Subject: Re: [PATCH v5 bpf-next 3/5] bpf: Add bpf_copy_from_user() helper.

From: KP Singh <[email-masked]>
Date: Tue, 30 Jun 2020 13:41:29 +0200

On 29-Jun 21:33, Alexei Starovoitov wrote:
> From: Alexei Starovoitov <[email-masked]>
> 
> Sleepable BPF programs can now use copy_from_user() to access user memory.
> 
> Signed-off-by: Alexei Starovoitov <[email-masked]>
> Acked-by: Andrii Nakryiko <[email-masked]>

Really looking forward!

Acked-by: KP Singh <[email-masked]>

> ---
>  include/linux/bpf.h            |  1 +
>  include/uapi/linux/bpf.h       | 11 ++++++++++-
>  kernel/bpf/helpers.c           | 22 ++++++++++++++++++++++
>  kernel/trace/bpf_trace.c       |  2 ++
>  tools/include/uapi/linux/bpf.h | 11 ++++++++++-
>  5 files changed, 45 insertions(+), 2 deletions(-)
> 

[...]

> +	/* */
>  
>  /* integer value in 'imm' field of BPF_CALL instruction selects which helper
>   * function eBPF program intends to call
> -- 
> 2.23.0
>