All of lore.kernel.org
 help / color / mirror / Atom feed
From: Valentin Schneider <valentin.schneider@arm.com>
To: Will Deacon <will@kernel.org>, linux-arm-kernel@lists.infradead.org
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
	Will Deacon <will@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Marc Zyngier <maz@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Morten Rasmussen <morten.rasmussen@arm.com>,
	Qais Yousef <qais.yousef@arm.com>,
	Suren Baghdasaryan <surenb@google.com>,
	Quentin Perret <qperret@google.com>, Tejun Heo <tj@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Ingo Molnar <mingo@redhat.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	kernel-team@android.com
Subject: Re: [PATCH v8 10/19] sched: Split the guts of sched_setaffinity() into a helper function
Date: Fri, 04 Jun 2021 18:12:17 +0100	[thread overview]
Message-ID: <871r9heeq6.mognet@arm.com> (raw)
In-Reply-To: <20210602164719.31777-11-will@kernel.org>

On 02/06/21 17:47, Will Deacon wrote:
> In preparation for replaying user affinity requests using a saved mask,
> split sched_setaffinity() up so that the initial task lookup and
> security checks are only performed when the request is coming directly
> from userspace.
>
> Signed-off-by: Will Deacon <will@kernel.org>

Reviewed-by: Valentin Schneider <Valentin.Schneider@arm.com>

WARNING: multiple messages have this Message-ID (diff)
From: Valentin Schneider <valentin.schneider@arm.com>
To: Will Deacon <will@kernel.org>, linux-arm-kernel@lists.infradead.org
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
	Will Deacon <will@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Marc Zyngier <maz@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Morten Rasmussen <morten.rasmussen@arm.com>,
	Qais Yousef <qais.yousef@arm.com>,
	Suren Baghdasaryan <surenb@google.com>,
	Quentin Perret <qperret@google.com>, Tejun Heo <tj@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Ingo Molnar <mingo@redhat.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	kernel-team@android.com
Subject: Re: [PATCH v8 10/19] sched: Split the guts of sched_setaffinity() into a helper function
Date: Fri, 04 Jun 2021 18:12:17 +0100	[thread overview]
Message-ID: <871r9heeq6.mognet@arm.com> (raw)
In-Reply-To: <20210602164719.31777-11-will@kernel.org>

On 02/06/21 17:47, Will Deacon wrote:
> In preparation for replaying user affinity requests using a saved mask,
> split sched_setaffinity() up so that the initial task lookup and
> security checks are only performed when the request is coming directly
> from userspace.
>
> Signed-off-by: Will Deacon <will@kernel.org>

Reviewed-by: Valentin Schneider <Valentin.Schneider@arm.com>

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2021-06-04 17:12 UTC|newest]

Thread overview: 96+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-02 16:47 [PATCH v8 00/19] Add support for 32-bit tasks on asymmetric AArch32 systems Will Deacon
2021-06-02 16:47 ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 01/19] arm64: cpuinfo: Split AArch32 registers out into a separate struct Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-03 12:38   ` Mark Rutland
2021-06-03 12:38     ` Mark Rutland
2021-06-03 17:24     ` Will Deacon
2021-06-03 17:24       ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 02/19] arm64: Allow mismatched 32-bit EL0 support Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-03 12:37   ` Mark Rutland
2021-06-03 12:37     ` Mark Rutland
2021-06-03 17:44     ` Will Deacon
2021-06-03 17:44       ` Will Deacon
2021-06-04  9:38       ` Mark Rutland
2021-06-04  9:38         ` Mark Rutland
2021-06-04 11:05         ` Will Deacon
2021-06-04 11:05           ` Will Deacon
2021-06-04 12:04           ` Mark Rutland
2021-06-04 12:04             ` Mark Rutland
2021-06-04 13:50             ` Will Deacon
2021-06-04 13:50               ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 03/19] KVM: arm64: Kill 32-bit vCPUs on systems with mismatched " Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 04/19] arm64: Kill 32-bit applications scheduled on 64-bit-only CPUs Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 05/19] sched: Introduce task_cpu_possible_mask() to limit fallback rq selection Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:10   ` Valentin Schneider
2021-06-04 17:10     ` Valentin Schneider
2021-06-07 17:04     ` Will Deacon
2021-06-07 17:04       ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 06/19] cpuset: Don't use the cpu_possible_mask as a last resort for cgroup v1 Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:11   ` Valentin Schneider
2021-06-04 17:11     ` Valentin Schneider
2021-06-07 17:20     ` Will Deacon
2021-06-07 17:20       ` Will Deacon
2021-06-10 10:20       ` Valentin Schneider
2021-06-10 10:20         ` Valentin Schneider
2021-06-02 16:47 ` [PATCH v8 07/19] cpuset: Honour task_cpu_possible_mask() in guarantee_online_cpus() Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:11   ` Valentin Schneider
2021-06-04 17:11     ` Valentin Schneider
2021-06-02 16:47 ` [PATCH v8 08/19] sched: Reject CPU affinity changes based on task_cpu_possible_mask() Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:11   ` Valentin Schneider
2021-06-04 17:11     ` Valentin Schneider
2021-06-07 22:43     ` Will Deacon
2021-06-07 22:43       ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 09/19] sched: Introduce task_struct::user_cpus_ptr to track requested affinity Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:12   ` Valentin Schneider
2021-06-04 17:12     ` Valentin Schneider
2021-06-02 16:47 ` [PATCH v8 10/19] sched: Split the guts of sched_setaffinity() into a helper function Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:12   ` Valentin Schneider [this message]
2021-06-04 17:12     ` Valentin Schneider
2021-06-02 16:47 ` [PATCH v8 11/19] sched: Allow task CPU affinity to be restricted on asymmetric systems Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-04 17:12   ` Valentin Schneider
2021-06-04 17:12     ` Valentin Schneider
2021-06-07 22:52     ` Will Deacon
2021-06-07 22:52       ` Will Deacon
2021-06-10 10:20       ` Valentin Schneider
2021-06-10 10:20         ` Valentin Schneider
2021-06-02 16:47 ` [PATCH v8 12/19] sched: Introduce task_cpus_dl_admissible() to check proposed affinity Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-03  9:43   ` Daniel Bristot de Oliveira
2021-06-03  9:43     ` Daniel Bristot de Oliveira
2021-06-03  9:52     ` Will Deacon
2021-06-03  9:52       ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 13/19] arm64: Implement task_cpu_possible_mask() Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 14/19] arm64: exec: Adjust affinity for compat tasks with mismatched 32-bit EL0 Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-03  9:45   ` Daniel Bristot de Oliveira
2021-06-03  9:45     ` Daniel Bristot de Oliveira
2021-06-02 16:47 ` [PATCH v8 15/19] arm64: Prevent offlining first CPU with 32-bit EL0 on mismatched system Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-03 12:58   ` Mark Rutland
2021-06-03 12:58     ` Mark Rutland
2021-06-03 17:40     ` Will Deacon
2021-06-03 17:40       ` Will Deacon
2021-06-04  9:49       ` Mark Rutland
2021-06-04  9:49         ` Mark Rutland
2021-06-04 12:14         ` Qais Yousef
2021-06-04 12:14           ` Qais Yousef
2021-06-02 16:47 ` [PATCH v8 16/19] arm64: Advertise CPUs capable of running 32-bit applications in sysfs Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 17/19] arm64: Hook up cmdline parameter to allow mismatched 32-bit EL0 Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 18/19] arm64: Remove logic to kill 32-bit tasks on 64-bit-only cores Will Deacon
2021-06-02 16:47   ` Will Deacon
2021-06-02 16:47 ` [PATCH v8 19/19] Documentation: arm64: describe asymmetric 32-bit support Will Deacon
2021-06-02 16:47   ` Will Deacon

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=871r9heeq6.mognet@arm.com \
    --to=valentin.schneider@arm.com \
    --cc=bristot@redhat.com \
    --cc=catalin.marinas@arm.com \
    --cc=dietmar.eggemann@arm.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=hannes@cmpxchg.org \
    --cc=juri.lelli@redhat.com \
    --cc=kernel-team@android.com \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=maz@kernel.org \
    --cc=mingo@redhat.com \
    --cc=morten.rasmussen@arm.com \
    --cc=peterz@infradead.org \
    --cc=qais.yousef@arm.com \
    --cc=qperret@google.com \
    --cc=rjw@rjwysocki.net \
    --cc=surenb@google.com \
    --cc=tj@kernel.org \
    --cc=vincent.guittot@linaro.org \
    --cc=will@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.