Re: [PATCH v6 00/36] tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph

2024-01-27 Thread Google
On Sat, 27 Jan 2024 19:44:06 +0100 Jiri Olsa wrote: > On Sat, Jan 27, 2024 at 12:14:05AM +0900, Masami Hiramatsu wrote: > > On Thu, 25 Jan 2024 15:54:53 +0100 > > Jiri Olsa wrote: > > > > > On Fri, Jan 12, 2024 at 07:10:50PM +0900, Masami Hiramatsu (Google) wrote: > > > > Hi, > > > > > > > >

Re: [RFC PATCH 2/2] x86/kprobes: boost more instructions from grp2/3/4/5

2024-01-27 Thread Google
On Fri, 26 Jan 2024 22:41:24 -0600 Jinghao Jia wrote: > With the instruction decoder, we are now able to decode and recognize > instructions with opcode extensions. There are more instructions in > these groups that can be boosted: > > Group 2: ROL, ROR, RCL, RCR, SHL/SAL, SHR, SAR > Group 3:

Re: [RFC PATCH 1/2] x86/kprobes: Prohibit kprobing on INT and UD

2024-01-27 Thread Google
On Fri, 26 Jan 2024 22:41:23 -0600 Jinghao Jia wrote: > Both INTs (INT n, INT1, INT3, INTO) and UDs (UD0, UD1, UD2) serve > special purposes in the kernel, e.g., INT3 is used by KGDB and UD2 is > involved in LLVM-KCFI instrumentation. At the same time, attaching > kprobes on these instructions

Re: [PATCH v8 3/9] pinctrl: single: add marvell,pxa1908-padconf compatible

2024-01-27 Thread Linus Walleij
On Wed, Jan 10, 2024 at 8:04 PM Duje Mihanović wrote: > Add the "marvell,pxa1908-padconf" compatible to allow migrating to a > separate pinctrl driver later. > > Signed-off-by: Duje Mihanović Acked-by: Linus Walleij I guess you will merge all of this through the SoC tree? Yours, Linus

Re: [PATCH v8 2/9] dt-bindings: pinctrl: pinctrl-single: add marvell,pxa1908-padconf compatible

2024-01-27 Thread Linus Walleij
On Wed, Jan 10, 2024 at 8:04 PM Duje Mihanović wrote: > Add the "marvell,pxa1908-padconf" compatible to allow migrating to a > separate pinctrl driver later. > > Reviewed-by: Rob Herring > Signed-off-by: Duje Mihanović Acked-by: Linus Walleij Yours, Linus Walleij

Re: [PATCH] ARM: dts: qcom: apq8026-samsung-matissewifi: Configure touch keys

2024-01-27 Thread Bjorn Andersson
On Mon, 04 Dec 2023 11:46:49 +0200, Matti Lehtimäki wrote: > Add touch keys which are handled in touchscreen driver. > Use KEY_APPSELECT for the left button because other devices use that > even though downstream kernel uses KEY_RECENT. > > Applied, thanks! [1/1] ARM: dts: qcom:

Re: (subset) [PATCH v3 0/3] Enable venus on Fairphone 5 / non-ChromeOS sc7280 venus support

2024-01-27 Thread Bjorn Andersson
On Fri, 01 Dec 2023 10:33:17 +0100, Luca Weiss wrote: > Devices with Qualcomm firmware (compared to ChromeOS firmware) need some > changes in the venus driver and dts layout so that venus can initialize. > > Do these changes, similar to sc7180. > > Applied, thanks! [2/3] arm64: dts: qcom:

Re: [PATCH v3 2/3] arm64: dts: qcom: sc7280: Move video-firmware to chrome-common

2024-01-27 Thread Bjorn Andersson
On Fri, Dec 01, 2023 at 10:33:19AM +0100, Luca Weiss wrote: > If the video-firmware node is present, the venus driver assumes we're on > a system that doesn't use TZ for starting venus, like on ChromeOS > devices. > > Move the video-firmware node to chrome-common.dtsi so we can use venus > on a

Re: [RFC PATCH 1/2] x86/kprobes: Prohibit kprobing on INT and UD

2024-01-27 Thread Xin Li
On 1/26/2024 8:41 PM, Jinghao Jia wrote: Both INTs (INT n, INT1, INT3, INTO) and UDs (UD0, UD1, UD2) serve special purposes in the kernel, e.g., INT3 is used by KGDB and UD2 is involved in LLVM-KCFI instrumentation. At the same time, attaching kprobes on these instructions (particularly UDs)

Re: [RFC PATCH] kprobes: Use synchronize_rcu_tasks_rude in kprobe_optimizer

2024-01-27 Thread Paul E. McKenney
On Tue, Jan 09, 2024 at 07:28:29PM +0800, Yang Jihong wrote: > Hello, > > PING. > > I had a similar problem. Is this solution feasible? Sadly, no. It fails on CONFIG_PREEMPT=y kernels because synchronize_rcu_tasks_rude() will not wait on tasks that have been preempted while executing in a

Re: [PATCH] powerpc/papr_scm: Move duplicate definitions to common header files

2024-01-27 Thread Shivaprasad G Bhat
On 1/26/24 02:46, Christophe Leroy wrote: Le 18/04/2022 à 06:38, Shivaprasad G Bhat a écrit : papr_scm and ndtest share common PDSM payload structs like nd_papr_pdsm_health. Presently these structs are duplicated across papr_pdsm.h and ndtest.h header files. Since 'ndtest' is essentially arch

[REPOST PATCH v3] powerpc/papr_scm: Move duplicate definitions to common header files

2024-01-27 Thread Shivaprasad G Bhat
papr_scm and ndtest share common PDSM payload structs like nd_papr_pdsm_health. Presently these structs are duplicated across papr_pdsm.h and ndtest.h header files. Since 'ndtest' is essentially arch independent and can run on platforms other than PPC64, a way needs to be deviced to avoid

Re: [PATCH v6 00/36] tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph

2024-01-27 Thread Jiri Olsa
On Sat, Jan 27, 2024 at 12:14:05AM +0900, Masami Hiramatsu wrote: > On Thu, 25 Jan 2024 15:54:53 +0100 > Jiri Olsa wrote: > > > On Fri, Jan 12, 2024 at 07:10:50PM +0900, Masami Hiramatsu (Google) wrote: > > > Hi, > > > > > > Here is the 6th version of the series to re-implement the fprobe on >

Re: [PATCH RFC 2/2] arm64: dts: qcom: msm8953: Add GPU

2024-01-27 Thread Luca Weiss
On Freitag, 26. Jänner 2024 00:50:43 CET Konrad Dybcio wrote: > On 1/25/24 22:56, Luca Weiss wrote: > > From: Vladimir Lypak > > > > Add the GPU node for the Adreno 506 found on this family of SoCs. The > > clock speeds are a bit different per SoC variant, SDM450 maxes out at > > 600MHz while

Re: [PATCH RFC 1/2] arm64: dts: qcom: msm8953: Add GPU IOMMU

2024-01-27 Thread Luca Weiss
On Freitag, 26. Jänner 2024 00:49:55 CET Konrad Dybcio wrote: > On 1/25/24 23:24, Dmitry Baryshkov wrote: > > On 25/01/2024 23:56, Luca Weiss wrote: > >> From: Vladimir Lypak > >> > >> Add the IOMMU used for the GPU on MSM8953. > >> > >> Signed-off-by: Vladimir Lypak > >> --- > >>

Re: [PATCH v2 0/2] Update mce_record tracepoint

2024-01-27 Thread Borislav Petkov
On Fri, Jan 26, 2024 at 10:01:29PM +, Luck, Tony wrote: > PPIN: Nice to have. People that send stuff to me are terrible about > providing surrounding details. The record already includes > CPUID(1).EAX ... so I can at least skip the step of asking them which > CPU family/model/stepping they

Re: [PATCH net-next 2/2] tun: AF_XDP Rx zero-copy support

2024-01-27 Thread kernel test robot
://lore.kernel.org/r/1706089075-16084-1-git-send-email-wangyunjian%40huawei.com patch subject: [PATCH net-next 2/2] tun: AF_XDP Rx zero-copy support config: um-allmodconfig (https://download.01.org/0day-ci/archive/20240127/202401271943.bs1gpeeu-...@intel.com/config) compiler: clang version 18.0.0git

Re: [PATCH v2] kprobes: Use synchronize_rcu_tasks_rude in kprobe_optimizer

2024-01-27 Thread Chen Zhongjin
On 2024/1/20 23:30, Paul E. McKenney wrote: Hi Paul, This patch works for my reproduce test case. Just a small question, if you dont mind, this problem exsit on LTS version but we had struct rcu_tasks_percpu after v5.17. We can't backport this patch to LTS 5.10 or 4.19, which are still under

RE: [PATCH net-next 2/2] tun: AF_XDP Rx zero-copy support

2024-01-27 Thread wangyunjian
> > -Original Message- > > From: Jason Wang [mailto:jasow...@redhat.com] > > Sent: Thursday, January 25, 2024 12:49 PM > > To: wangyunjian > > Cc: m...@redhat.com; willemdebruijn.ker...@gmail.com; k...@kernel.org; > > da...@davemloft.net; magnus.karls...@intel.com; > >