lkml.org 
[lkml]   [2021]   [Apr]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH bpf-next 3/3] bpf: verifier: allocate idmap scratch in verifier env
From
Date
On 29/04/2021 14:46, Lorenz Bauer wrote:
> func_states_equal makes a very short lived allocation for idmap,
> probably because it's too large to fit on the stack. However the
> function is called quite often, leading to a lot of alloc / free
> churn. Replace the temporary allocation with dedicated scratch
> space in struct bpf_verifier_env.
>
> Signed-off-by: Lorenz Bauer <lmb@cloudflare.com>
Acked-by: Edward Cree <ecree.xilinx@gmail.com>

\
 
 \ /
  Last update: 2021-04-29 16:54    [W:0.051 / U:3.700 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site