Re: [PATCH bpf-next v3 00/17] Exceptions - 1/2

patchwork-bot+netdevbpf
2023-09-16T16:50:28Z

Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:

On Wed, 13 Sep 2023 01:31:57 +0200 you wrote:
> This series implements the _first_ part of the runtime and verifier
> support needed to enable BPF exceptions. Exceptions thrown from programs
> are processed as an immediate exit from the program, which unwinds all
> the active stack frames until the main stack frame, and returns to the
> BPF program's caller. The ability to perform this unwinding safely
> allows the program to test conditions that are always true at runtime
> but which the verifier has no visibility into.
>
> [...]

Here is the summary with links:
- [bpf-next,v3,01/17] bpf: Use bpf_is_subprog to check for subprogs
https://git.kernel.org/bpf/bpf-next/c/9af27da6313c
- [bpf-next,v3,02/17] arch/x86: Implement arch_bpf_stack_walk
https://git.kernel.org/bpf/bpf-next/c/fd5d27b70188
- [bpf-next,v3,03/17] bpf: Implement support for adding hidden subprogs
https://git.kernel.org/bpf/bpf-next/c/335d1c5b5452
- [bpf-next,v3,04/17] bpf: Implement BPF exceptions
https://git.kernel.org/bpf/bpf-next/c/f18b03fabaa9
- [bpf-next,v3,05/17] bpf: Refactor check_btf_func and split into two phases
https://git.kernel.org/bpf/bpf-next/c/aaa619ebccb2
- [bpf-next,v3,06/17] bpf: Add support for custom exception callbacks
https://git.kernel.org/bpf/bpf-next/c/b9ae0c9dd0ac
- [bpf-next,v3,07/17] bpf: Perform CFG walk for exception callback
https://git.kernel.org/bpf/bpf-next/c/b62bf8a5e911
- [bpf-next,v3,08/17] bpf: Treat first argument as return value for bpf_throw
https://git.kernel.org/bpf/bpf-next/c/a923819fb2c5
- [bpf-next,v3,09/17] mm: kasan: Declare kasan_unpoison_task_stack_below in kasan.h
https://git.kernel.org/bpf/bpf-next/c/7ccb84f04cda
- [bpf-next,v3,10/17] bpf: Prevent KASAN false positive with bpf_throw
https://git.kernel.org/bpf/bpf-next/c/ec5290a178b7
- [bpf-next,v3,11/17] bpf: Detect IP == ksym.end as part of BPF program
https://git.kernel.org/bpf/bpf-next/c/66d9111f3517
- [bpf-next,v3,12/17] bpf: Disallow fentry/fexit/freplace for exception callbacks
https://git.kernel.org/bpf/bpf-next/c/fd548e1a4618
- [bpf-next,v3,13/17] bpf: Fix kfunc callback register type handling
https://git.kernel.org/bpf/bpf-next/c/06d686f771dd
- [bpf-next,v3,14/17] libbpf: Refactor bpf_object__reloc_code
https://git.kernel.org/bpf/bpf-next/c/6c918709bd30
- [bpf-next,v3,15/17] libbpf: Add support for custom exception callbacks
https://git.kernel.org/bpf/bpf-next/c/7e2925f67237
- [bpf-next,v3,16/17] selftests/bpf: Add BPF assertion macros
https://git.kernel.org/bpf/bpf-next/c/d6ea06803212
- [bpf-next,v3,17/17] selftests/bpf: Add tests for BPF exceptions
https://git.kernel.org/bpf/bpf-next/c/d2a93715bfb0

You are awesome, thank you!
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