[PATCH 4.14 11/22] Revert "defer call to mem_cgroup_sk_alloc()"

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Roman Gushchin [ Upstream commit edbe69ef2c90fc86998a74b08319a01c508bd497 ] This patch effectively reverts commit 9f1c2674b328 ("net: memcontrol: defer call to mem_cgroup_sk_alloc()"). Movin

[PATCH 4.14 12/22] net: ipv6: send unsolicited NA after DAD

4.14-stable review patch. If anyone has any objections, please let me know. -- From: David Ahern [ Upstream commit c76fe2d98c726224a975a0d0198c3fb50406d325 ] Unsolicited IPv6 neighbor advertisements should be sent after DAD completes. Update ndisc_send_unsol_na to skip tentat

[PATCH 4.14 13/22] rocker: fix possible null pointer dereference in rocker_router_fib_event_work

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Jiri Pirko [ Upstream commit a83165f00f16c0e0ef5b7cec3cbd0d4788699265 ] Currently, rocker user may experience following null pointer derefence bug: [3.062141] BUG: unable to handle kerne

[PATCH 4.14 14/22] tcp_bbr: fix pacing_gain to always be unity when using lt_bw

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Neal Cardwell [ Upstream commit 3aff3b4b986e51bcf4ab249e5d48d39596e0df6a ] This commit fixes the pacing_gain to remain at BBR_UNIT (1.0) when using lt_bw and returning from the PROBE_RTT stat

[PATCH 4.14 17/22] media: mtk-vcodec: add missing MODULE_LICENSE/DESCRIPTION

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit ccbc1e3876d5476fc23429690a683294ef0f755b upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE(

[PATCH 4.14 20/22] arch: define weak abort()

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Sudip Mukherjee commit 7c2c11b208be09c156573fc0076b7b3646e05219 upstream. gcc toggle -fisolate-erroneous-paths-dereference (default at -O2 onwards) isolates faulty code paths such as null poin

Re: [PATCH 00/31 v2] PTI support for x86_32

On 09/02/18 13:35, Joerg Roedel wrote: > Hi Juergen, > > On Fri, Feb 09, 2018 at 01:11:42PM +0100, Juergen Gross wrote: >> On 09/02/18 10:25, Joerg Roedel wrote: >>> XENPV is also untested from my side, but I added checks to >>> not do the stack switches in the entry-code when XENPV is >>> enabled,

[PATCH 4.14 05/22] net: igmp: add a missing rcu locking section

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit e7aadb27a5415e8125834b84a74477bfbee4eff5 ] Newly added igmpv3_get_srcaddr() needs to be called under rcu lock. Timer callbacks do not ensure this locking. ===

[PATCH 4.14 04/22] ip6mr: fix stale iterator

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Nikolay Aleksandrov [ Upstream commit 4adfa79fc254efb7b0eb3cd58f62c2c3f805f1ba ] When we dump the ip6mr mfc entries via proc, we initialize an iterator with the table to dump but we don't cle

[PATCH 4.14 06/22] qlcnic: fix deadlock bug

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Junxiao Bi [ Upstream commit 233ac3891607f501f08879134d623b303838f478 ] The following soft lockup was caught. This is a deadlock caused by recusive locking. Process kworker/u40:1:28016 was h

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

On 06/02/18 14:37, Matthew Wilcox wrote: [...] > LOCAL variable names should be short, and to the point. [...] > (Documentation/process/coding-style.rst) ok, will do, thanks for the pointer! -- igor

[PATCH 4.15 01/23] ip6mr: fix stale iterator

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Nikolay Aleksandrov [ Upstream commit 4adfa79fc254efb7b0eb3cd58f62c2c3f805f1ba ] When we dump the ip6mr mfc entries via proc, we initialize an iterator with the table to dump but we don't cle

[PATCH 4.15 10/23] Revert "defer call to mem_cgroup_sk_alloc()"

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Roman Gushchin [ Upstream commit edbe69ef2c90fc86998a74b08319a01c508bd497 ] This patch effectively reverts commit 9f1c2674b328 ("net: memcontrol: defer call to mem_cgroup_sk_alloc()"). Movin

user_namespace: add aux data

Hi folks, is there any way for drivers to add aux data to user namespaces ? I'm currently implementing plan9-like capabilities authentication, and I'd like to keep this separate by user-ns. --mtx -- Enrico Weigelt, metux IT consult Free software and Linux embedded engineering i...@metux.net -

Re: [GIT PULL] arm64 spectre and meltdown mitigations for -stable

On Fri, Feb 09, 2018 at 02:49:57PM +0100, Greg KH wrote: > On Fri, Feb 09, 2018 at 01:48:11PM +, Will Deacon wrote: > > Hi Greg, > > > > I've put together a tag which includes all of the upstream arm64 spectre and > > meltdown mitigations based on v4.15. Please could you consider taking this >

[PATCH 4.15 13/23] tcp_bbr: fix pacing_gain to always be unity when using lt_bw

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Neal Cardwell [ Upstream commit 3aff3b4b986e51bcf4ab249e5d48d39596e0df6a ] This commit fixes the pacing_gain to remain at BBR_UNIT (1.0) when using lt_bw and returning from the PROBE_RTT stat

[PATCH 4.15 14/23] cls_u32: add missing RCU annotation.

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Paolo Abeni [ Upstream commit 058a6c033488494a6b1477b05fe8e1a16e344462 ] In a couple of points of the control path, n->ht_down is currently accessed without the required RCU annotation. The a

[PATCH 4.15 17/23] net_sched: get rid of rcu_barrier() in tcf_block_put_ext()

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Cong Wang [ Upstream commit efbf78973978b0d25af59bc26c8013a942af6e64 ] Both Eric and Paolo noticed the rcu_barrier() we use in tcf_block_put_ext() could be a performance bottleneck when we ha

[PATCH 4.15 19/23] media: mtk-vcodec: add missing MODULE_LICENSE/DESCRIPTION

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit ccbc1e3876d5476fc23429690a683294ef0f755b upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE(

Re: [GIT PULL] arm64 spectre and meltdown mitigations for -stable

On Fri, Feb 09, 2018 at 01:48:11PM +, Will Deacon wrote: > Hi Greg, > > I've put together a tag which includes all of the upstream arm64 spectre and > meltdown mitigations based on v4.15. Please could you consider taking this > into the 4.15 stable tree? > > I understand that Ard (cc'd) is us

[PATCH 4.15 18/23] net: sched: fix use-after-free in tcf_block_put_ext

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Jiri Pirko [ Upstream commit df45bf84e4f5a48f23d4b1a07d21d566e8b587b2 ] Since the block is freed with last chain being put, once we reach the end of iteration of list_for_each_entry_safe, the

[PATCH 4.15 22/23] gpio: uniphier: fix mismatch between license text and MODULE_LICENSE

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Masahiro Yamada commit 13f9d59cef91a027bb338fc79b564fafa7680cd8 upstream. The comment block of this file indicates GPL-2.0 "only", while the MODULE_LICENSE is GPL-2.0 "or later", as include/li

[GIT PULL] arm64 spectre and meltdown mitigations for -stable

Hi Greg, I've put together a tag which includes all of the upstream arm64 spectre and meltdown mitigations based on v4.15. Please could you consider taking this into the 4.15 stable tree? I understand that Ard (cc'd) is using this stack to create a version for 4.14 too. Note that there are two c

[PATCH 4.15 06/23] tcp: release sk_frag.page in tcp_disconnect

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Li RongQing [ Upstream commit 9b42d55a66d388e4dd5550107df051a9637564fc ] socket can be disconnected and gets transformed back to a listening socket, if sk_frag.page is not released, which wil

[PATCH 4.15 08/23] ipv6: addrconf: break critical section in addrconf_verify_rtnl()

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit e64e469b9a2c22d41b3dd7172118760cec22d473 ] Heiner reported a lockdep splat [1] This is caused by attempting GFP_KERNEL allocation while RCU lock is held and BH

[PATCH 4.15 09/23] ipv6: change route cache aging logic

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Wei Wang [ Upstream commit 31afeb425f7fad8bcf9561aeb0b8405479f97a98 ] In current route cache aging logic, if a route has both RTF_EXPIRE and RTF_GATEWAY set, the route will only be removed if

[PATCH 4.15 02/23] net: igmp: add a missing rcu locking section

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit e7aadb27a5415e8125834b84a74477bfbee4eff5 ] Newly added igmpv3_get_srcaddr() needs to be called under rcu lock. Timer callbacks do not ensure this locking. ===

[PATCH 4.15 05/23] r8169: fix RTL8168EP take too long to complete driver initialization.

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Chunhao Lin [ Upstream commit 086ca23d03c0d2f4088f472386778d293e15c5f6 ] Driver check the wrong register bit in rtl_ocp_tx_cond() that keep driver waiting until timeout. Fix this by waiting

[PATCH 4.15 03/23] qlcnic: fix deadlock bug

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Junxiao Bi [ Upstream commit 233ac3891607f501f08879134d623b303838f478 ] The following soft lockup was caught. This is a deadlock caused by recusive locking. Process kworker/u40:1:28016 was h

[PATCH 4.15 20/23] media: soc_camera: soc_scale_crop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 5331aec1bf9c9da557668174e0a4bfcee39f1121 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE(

[PATCH 4.15 21/23] media: tegra-cec: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 20772c1a6f0e03d4231e2b539863987fa0c94e89 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE(

[PATCH 4.15 07/23] vhost_net: stop device during reset owner

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Jason Wang [ Upstream commit 4cd879515d686849eec5f718aeac62a70b067d82 ] We don't stop device before reset owner, this means we could try to serve any virtqueue kick before reset dev->worker.

[PATCH 4.15 00/23] 4.15.3-stable review

This is the start of the stable review cycle for the 4.15.3 release. There are 23 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 11 13:39:20 UTC 2018. Anything receive

Re: [PATCH 1/3] Revert "PCI: dwc: Clear MSI interrupt status after it is handled, not before"

On Fri, Feb 09, 2018 at 05:34:13PM +0530, Vignesh R wrote: > Since commit 06e15e6883bed ("PCI: dwc: Clear MSI interrupt status after > it is handled, not before"), MSI IRQ status in PCIE_MSI_INTR0_STATUS > register is cleared after calling EP's IRQ handler. Small nit, the SHA1 is actually: 8c93409

[PATCH 4.15 15/23] ipv6: Fix SO_REUSEPORT UDP socket with implicit sk_ipv6only

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Martin KaFai Lau [ Upstream commit 7ece54a60ee2ba7a386308cae73c790bd580589c ] If a sk_v6_rcv_saddr is !IPV6_ADDR_ANY and !IPV6_ADDR_MAPPED, it implicitly implies it is an ipv6only socket. Ho

[PATCH 4.14 08/22] r8169: fix RTL8168EP take too long to complete driver initialization.

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Chunhao Lin [ Upstream commit 086ca23d03c0d2f4088f472386778d293e15c5f6 ] Driver check the wrong register bit in rtl_ocp_tx_cond() that keep driver waiting until timeout. Fix this by waiting

[PATCH 4.14 09/22] tcp: release sk_frag.page in tcp_disconnect

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Li RongQing [ Upstream commit 9b42d55a66d388e4dd5550107df051a9637564fc ] socket can be disconnected and gets transformed back to a listening socket, if sk_frag.page is not released, which wil

[PATCH 4.14 22/22] scsi: storvsc: missing error code in storvsc_probe()

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Dan Carpenter commit ca8dc694045e9aa248e9916e0f614deb0494cb3d upstream. We should set the error code if fc_remote_port_add() fails. Cc: #v4.12+ Fixes: daf0cd445a21 ("scsi: storvsc: Add suppo

[PATCH 4.14 00/22] 4.14.19-stable review

This is the start of the stable review cycle for the 4.14.19 release. There are 22 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 11 13:39:12 UTC 2018. Anything receiv

[PATCH 4.15 12/23] rocker: fix possible null pointer dereference in rocker_router_fib_event_work

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Jiri Pirko [ Upstream commit a83165f00f16c0e0ef5b7cec3cbd0d4788699265 ] Currently, rocker user may experience following null pointer derefence bug: [3.062141] BUG: unable to handle kerne

Re: [PATCH] lib: Rename compiler intrinsic selects to GENERIC_LIB_*

On Fri, Feb 9, 2018 at 3:22 PM, Matt Redfearn wrote: > When these are included into arch Kconfig files, maintaining > alphabetical ordering of the selects means these get split up. To allow > for keeping things tidier and alphabetical, rename the selects to > GENERIC_LIB_* > I don't remember who

[PATCH 4.14 03/22] kbuild: rpm-pkg: keep spec file until make mrproper

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Masahiro Yamada commit af60e207087975d069858741c44ed4f450330ac4 upstream. If build fails during (bin)rpm-pkg, the spec file is not cleaned by anyone until the next successful build of the pack

[PATCH 4.15 11/23] net: ipv6: send unsolicited NA after DAD

4.15-stable review patch. If anyone has any objections, please let me know. -- From: David Ahern [ Upstream commit c76fe2d98c726224a975a0d0198c3fb50406d325 ] Unsolicited IPv6 neighbor advertisements should be sent after DAD completes. Update ndisc_send_unsol_na to skip tentat

[PATCH 4.14 15/22] ipv6: Fix SO_REUSEPORT UDP socket with implicit sk_ipv6only

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Martin KaFai Lau [ Upstream commit 7ece54a60ee2ba7a386308cae73c790bd580589c ] If a sk_v6_rcv_saddr is !IPV6_ADDR_ANY and !IPV6_ADDR_MAPPED, it implicitly implies it is an ipv6only socket. Ho

[PATCH 4.14 21/22] kernel/exit.c: export abort() to modules

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Andrew Morton commit dc8635b78cd8669c37e230058d18c33af7451ab1 upstream. gcc -fisolate-erroneous-paths-dereference can generate calls to abort() from modular code too. [a...@arndb.de: drop dup

[PATCH 4.14 18/22] media: soc_camera: soc_scale_crop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 5331aec1bf9c9da557668174e0a4bfcee39f1121 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE(

[PATCH 4.14 02/22] .gitignore: move *.dtb and *.dtb.S patterns to the top-level .gitignore

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Masahiro Yamada commit 10b62a2f785ab55857380f0c63d9fa468fd8c676 upstream. Most of DT files are compiled under arch/*/boot/dts/, but we have some other directories, like drivers/of/unittest-dat

[PATCH 4.9 92/92] x86/microcode: Do the family check first

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Borislav Petkov commit 1f161f67a272cc4f29f27934dd3f74cb657eb5c4 upstream with adjustments. On CPUs like AMD's Geode, for example, we shouldn't even try to load microcode because they do not sup

[PATCH 4.14 01/22] .gitignore: sort normal pattern rules alphabetically

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Masahiro Yamada commit 1377dd3e29878b8f5d9f5c9000975f50a428a0cd upstream. We are having more and more ignore patterns. Sort the list alphabetically. We will easily catch duplicated patterns

[PATCH 4.9 89/92] ASoC: rsnd: avoid duplicate free_irq()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Kuninori Morimoto commit e0936c3471a8411a5df327641fa3ffe12a2fb07b upstream. commit 1f8754d4daea5f ("ASoC: rsnd: don't call free_irq() on Parent SSI") fixed Parent SSI duplicate free_irq(). But

[PATCH 4.9 90/92] drm: rcar-du: Use the VBK interrupt for vblank events

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Laurent Pinchart commit cbbb90b0c084d7dfb2ed8e3fecf8df200fbdd2a0 upstream. When implementing support for interlaced modes, the driver switched from reporting vblank events on the vertical blank

[PATCH 4.9 55/92] x86/asm: Move status from thread_struct to thread_info

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Andy Lutomirski (cherry picked from commit 37a8f7c38339b22b69876d6f5a0ab851565284e3) The TS_COMPAT bit is very hot and is accessed from code paths that mostly also touch thread_info::flags. M

[PATCH 4.9 53/92] x86/entry/64: Remove the SYSCALL64 fast path

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Andy Lutomirski (cherry picked from commit 21d375b6b34ff511a507de27bf316b3dde6938d9) The SYCALLL64 fast path was a nice, if small, optimization back in the good old days when syscalls were actu

[PATCH 4.9 87/92] ASoC: simple-card: Fix misleading error message

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Julian Scheel commit 7ac45d1635a4cd2e99a4b11903d4a2815ca1b27b upstream. In case cpu could not be found the error message would always refer to /codec/ not being found in DT. Fix this by catchin

[PATCH 4.9 51/92] x86/retpoline: Simplify vmexit_fill_RSB()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Borislav Petkov (cherry picked from commit 1dde7415e99933bb7293d6b2843752cbdb43ec11) Simplify it to call an asm-function instead of pasting 41 insn bytes at every call site. Also, add alignment

[PATCH 4.9 80/92] KVM: VMX: introduce alloc_loaded_vmcs

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Paolo Bonzini (cherry picked from commit f21f165ef922c2146cc5bdc620f542953c41714b) Group together the calls to alloc_vmcs and loaded_vmcs_init. Soon we'll also allocate an MSR bitmap there.

[PATCH 4.9 82/92] KVM/x86: Add IBPB support

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Ashok Raj (cherry picked from commit 15d45071523d89b3fb7372e2135fbd72f6af9506) The Indirect Branch Predictor Barrier (IBPB) is an indirect branch control mechanism. It keeps earlier branches f

[PATCH 4.9 84/92] KVM/VMX: Allow direct access to MSR_IA32_SPEC_CTRL

4.9-stable review patch. If anyone has any objections, please let me know. -- From: KarimAllah Ahmed (cherry picked from commit d28b387fb74da95d69d2615732f50cceb38e9a4d) [ Based on a patch from Ashok Raj ] Add direct access to MSR_IA32_SPEC_CTRL for guests. This is needed f

[PATCH 4.9 77/92] KVM: nVMX: vmx_complete_nested_posted_interrupt() cant fail

4.9-stable review patch. If anyone has any objections, please let me know. -- From: David Hildenbrand (cherry picked from commit 6342c50ad12e8ce0736e722184a7dbdea4a3477f) vmx_complete_nested_posted_interrupt() can't fail, let's turn it into a void function. Signed-off-by: Da

[PATCH 4.9 67/92] x86/spectre: Report get_user mitigation for spectre_v1

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams (cherry picked from commit edfbae53dab8348fca778531be9f4855d2ca0360) Reflect the presence of get_user(), __get_user(), and 'syscall' protections in sysfs. The expectation is that

[PATCH 4.9 75/92] x86/speculation: Fix typo IBRS_ATT, which should be IBRS_ALL

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Darren Kenny (cherry picked from commit af189c95a371b59f493dbe0f50c0a09724868881) Fixes: 117cc7a908c83 ("x86/retpoline: Fill return stack buffer on vmexit") Signed-off-by: Darren Kenny Signed

[PATCH 4.9 62/92] x86/uaccess: Use __uaccess_begin_nospec() and uaccess_try_nospec

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams (cherry picked from commit 304ec1b050310548db33063e567123fae8fd0301) Quoting Linus: I do think that it would be a good idea to very expressly document the fact that it's

[PATCH 4.9 66/92] nl80211: Sanitize array index in parse_txq_params

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams (cherry picked from commit 259d8c1e984318497c84eef547bbb6b1d9f4eb05) Wireless drivers rely on parse_txq_params to validate that txq_params->ac is less than NL80211_NUM_ACS by the

[PATCH 4.9 64/92] x86/syscall: Sanitize syscall table de-references under speculation

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams (cherry picked from commit 2fbd7af5af8665d18bcefae3e9700be07e22b681) The syscall table base is a user controlled function pointer in kernel space. Use array_index_nospec() to prev

[PATCH 4.9 63/92] x86/get_user: Use pointer masking to limit speculation

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams (cherry picked from commit c7f631cb07e7da06ac1d231ca178452339e32a94) Quoting Linus: I do think that it would be a good idea to very expressly document the fact that it's

[PATCH 4.9 60/92] x86: Introduce __uaccess_begin_nospec() and uaccess_try_nospec

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams (cherry picked from commit b3bbfb3fb5d25776b8e3f361d2eedaabb0b496cd) For __get_user() paths, do not allow the kernel to speculate on the value of a user controlled pointer. In add

[PATCH 4.9 18/92] serial: core: mark port as initialized after successful IRQ change

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Sebastian Andrzej Siewior commit 44117a1d1732c513875d5a163f10d9adbe866c08 upstream. setserial changes the IRQ via uart_set_info(). It invokes uart_shutdown() which free the current used IRQ and

[PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown

4.9-stable review patch. If anyone has any objections, please let me know. -- From: David Woodhouse (cherry picked from commit fec9434a12f38d3aeafeb75711b71d8a1fdef621) Also, for CPUs which don't speculate at all, don't report that they're vulnerable to the Spectre variants ei

[PATCH 4.9 44/92] x86/cpufeature: Blacklist SPEC_CTRL/PRED_CMD on early Spectre v2 microcodes

4.9-stable review patch. If anyone has any objections, please let me know. -- From: David Woodhouse (cherry picked from commit a5b2966364538a0e68c9fa29bc0a3a1651799035) This doesn't refuse to load the affected microcodes; it just refuses to use the Spectre v2 mitigation featur

[PATCH 4.9 13/92] pinctrl: pxa: pxa2xx: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Jesse Chan commit 0b9335cbd38e3bd2025bcc23b5758df4ac035f75 upstream. This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE()

[PATCH 4.9 39/92] x86/cpufeatures: Add CPUID_7_EDX CPUID leaf

4.9-stable review patch. If anyone has any objections, please let me know. -- From: David Woodhouse (cherry picked from commit 95ca0ee8636059ea2800dfbac9ecac6212d6b38f) This is a pure feature bits leaf. There are two AVX512 feature bits in it already which were handled as scat

[PATCH 4.9 37/92] KVM: VMX: Make indirect call speculation safe

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Peter Zijlstra (cherry picked from commit c940a3fb1e2e9b7d03228ab28f375fb5a47ff699) Replace indirect call with CALL_NOSPEC. Signed-off-by: Peter Zijlstra (Intel) Signed-off-by: Thomas Gleixne

[PATCH 4.9 38/92] module/retpoline: Warn about missing retpoline in module

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Andi Kleen (cherry picked from commit caf7501a1b4ec964190f31f9c3f163de252273b8) There's a risk that a kernel which has full retpoline mitigations becomes vulnerable when a module gets loaded th

[PATCH 4.9 34/92] KEYS: encrypted: fix buffer overread in valid_master_desc()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Eric Biggers commit 794b4bc292f5d31739d89c0202c54e7dc9bc3add upstream. With the 'encrypted' key type it was possible for userspace to provide a data blob ending with a master key description sh

[PATCH 4.9 31/92] x86/microcode/AMD: Do not load when running on a hypervisor

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Borislav Petkov commit a15a753539eca8ba243d576f02e7ca9c4b7d7042 upstream. Doing so is completely void of sense for multiple reasons so prevent it. Set dis_ucode_ldr to true and thus disable the

[PATCH 4.9 11/92] powerpc/64s: Allow control of RFI flush via debugfs

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Michael Ellerman commit 236003e6b5443c45c18e613d2b0d776a9f87540e upstream. Expose the state of the RFI flush (enabled/disabled) via debugfs, and allow it to be enabled/disabled at runtime. eg:

[PATCH 4.9 30/92] x86/asm: Fix inline asm call constraints for GCC 4.4

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Josh Poimboeuf commit 520a13c530aeb5f63e011d668c42db1af19ed349 upstream. The kernel test bot (run by Xiaolong Ye) reported that the following commit: f5caf621ee35 ("x86/asm: Fix inline asm c

[PATCH 4.9 23/92] r8169: fix RTL8168EP take too long to complete driver initialization.

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Chunhao Lin [ Upstream commit 086ca23d03c0d2f4088f472386778d293e15c5f6 ] Driver check the wrong register bit in rtl_ocp_tx_cond() that keep driver waiting until timeout. Fix this by waiting f

[PATCH 4.9 24/92] tcp: release sk_frag.page in tcp_disconnect

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Li RongQing [ Upstream commit 9b42d55a66d388e4dd5550107df051a9637564fc ] socket can be disconnected and gets transformed back to a listening socket, if sk_frag.page is not released, which will

[PATCH 4.9 05/92] powerpc/64s: Convert slb_miss_common to use RFI_TO_USER/KERNEL

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Nicholas Piggin commit c7305645eb0c1621351cfc104038831ae87c0053 upstream. In the SLB miss handler we may be returning to user or kernel. We need to add a check early on and save the result in t

[PATCH 4.9 06/92] powerpc/64s: Add support for RFI flush of L1-D cache

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Michael Ellerman commit aa8a5e0062ac940f7659394f4817c948dc8c0667 upstream. On some CPUs we can prevent the Meltdown vulnerability by flushing the L1-D cache on exit from kernel to user mode, an

[PATCH 4.9 08/92] powerpc/pseries: Query hypervisor for RFI flush settings

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Michael Neuling commit 8989d56878a7735dfdb234707a2fee6faf631085 upstream. A new hypervisor call is available which tells the guest settings related to the RFI flush. Use it to query the appropr

[PATCH 4.9 28/92] ipv6: Fix SO_REUSEPORT UDP socket with implicit sk_ipv6only

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Martin KaFai Lau [ Upstream commit 7ece54a60ee2ba7a386308cae73c790bd580589c ] If a sk_v6_rcv_saddr is !IPV6_ADDR_ANY and !IPV6_ADDR_MAPPED, it implicitly implies it is an ipv6only socket. How

[PATCH 4.9 10/92] powerpc/64s: Wire up cpu_show_meltdown()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Michael Ellerman commit fd6e440f20b1a4304553775fc55938848ff617c9 upstream. The recent commit 87590ce6e373 ("sysfs/cpu: Add vulnerability folder") added a generic folder and set of files for rep

[PATCH 4.9 01/92] powerpc/pseries: Add H_GET_CPU_CHARACTERISTICS flags & wrapper

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Michael Neuling commit 191eccb1580939fb0d47deb405b82a85b0379070 upstream. A new hypervisor call has been defined to communicate various characteristics of the CPU to guests. Add definitions for

Re: [PATCH] platform/x86: GPD pocket fan: fix spelling mistake: "Mill-celcius" -> "millicelsius"

On Fri, Feb 9, 2018 at 1:53 PM, Colin King wrote: > From: Colin Ian King > > Trivial fix to spelling mistake in MODULE_PARM_DESC text and remove > unnecessary hyphen Applied with a period added to my reviewing and testing queue, thanks! > > Signed-off-by: Colin Ian King > --- > drivers/platfo

Re: [f2fs-dev] [PATCH] f2fs: add fi->commit_lock to protect commit GCed pages

On 2018/2/9 21:29, Yunlong Song wrote: > Back to the problem, if we skip out, then the f2fs_gc will go > into dead loop if the apps only atomic start but never atomic That's another issue, which I have suggest to set a threshold time to release atomic/volatile pages by balance_fs_bg. Thanks, > c

Re: [PATCH] RDMA/nldev: Fix multiple potential NULL pointer dereferences

Hi Leon, Quoting Leon Romanovsky : On Fri, Feb 09, 2018 at 12:37:02AM -0600, Gustavo A. R. Silva wrote: In case the message header and payload cannot be stored, function nlmsg_put returns null. Fix this by adding multiple sanity checks and avoid a potential null dereference on _nlh_ when call

Re: ipmi_si fails to get BMC ID

On 02/08/2018 09:09 PM, Chris Chiu wrote: On Thu, Feb 8, 2018 at 11:53 PM, Corey Minyard wrote: On 02/07/2018 09:01 PM, Chris Chiu wrote: Hi, We are working with a new desktop Acer Veriton Z4640G and get stumbled on failing to enter S3 suspend with kernel version 4.14 even the latest 4.1

Re: [PATCH 00/31 v2] PTI support for x86_32

Hi Juergen, On Fri, Feb 09, 2018 at 01:11:42PM +0100, Juergen Gross wrote: > On 09/02/18 10:25, Joerg Roedel wrote: > > XENPV is also untested from my side, but I added checks to > > not do the stack switches in the entry-code when XENPV is > > enabled, so hopefully it works. But someone should te

Re: [PATCH 1/8] docs: kernel-doc: Get rid of xml_escape() and friends

On Fri, 09 Feb 2018 11:09:27 +0200 Jani Nikula wrote: > On Wed, 07 Feb 2018, Jonathan Corbet wrote: > > XML escaping is a worry that came with DocBook, which we no longer have any > > dealings with. So get rid of the useless xml_escape()/xml_unescape() > > functions. No change to the generated

Re: [PATCH] f2fs: add fi->commit_lock to protect commit GCed pages

Back to the problem, if we skip out, then the f2fs_gc will go into dead loop if the apps only atomic start but never atomic commit. The main aim of my two patches is to remove the skip action to avoid the dead loop. On 2018/2/9 21:26, Chao Yu wrote: On 2018/2/9 20:56, Yunlong Song wrote: As wha

[PATCH] lib: Rename compiler intrinsic selects to GENERIC_LIB_*

When these are included into arch Kconfig files, maintaining alphabetical ordering of the selects means these get split up. To allow for keeping things tidier and alphabetical, rename the selects to GENERIC_LIB_* Signed-off-by: Matt Redfearn --- arch/riscv/Kconfig | 6 +++--- lib/Kconfig

Re: [PATCH] v4l: vsp1: Fix continuous mode for dual pipelines

Hi Kieran, Thank you for the patch. On Friday, 9 February 2018 15:18:25 EET Kieran Bingham wrote: > From: Kieran Bingham > > To allow dual pipelines utilising two WPF entities when available, the > VSP was updated to support header-mode display list in continuous > pipelines. > > A small bug i

Re: [PATCH] f2fs: add fi->commit_lock to protect commit GCed pages

On 2018/2/9 20:56, Yunlong Song wrote: > As what I point in last mail, if the atomic file is not committed > yet, gc_data_segment will register_inmem_page the GCed data pages. We will skip GCing that page as below check: - move_data_{page,block} - f2fs_is_atomic_file() skip out; No? Thanks,

Re: [PATCH] cpufreq: schedutil: rate limits for SCHED_DEADLINE

On 09/02/18 13:56, Rafael J. Wysocki wrote: > On Fri, Feb 9, 2018 at 1:52 PM, Juri Lelli wrote: > > On 09/02/18 13:08, Rafael J. Wysocki wrote: > >> On Fri, Feb 9, 2018 at 12:51 PM, Juri Lelli wrote: [...] > >> > My impression is that rate limit helps a lot for CFS, where the "true" > >> > util

[PATCH] rtlwifi: rtl8192cu: remove pointless memcpy

gcc-8 points out that source and destination of the memcpy() are always the same pointer, so the effect of memcpy() is undefined here (its arguments must not overlap): drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c: In function '_rtl_rx_process': drivers/net/wireless/realtek/rtlwifi/rtl8192

Re: [PATCH v2 2/5] clk: mediatek: modify MT7622 audsys to adapt MFD device

On 02/08/2018 06:57 AM, Ryder Lee wrote: > On Wed, 2018-02-07 at 16:18 +0100, Matthias Brugger wrote: >> >> On 02/05/2018 05:07 AM, Ryder Lee wrote: >>> On Sat, 2018-02-03 at 15:26 +0100, Matthias Brugger wrote: On 01/31/2018 08:42 AM, Ryder Lee wrote: > As the new MFD parent is in

Re: [PATCH BUGFIX V3] block, bfq: add requeue-request hook

Hi. 08.02.2018 08:16, Paolo Valente wrote: Il giorno 07 feb 2018, alle ore 23:18, Jens Axboe ha scritto: On 2/7/18 2:19 PM, Paolo Valente wrote: Commit 'a6a252e64914 ("blk-mq-sched: decide how to handle flush rq via RQF_FLUSH_SEQ")' makes all non-flush re-prepared requests for a device be

Re: [PATCH] ASoC: use DEFINE_SHOW_ATTRIBUTE() to decrease code duplication

On Fri, Feb 9, 2018 at 8:58 AM, Donglin Peng wrote: > There is some duplicate code in soc-core.c,and the kernel provides 'core.c,and' -> 'core.c, and' > +static int codec_list_show(struct seq_file *s, void *v) No need to rename m -> s. > +static int dai_list_show(struct seq_file *s, void *v)

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