From: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>,
Daniel Borkmann <daniel@iogearbox.net>,
Michael Ellerman <mpe@ellerman.id.au>
Cc: bpf@vger.kernel.org, Hari Bathini <hbathini@linux.ibm.com>,
johan.almbladh@anyfinetworks.com, Jiri Olsa <jolsa@redhat.com>,
linuxppc-dev@lists.ozlabs.org, song@kernel.org,
ykaliuta@redhat.com
Subject: Re: [PATCH 00/13] powerpc/bpf: Some fixes and updates
Date: Fri, 07 Jan 2022 13:06:01 +0530 [thread overview]
Message-ID: <1641540707.ewk8tpqmvl.naveen@linux.ibm.com> (raw)
In-Reply-To: <f4f3437d-084f-0858-8795-76e4a0fa5627@iogearbox.net>
Hi Daniel,
Daniel Borkmann wrote:
> Hi Naveen,
>
> On 1/6/22 12:45 PM, Naveen N. Rao wrote:
>> A set of fixes and updates to powerpc BPF JIT:
>> - Patches 1-3 fix issues with the existing powerpc JIT and are tagged
>> for -stable.
>> - Patch 4 fixes a build issue with bpf selftests on powerpc.
>> - Patches 5-9 handle some corner cases and make some small improvements.
>> - Patches 10-13 optimize how function calls are handled in ppc64.
>>
>> Patches 7 and 8 were previously posted, and while patch 7 has no
>> changes, patch 8 has been reworked to handle BPF_EXIT differently.
>
> Is the plan to route these via ppc trees? Fwiw, patch 1 and 4 look generic
> and in general good to me, we could also take these two via bpf-next tree
> given outside of arch/powerpc/? Whichever works best.
Yes, I would like to route this through the powerpc tree. Though patches
1 and 4 are generic, they primarily affect powerpc and I do not see
conflicting changes in bpf-next. Request you to please ack those patches
so that Michael can take it through the powerpc tree.
Thanks!
- Naveen
next prev parent reply other threads:[~2022-01-07 7:36 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-06 11:45 [PATCH 00/13] powerpc/bpf: Some fixes and updates Naveen N. Rao
2022-01-06 11:45 ` [PATCH 01/13] bpf: Guard against accessing NULL pt_regs in bpf_get_task_stack() Naveen N. Rao
2022-01-07 10:21 ` Daniel Borkmann
2022-01-10 8:57 ` Christophe Leroy
2022-01-10 10:36 ` Naveen N. Rao
2022-01-06 11:45 ` [PATCH 02/13] powerpc32/bpf: Fix codegen for bpf-to-bpf calls Naveen N. Rao
2022-01-10 9:06 ` Christophe Leroy
2022-01-10 10:52 ` Naveen N. Rao
2022-01-06 11:45 ` [PATCH 03/13] powerpc/bpf: Update ldimm64 instructions during extra pass Naveen N. Rao
2022-01-08 14:45 ` Jiri Olsa
2022-01-10 9:27 ` Christophe Leroy
2022-01-10 10:56 ` Naveen N. Rao
2022-01-06 11:45 ` [PATCH 04/13] tools/bpf: Rename 'struct event' to avoid naming conflict Naveen N. Rao
2022-01-07 10:21 ` Daniel Borkmann
2022-01-06 11:45 ` [PATCH 05/13] powerpc/bpf: Skip branch range validation during first pass Naveen N. Rao
2022-01-06 11:45 ` [PATCH 06/13] powerpc/bpf: Emit a single branch instruction for known short branch ranges Naveen N. Rao
2022-01-06 11:45 ` [PATCH 07/13] powerpc/bpf: Handle large branch ranges with BPF_EXIT Naveen N. Rao
2022-01-06 11:45 ` [PATCH 08/13] powerpc64/bpf: Limit 'ldbrx' to processors compliant with ISA v2.06 Naveen N. Rao
2022-01-06 11:45 ` [PATCH 09/13] powerpc64/bpf: Do not save/restore LR on each call to bpf_stf_barrier() Naveen N. Rao
2022-01-06 11:45 ` [PATCH 10/13] powerpc64/bpf: Use r12 for constant blinding Naveen N. Rao
2022-01-06 11:45 ` [PATCH 11/13] powerpc64/bpf elfv2: Setup kernel TOC in r2 on entry Naveen N. Rao
2022-01-10 9:20 ` Christophe Leroy
2022-01-11 10:31 ` Naveen N. Rao
2022-01-11 14:35 ` Christophe Leroy
2022-01-11 14:43 ` Christophe Leroy
2022-01-14 11:17 ` Naveen N. Rao
2022-01-06 11:45 ` [PATCH 12/13] powerpc64/bpf elfv1: Do not load TOC before calling functions Naveen N. Rao
2022-01-06 11:45 ` [PATCH 13/13] powerpc64/bpf: Optimize instruction sequence used for function calls Naveen N. Rao
2022-01-06 21:46 ` [PATCH 00/13] powerpc/bpf: Some fixes and updates Daniel Borkmann
2022-01-07 7:36 ` Naveen N. Rao [this message]
2022-01-07 10:20 ` Daniel Borkmann
2022-01-10 3:47 ` Michael Ellerman
2022-01-16 10:41 ` Michael Ellerman
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