Re: [PATCH bpf-next v2 07/11] bpf: make context access check generic

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Subject: Re: [PATCH bpf-next v2 07/11] bpf: make context access check generic
From: Martin KaFai Lau <kafai@xxxxxx>
Date: Wed, 9 Sep 2020 13:42:52 -0700
Cc: <ast@xxxxxxxxxx>, <yhs@xxxxxx>, <daniel@xxxxxxxxxxxxx>, <andriin@xxxxxx>, <bpf@xxxxxxxxxxxxxxx>, <kernel-team@xxxxxxxxxxxxxx>
In-reply-to: <20200909171155.256601-8-lmb@cloudflare.com>

On Wed, Sep 09, 2020 at 06:11:51PM +0100, Lorenz Bauer wrote:
> Always check context access if the register we're operating on is
> PTR_TO_CTX, rather than relying on ARG_PTR_TO_CTX. This allows
> simplifying the arg_type checking section of the function.
Acked-by: Martin KaFai Lau <kafai@xxxxxx>

References:
- [PATCH bpf-next v2 00/11] Make check_func_arg type checks table driven
  - From: Lorenz Bauer
- [PATCH bpf-next v2 07/11] bpf: make context access check generic
  - From: Lorenz Bauer

Prev by Date: Re: [PATCH bpf-next v2 06/11] bpf: make reference tracking generic
Next by Date: Re: [PATCH v2 net-next 6/9] bpf: helpers: add bpf_xdp_adjust_mb_header helper
Previous by thread: [PATCH bpf-next v2 07/11] bpf: make context access check generic
Next by thread: [PATCH bpf-next v2 04/11] bpf: allow specifying a BTF ID per argument in function protos
Index(es):
- Date
- Thread

[Index of Archives] [Linux Samsung SoC] [Linux Rockchip SoC] [Linux Actions SoC] [Linux for Synopsys ARC Processors] [Linux NFS] [Linux NILFS] [Linux USB Devel] [Video for Linux] [Linux Audio Users] [Yosemite News] [Linux Kernel] [Linux SCSI]

Powered by Linux