-03 0:40 GMT+09:00 Arnd Bergmann : > Build testing with LTO found a couple of files that get compiled > differently depending on whether asm/byteorder.h gets included early > enough or not. In particular, include/asm-generic/qrwlock_types.h is > affected by this, but there are pro

Re: [PATCH RFC v2 3/3] drivers: irqchip: pdc: log PDC info in FTRACE

On Fri, 2 Feb 2018 07:22:00 -0700 Lina Iyer wrote: Hi Lina, This looks really good. I have one nit below. > From: Archana Sathyakumar > > Log key PDC pin configuration in FTRACE. > > Cc: Steven Rostedt > Signed-off-by: Archana Sathyakumar > Signed-off-by: Lina Iyer > --- > drivers/irqc

Re: [PATCH] xen: hypercall: fix out-of-bounds memcpy

On Fri, Feb 02, 2018 at 05:11:02PM +0100, Arnd Bergmann wrote: > On Fri, Feb 2, 2018 at 4:53 PM, Dan Carpenter > wrote: > > On Fri, Feb 02, 2018 at 04:32:31PM +0100, Arnd Bergmann wrote: > >> switch (cmd) { > >> + case EVTCHNOP_bind_interdomain: > >> + len = sizeof(struct ev

Re: [PATCH 2/2] ARM: xscale: fix gcc-8 build

On Fri, 2 Feb 2018, Arnd Bergmann wrote: > We use a hack in xscale-cp0.c to allow building it for ARMv4 while > also using ARMv5TE and iWMMXt specific inline assembly, by > adding a top-level asm statement. > > Unfortunately that hack no longer works with gcc-8, since it will > revert back to the

Re: [PATCH RFC v2 1/3] drivers: irqchip: pdc: Add PDC interrupt controller for QCOM SoCs

On Fri, Feb 02 2018 at 16:21 +, Marc Zyngier wrote: Hi Lina, On 02/02/18 14:21, Lina Iyer wrote: From : Archana Sathyakumar The Power Domain Controller (PDC) on QTI SoCs like SDM845 houses an interrupt controller along with other domain control functions to handle interrupt related functi

Re: [PATCH RFC v2 1/3] drivers: irqchip: pdc: Add PDC interrupt controller for QCOM SoCs

All valid comments. Will fix them all in the next rev. Thanks Thomas. -- Lina On Fri, Feb 02 2018 at 15:37 +, Thomas Gleixner wrote: On Fri, 2 Feb 2018, Lina Iyer wrote: +static inline void pdc_enable_intr(struct irq_data *d, bool on) +{ + int pin_out = d->hwirq; + u32 index,

Re: [PATCH 2/2] Kbuild: always define endianess in kconfig.h

On Fri, Feb 2, 2018 at 5:31 PM, Masahiro Yamada wrote: > 2018-02-03 0:40 GMT+09:00 Arnd Bergmann : >> --- >> include/linux/kconfig.h | 6 ++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/include/linux/kconfig.h b/include/linux/kconfig.h >> index fec5076eda91..cc8fa109cfa3 100644 >> -

[PATCH] i2c-ibm_iic: Delete an error message for a failed memory allocation in iic_probe()

From: Markus Elfring Date: Fri, 2 Feb 2018 17:24:57 +0100 Omit an extra message for a memory allocation failure in this function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/i2c/busses/i2c-ibm_iic.c | 4 +--- 1 file changed, 1 insertion(

Re: [PATCH 3/6] struct page: add field for vm_struct

On 01/02/18 23:11, Kees Cook wrote: > IIUC, he means PageHead(), which is also hard to grep for, since it is > a constructed name, via Page##uname in include/linux/page-flags.h: > > __PAGEFLAG(Head, head, PF_ANY) CLEARPAGEFLAG(Head, head, PF_ANY) Thank you, I'll try to provide a meaningful rep

Re: [PATCH RFC v2 2/3] dt-bindings/interrupt-controller: pdc: descibe PDC device binding

On Fri, Feb 02 2018 at 16:28 +, Marc Zyngier wrote: On 02/02/18 14:21, Lina Iyer wrote: From: Archana Sathyakumar Add device binding documentation for the PDC Interrupt controller on QCOM SoC's like the SDM845. The interrupt-controller can be used to sense edge low interrupts and wakeup in

RE: [PATCH] net: cxgb4: avoid memcpy beyond end of source buffer

From: Arnd Bergmann > Sent: 02 February 2018 15:19 > > Building with link-time-optimizations revealed that the cxgb4 driver does > a fixed-size memcpy() from a variable-length constant string into the > network interface name: ... > I can see two equally workable solutions: either we use a strncpy

[PATCH net] Revert "defer call to mem_cgroup_sk_alloc()"

This patch effectively reverts commit 9f1c2674b328 ("net: memcontrol: defer call to mem_cgroup_sk_alloc()"). Moving mem_cgroup_sk_alloc() to the inet_csk_accept() completely breaks memcg socket memory accounting, as packets received before memcg pointer initialization are not accounted and are cau

Re: [RESEND RFC PATCH V3] sched: Improve scalability of select_idle_sibling using SMT balance

On 2/1/2018 7:33 AM, Peter Zijlstra wrote: > On Mon, Jan 29, 2018 at 03:31:02PM -0800, subhra mazumdar wrote: >> +#ifdef CONFIG_SCHED_SMT >> + >> +/* >> + * From sd_llc downward update the SMT utilization. > > Please don't use utilization for this, we already use that word for > something else. >

Re: [RFC PATCH v4 1/2] fuse: introduce new fs_type flag FS_IMA_NO_CACHE

On Fri, 2018-02-02 at 17:10 +0100, Miklos Szeredi wrote: > On Fri, Feb 2, 2018 at 4:33 PM, Mimi Zohar wrote: > > On Fri, 2018-02-02 at 10:20 -0500, Mimi Zohar wrote: > >> Hi Miklos, > >> > >> On Tue, 2018-01-30 at 19:06 +0100, Dongsu Park wrote: > >> > From: Alban Crequy > >> > > >> > This new fs

[PATCH 4.4 10/67] bpf: reject stores into ctx via st and xadd

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Daniel Borkmann [ upstream commit f37a8cb84cce18762e8f86a70bd6a49a66ab964c ] Alexei found that verifier does not reject stores into context via BPF_ST instead of BPF_STX. And while looking at i

[PATCH 4.4 11/67] x86/pti: Make unpoison of pgd for trusted boot work for real

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Dave Hansen commit 445b69e3b75e42362a5bdc13c8b8f61599e2228a upstream. The inital fix for trusted boot and PTI potentially misses the pgd clearing if pud_alloc() sets a PGD. It probably works i

[PATCH 4.4 14/67] crypto: aesni - handle zero length dst buffer

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Stephan Mueller commit 9c674e1e2f9e24fa4392167efe343749008338e0 upstream. GCM can be invoked with a zero destination buffer. This is possible if the AAD and the ciphertext have zero lengths and

[PATCH 4.4 13/67] ALSA: seq: Make ioctls race-free

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Takashi Iwai commit b3defb791b26ea0683a93a4f49c77ec45ec96f10 upstream. The ALSA sequencer ioctls have no protection against racy calls while the concurrent operations may lead to interfere with

[PATCH 4.4 15/67] crypto: af_alg - whitelist mask and type

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Stephan Mueller commit bb30b8848c85e18ca7e371d0a869e94b3e383bdf upstream. The user space interface allows specifying the type and mask field used to allocate the cipher. Only a subset of the po

[PATCH 4.4 18/67] gpio: ath79: add missing MODULE_DESCRIPTION/LICENSE

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 539340f37e6d6ed4cd93e8e18c9b2e4eafd4b842 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.4 19/67] mtd: nand: denali_pci: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit d822401d1c6898a4a4ee03977b78b8cec402e88a upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.4 17/67] gpio: iop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 97b03136e1b637d7a9d2274c099e44ecf23f1103 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.4 05/67] bpf: introduce BPF_JIT_ALWAYS_ON config

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Alexei Starovoitov [ upstream commit 290af86629b25ffd1ed6232c4e9107da031705cb ] The BPF interpreter has been used as part of the spectre 2 attack CVE-2017-5715. A quote from goolge project zer

[PATCH 4.4 04/67] bpf: fix bpf_tail_call() x64 JIT

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Alexei Starovoitov [ upstream commit 90caccdd8cc0215705f18b92771b449b01e2474a ] - bpf prog_array just like all other types of bpf array accepts 32-bit index. Clarify that in the comment. - fi

[PATCH 4.4 08/67] bpf: fix divides by zero

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ upstream commit c366287ebd698ef5e3de300d90cd62ee9ee7373e ] Divides by zero are not nice, lets avoid them if possible. Also do_div() seems not needed when dealing with 32bit oper

[PATCH 4.4 34/67] mac80211: fix the update of path metric for RANN frame

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Chun-Yeow Yeoh [ Upstream commit fbbdad5edf0bb59786a51b94a9d006bc8c2da9a2 ] The previous path metric update from RANN frame has not considered the own link metric toward the transmitting mesh

[PATCH 4.4 35/67] btrfs: fix deadlock when writing out space cache

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Josef Bacik [ Upstream commit b77000ed558daa3bef0899d29bf171b8c9b5e6a8 ] If we fail to prepare our pages for whatever reason (out of memory in our case) we need to make sure to drop the block_

[PATCH 4.4 07/67] bpf: avoid false sharing of map refcount with max_entries

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Daniel Borkmann [ upstream commit be95a845cc4402272994ce290e3ad928aff06cb9 ] In addition to commit b2157399cc98 ("bpf: prevent out-of-bounds speculation") also change the layout of struct bpf_m

[PATCH 4.4 39/67] nfsd: Ensure we check stateid validity in the seqid operation checks

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Trond Myklebust [ Upstream commit 9271d7e509c1bfc0b9a418caec29ec8d1ac38270 ] After taking the stateid st_mutex, we want to know that the stateid still represents valid state before performing

[PATCH 4.4 38/67] nfsd: CLOSE SHOULD return the invalid special stateid for NFSv4.x (x>0)

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Trond Myklebust [ Upstream commit fb500a7cfee7f2f447d2bbf30cb59629feab6ac1 ] Signed-off-by: Trond Myklebust Signed-off-by: J. Bruce Fields Signed-off-by: Sasha Levin Signed-off-by: Greg Kro

[PATCH 4.4 37/67] xen-netfront: remove warning when unloading module

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Eduardo Otubo [ Upstream commit 5b5971df3bc2775107ddad164018a8a8db633b81 ] v2: * Replace busy wait with wait_event()/wake_up_all() * Cannot garantee that at the time xennet_remove is called,

[PATCH 4.4 43/67] hwmon: (pmbus) Use 64bit math for DIRECT format values

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Robert Lippert [ Upstream commit bd467e4eababe4c04272c1e646f066db02734c79 ] Power values in the 100s of watt range can easily blow past 32bit math limits when processing everything in microwat

[PATCH 4.4 44/67] net: ethernet: xilinx: Mark XILINX_LL_TEMAC broken on 64-bit

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Geert Uytterhoeven [ Upstream commit 15bfe05c8d6386f1a90e9340d15336e85e32aad6 ] On 64-bit (e.g. powerpc64/allmodconfig): drivers/net/ethernet/xilinx/ll_temac_main.c: In function 'temac_s

[PATCH 4.4 42/67] lockd: fix "list_add double add" caused by legacy signal interface

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Vasily Averin [ Upstream commit 81833de1a46edce9ca20cfe079872ac1c20ef359 ] restart_grace() uses hardcoded init_net. It can cause to "list_add double add" in following scenario: 1) nfsd and lo

[PATCH 4.4 45/67] quota: Check for register_shrinker() failure.

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Tetsuo Handa [ Upstream commit 88bc0ede8d35edc969350852894dc864a2dc1859 ] register_shrinker() might return -ENOMEM error since Linux 3.12. Call panic() as with other failure checks in this fun

[PATCH 4.4 55/67] usb: option: Add support for FS040U modem

4.4-stable review patch. If anyone has any objections, please let me know. -- From: OKAMOTO Yoshiaki commit 69341bd15018da0a662847e210f9b2380c71e623 upstream. FS040U modem is manufactured by omega, and sold by Fujisoft. This patch adds ID of the modem to use option1 driver. In

[PATCH 4.4 31/67] drm/amdkfd: Fix SDMA ring buffer size calculation

4.4-stable review patch. If anyone has any objections, please let me know. -- From: shaoyunl [ Upstream commit d12fb13f23199faa7e536acec1db49068e5a067d ] ffs function return the position of the first bit set on 1 based. (bit zero returns 1). Signed-off-by: shaoyun liu Signe

[PATCH 4.4 49/67] xfs: ubsan fixes

4.4-stable review patch. If anyone has any objections, please let me know. -- From: "Darrick J. Wong" [ Upstream commit 22a6c83777ac7c17d6c63891beeeac24cf5da450 ] Fix some complaints from the UBSAN about signed integer addition overflows. Signed-off-by: Darrick J. Wong Revi

[PATCH 4.4 58/67] CDC-ACM: apply quirk for card reader

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Oliver Neukum commit df1cc78a52491f71d8170d513d0f6f114faa1bda upstream. This devices drops random bytes from messages if you talk to it too fast. Signed-off-by: Oliver Neukum Signed-off-by: G

[PATCH 4.4 64/67] usb: uas: unconditionally bring back host after reset

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Oliver Neukum commit cbeef22fd611c4f47c494b821b2b105b8af970bb upstream. Quoting Hans: If we return 1 from our post_reset handler, then our disconnect handler will be called immediately afterwa

[PATCH 4.4 63/67] usb: f_fs: Prevent gadget unbind if it is already unbound

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Hemant Kumar commit ce5bf9a50daf2d9078b505aca1cea22e88ecb94a upstream. Upon usb composition switch there is possibility of ep0 file release happening after gadget driver bind. In case of compos

[PATCH 4.4 62/67] USB: serial: simple: add Motorola Tetra driver

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold commit 46fe895e22ab3845515ec06b01eaf1282b342e29 upstream. Add new Motorola Tetra (simple) driver for Motorola Solutions TETRA PEI devices. D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=

[PATCH 4.4 67/67] spi: imx: do not access registers while clocks disabled

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Stefan Agner commit d593574aff0ab846136190b1729c151c736727ec upstream. Since clocks are disabled except during message transfer clocks are also disabled when spi_imx_remove gets called. Accessi

[PATCH 4.9 05/86] gpio: stmpe: i2c transfer are forbiden in atomic context

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Patrice Chotard commit b888fb6f2a278442933e3bfab70262e9a5365fb3 upstream. Move the workaround from stmpe_gpio_irq_unmask() which is executed in atomic context to stmpe_gpio_irq_sync_unlock() wh

[PATCH 4.9 02/86] net/mlx5: Define interface bits for fencing UMR wqe

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Max Gurtovoy commit 1410a90ae449061b7e1ae19d275148f36948801b upstream. HW can implement UMR wqe re-transmission in various ways. Thus, add HCA cap to distinguish the needed fence for UMR to mak

[PATCH 4.9 06/86] gpio: Fix kernel stack leak to userspace

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Linus Walleij commit 24bd3efc9d1efb5f756a7c6f807a36ddb6adc671 upstream. The GPIO event descriptor was leaking kernel stack to userspace because we don't zero the variable before use. Ooops. Fix

[PATCH 4.9 09/86] crypto: sha3-generic - fixes for alignment and big endian operation

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Ard Biesheuvel commit c013cee99d5a18aec8c71fee8f5f41369cd12595 upstream. Ensure that the input is byte swabbed before injecting it into the SHA3 transform. Use the get_unaligned() accessor for

[PATCH 4.9 12/86] power: reset: zx-reboot: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 348c7cf5fcbcb68838255759d4cb45d039af36d2 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.9 00/86] 4.9.80-stable review

This is the start of the stable review cycle for the 4.9.80 release. There are 86 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be made by Sun Feb 4 14:07:37 UTC 2018. Anything receive

[PATCH 4.9 25/86] ACPI / bus: Leave modalias empty for devices which are not present

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Hans de Goede [ Upstream commit 10809bb976648ac58194a629e3d7af99e7400297 ] Most Bay and Cherry Trail devices use a generic DSDT with all possible peripheral devices present in the DSDT, with t

[PATCH 4.9 29/86] drm/amdgpu: Fix SDMA load/unload sequence on HWS disabled mode

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Felix Kuehling [ Upstream commit cf21654b40968609779751b34e7923180968fe5b ] Fix the SDMA load and unload sequence as suggested by HW document. Signed-off-by: shaoyun liu Signed-off-by: Felix

[PATCH 4.9 13/86] gpio: iop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 97b03136e1b637d7a9d2274c099e44ecf23f1103 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.9 30/86] drm/amdkfd: Fix SDMA ring buffer size calculation

4.9-stable review patch. If anyone has any objections, please let me know. -- From: shaoyunl [ Upstream commit d12fb13f23199faa7e536acec1db49068e5a067d ] ffs function return the position of the first bit set on 1 based. (bit zero returns 1). Signed-off-by: shaoyun liu Signe

[PATCH 4.9 35/86] reiserfs: remove unneeded i_version bump

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Jeff Layton [ Upstream commit 9f97df50c52c2887432debb6238f4e43567386a5 ] The i_version field in reiserfs is not initialized and is only ever updated here. Nothing ever views it, so just remove

[PATCH 4.9 34/86] btrfs: fix deadlock when writing out space cache

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Josef Bacik [ Upstream commit b77000ed558daa3bef0899d29bf171b8c9b5e6a8 ] If we fail to prepare our pages for whatever reason (out of memory in our case) we need to make sure to drop the block_

[PATCH 4.9 39/86] xen-netfront: remove warning when unloading module

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Eduardo Otubo [ Upstream commit 5b5971df3bc2775107ddad164018a8a8db633b81 ] v2: * Replace busy wait with wait_event()/wake_up_all() * Cannot garantee that at the time xennet_remove is called,

[PATCH 4.9 41/86] nfsd: CLOSE SHOULD return the invalid special stateid for NFSv4.x (x>0)

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Trond Myklebust [ Upstream commit fb500a7cfee7f2f447d2bbf30cb59629feab6ac1 ] Signed-off-by: Trond Myklebust Signed-off-by: J. Bruce Fields Signed-off-by: Sasha Levin Signed-off-by: Greg Kro

[PATCH 4.9 42/86] nfsd: Ensure we check stateid validity in the seqid operation checks

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Trond Myklebust [ Upstream commit 9271d7e509c1bfc0b9a418caec29ec8d1ac38270 ] After taking the stateid st_mutex, we want to know that the stateid still represents valid state before performing

[PATCH 4.9 43/86] grace: replace BUG_ON by WARN_ONCE in exit_net hook

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Vasily Averin [ Upstream commit b872285751c1af010e12d02bce7069e2061a58ca ] Signed-off-by: Vasily Averin Signed-off-by: J. Bruce Fields Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-H

[PATCH 4.9 46/86] hwmon: (pmbus) Use 64bit math for DIRECT format values

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Robert Lippert [ Upstream commit bd467e4eababe4c04272c1e646f066db02734c79 ] Power values in the 100s of watt range can easily blow past 32bit math limits when processing everything in microwat

[PATCH 4.9 15/86] mtd: nand: denali_pci: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit d822401d1c6898a4a4ee03977b78b8cec402e88a upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.9 17/86] drm/vc4: Account for interrupts in flight

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Stefan Schake [ Upstream commit 253696ccd613fbdaa5aba1de44c461a058e0a114 ] Synchronously disable the IRQ to make the following cancel_work_sync invocation effective. An interrupt in flight co

Re: [PATCH 5/7] [HACK] avoid gcc-8 ICE on LTO

On Fri, 2018-02-02 at 17:21 +0100, Arnd Bergmann wrote: > I ran into a build error: > > /git/arm-soc/net/sctp/sm_sideeffect.c: In function 'sctp_do_sm': > /git/arm-soc/net/sctp/sm_sideeffect.c:1155:5: internal compiler error: > Segmentation fault > int sctp_do_sm(struct net *net, enum sctp_event

[PATCH 4.9 19/86] cpupower : Fix cpupower working when cpu0 is offline

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Abhishek Goel [ Upstream commit dbdc468f35ee827cab2753caa1c660bdb832243a ] cpuidle_monitor used to assume that cpu0 is always online which is not a valid assumption on POWER machines. This pat

[PATCH 4.9 18/86] cpupowerutils: bench - Fix cpu online check

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Abhishek Goel [ Upstream commit 53d1cd6b125fb9d69303516a1179ebc3b72f797a ] cpupower_is_cpu_online was incorrectly checking for 0. This patch fixes this by checking for 1 when the cpu is online

[PATCH 4.9 16/86] igb: Free IRQs when device is hotplugged

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Lyude Paul commit 888f22931478a05bc81ceb7295c626e1292bf0ed upstream. Recently I got a Caldigit TS3 Thunderbolt 3 dock, and noticed that upon hotplugging my kernel would immediately crash due to

[PATCH 4.9 60/86] drm/omap: Fix error handling path in omap_dmm_probe()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Christophe JAILLET [ Upstream commit 8677b1ac2db021ab30bb1fa34f1e56ebe0051ec3 ] If we don't find a matching device node, we must free the memory allocated in 'omap_dmm' a few lines above. Fix

[PATCH 4.9 11/86] HID: wacom: EKR: ensure devres groups at higher indexes are released

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Aaron Armstrong Skomra commit 791ae273731fa85d3332e45064dab177ae663e80 upstream. Background: ExpressKey Remotes communicate their events via usb dongle. Each dongle can hold up to 5 pairings at

[PATCH 4.9 61/86] xfs: ubsan fixes

4.9-stable review patch. If anyone has any objections, please let me know. -- From: "Darrick J. Wong" [ Upstream commit 22a6c83777ac7c17d6c63891beeeac24cf5da450 ] Fix some complaints from the UBSAN about signed integer addition overflows. Signed-off-by: Darrick J. Wong Revi

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