* Adding arch_prepare_bpf_trampoline support for aarch64?
@ 2021-12-28 16:02 ` Huichun Feng
0 siblings, 0 replies; 6+ messages in thread
From: Huichun Feng @ 2021-12-28 16:02 UTC (permalink / raw)
To: bpf, linux-arm-kernel; +Cc: jean-philippe
Hi Jean and the list,
Attaching BPF to fentry/fexit hooks requires
arch_prepare_bpf_trampoline(), which
AFAIK has only been implemented on x86. Is there any related ongoing patch for
aarch64?
I've found a discussion [0] on this, and seems there has no further discussion.
Any thoughts?
Thanks!
Huichun
[0] https://www.spinics.net/lists/bpf/msg35573.html
^ permalink raw reply [flat|nested] 6+ messages in thread
* Adding arch_prepare_bpf_trampoline support for aarch64?
@ 2021-12-28 16:02 ` Huichun Feng
0 siblings, 0 replies; 6+ messages in thread
From: Huichun Feng @ 2021-12-28 16:02 UTC (permalink / raw)
To: bpf, linux-arm-kernel; +Cc: jean-philippe
Hi Jean and the list,
Attaching BPF to fentry/fexit hooks requires
arch_prepare_bpf_trampoline(), which
AFAIK has only been implemented on x86. Is there any related ongoing patch for
aarch64?
I've found a discussion [0] on this, and seems there has no further discussion.
Any thoughts?
Thanks!
Huichun
[0] https://www.spinics.net/lists/bpf/msg35573.html
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Adding arch_prepare_bpf_trampoline support for aarch64?
2021-12-28 16:02 ` Huichun Feng
@ 2021-12-30 2:06 ` Alexei Starovoitov
-1 siblings, 0 replies; 6+ messages in thread
From: Alexei Starovoitov @ 2021-12-30 2:06 UTC (permalink / raw)
To: Huichun Feng, Daniel Borkmann
Cc: bpf, linux-arm-kernel, Jean-Philippe Brucker
On Wed, Dec 29, 2021 at 2:12 AM Huichun Feng <foxhoundsk.tw@gmail.com> wrote:
>
> Hi Jean and the list,
>
> Attaching BPF to fentry/fexit hooks requires
> arch_prepare_bpf_trampoline(), which
> AFAIK has only been implemented on x86. Is there any related ongoing patch for
> aarch64?
>
> I've found a discussion [0] on this, and seems there has no further discussion.
No patches have been posted since then.
If you have cycles to pick up this work it would be awesome!
> Any thoughts?
>
> Thanks!
> Huichun
>
> [0] https://www.spinics.net/lists/bpf/msg35573.html
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Adding arch_prepare_bpf_trampoline support for aarch64?
@ 2021-12-30 2:06 ` Alexei Starovoitov
0 siblings, 0 replies; 6+ messages in thread
From: Alexei Starovoitov @ 2021-12-30 2:06 UTC (permalink / raw)
To: Huichun Feng, Daniel Borkmann
Cc: bpf, linux-arm-kernel, Jean-Philippe Brucker
On Wed, Dec 29, 2021 at 2:12 AM Huichun Feng <foxhoundsk.tw@gmail.com> wrote:
>
> Hi Jean and the list,
>
> Attaching BPF to fentry/fexit hooks requires
> arch_prepare_bpf_trampoline(), which
> AFAIK has only been implemented on x86. Is there any related ongoing patch for
> aarch64?
>
> I've found a discussion [0] on this, and seems there has no further discussion.
No patches have been posted since then.
If you have cycles to pick up this work it would be awesome!
> Any thoughts?
>
> Thanks!
> Huichun
>
> [0] https://www.spinics.net/lists/bpf/msg35573.html
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Adding arch_prepare_bpf_trampoline support for aarch64?
2021-12-30 2:06 ` Alexei Starovoitov
@ 2022-01-03 18:33 ` Toke Høiland-Jørgensen
-1 siblings, 0 replies; 6+ messages in thread
From: Toke Høiland-Jørgensen @ 2022-01-03 18:33 UTC (permalink / raw)
To: Alexei Starovoitov, Huichun Feng, Daniel Borkmann
Cc: bpf, linux-arm-kernel, Jean-Philippe Brucker
Alexei Starovoitov <alexei.starovoitov@gmail.com> writes:
> On Wed, Dec 29, 2021 at 2:12 AM Huichun Feng <foxhoundsk.tw@gmail.com> wrote:
>>
>> Hi Jean and the list,
>>
>> Attaching BPF to fentry/fexit hooks requires
>> arch_prepare_bpf_trampoline(), which
>> AFAIK has only been implemented on x86. Is there any related ongoing patch for
>> aarch64?
>>
>> I've found a discussion [0] on this, and seems there has no further discussion.
>
> No patches have been posted since then.
> If you have cycles to pick up this work it would be awesome!
+1, would love to see this! :)
-Toke
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Adding arch_prepare_bpf_trampoline support for aarch64?
@ 2022-01-03 18:33 ` Toke Høiland-Jørgensen
0 siblings, 0 replies; 6+ messages in thread
From: Toke Høiland-Jørgensen @ 2022-01-03 18:33 UTC (permalink / raw)
To: Alexei Starovoitov, Huichun Feng, Daniel Borkmann
Cc: bpf, linux-arm-kernel, Jean-Philippe Brucker
Alexei Starovoitov <alexei.starovoitov@gmail.com> writes:
> On Wed, Dec 29, 2021 at 2:12 AM Huichun Feng <foxhoundsk.tw@gmail.com> wrote:
>>
>> Hi Jean and the list,
>>
>> Attaching BPF to fentry/fexit hooks requires
>> arch_prepare_bpf_trampoline(), which
>> AFAIK has only been implemented on x86. Is there any related ongoing patch for
>> aarch64?
>>
>> I've found a discussion [0] on this, and seems there has no further discussion.
>
> No patches have been posted since then.
> If you have cycles to pick up this work it would be awesome!
+1, would love to see this! :)
-Toke
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-01-03 18:36 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2021-12-28 16:02 Adding arch_prepare_bpf_trampoline support for aarch64? Huichun Feng
2021-12-28 16:02 ` Huichun Feng
2021-12-30 2:06 ` Alexei Starovoitov
2021-12-30 2:06 ` Alexei Starovoitov
2022-01-03 18:33 ` Toke Høiland-Jørgensen
2022-01-03 18:33 ` Toke Høiland-Jørgensen
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