On Mon, 29 Jul 2024 at 14:27, Peter Zijlstra wrote:
>
> On Mon, Jul 29, 2024 at 01:46:09PM +0200, Radoslaw Zielonek wrote:
> > I am currently working on a syzbot-reported bug where bpf
> > is called from trace_sched_switch. In this scenario, we are still within
> > th
On Mon, Jul 29, 2024 at 01:46:09PM +0200, Radoslaw Zielonek wrote:
> I am currently working on a syzbot-reported bug where bpf
> is called from trace_sched_switch. In this scenario, we are still within
> the scheduler context, and calling printk can create a deadlock.
>
> I am unce
I am currently working on a syzbot-reported bug where bpf
is called from trace_sched_switch. In this scenario, we are still within
the scheduler context, and calling printk can create a deadlock.
I am uncertain about the best approach to fix this issue.
Should we simply forbid such calls, or
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Documentation/scheduler/arch-specific.rst | 2 +
Documentation/scheduler/context-switching.rst | 126 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst | 55
Mathew
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Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 126 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst
Mathew
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Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 125 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst
On Tue, May 26, 2020 at 1:26 PM Srikar Dronamraju
wrote:
>
> * john mathew [2020-05-14 12:26:37]:
>
> > +
> > +Context Switching
> > +-
> > +
> > +Context switching, the switching from a running task to another,
> > +is done by the context_switch() function defined in kernel/sched
Mathew
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Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 125 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst
* john mathew [2020-05-14 12:26:37]:
> +
> +Context Switching
> +-
> +
> +Context switching, the switching from a running task to another,
> +is done by the context_switch() function defined in kernel/sched.c.
context_switch is defined in kernel/sched/core.c
> +It is called by
Mathew
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Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 125 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst
Mathew
---
Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 125 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst
---
Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 125 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 89 +
.../scheduler/x86-context-switch.rst | 65
a Chamanara
> Co-developed-by: Oleg Tsymbal
> Signed-off-by: Oleg Tsymbal
> Signed-off-by: John Mathew
> ---
> Documentation/scheduler/arch-specific.rst | 3 +
> Documentation/scheduler/context-switching.rst | 126 ++
> Documentation/scheduler/index.rs
Mathew
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Documentation/scheduler/arch-specific.rst | 3 +
Documentation/scheduler/context-switching.rst | 126 ++
Documentation/scheduler/index.rst | 1 +
.../scheduler/mips-context-switch.rst | 88
.../scheduler/sched-data-structs.rst
kernel development
(Linux Kernel Development by R. Love is a great place to start).
> I would like to understand on linux scheduler context. I have read a lot
> in websites and i could find contradictory statement. There are so many
> mailing list also ,but with less info. I would really a
I would like to understand on linux scheduler context. I have read a
lot in websites and i could find
contradictory statement. There are so many mailing list also ,but with
less info. I would really appreciate
if anybody could spend some time answering my question.
1. Which context scheduler run
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