tree e96ef5a6e898fd45ca4d48f467f71fa505ff807e
parent 9dbd2d948e7345595e5b90e44795c1e8ca3e5728
author Eric Dumazet <edumazet@google.com> 1513117359 -0800
committer Alexei Starovoitov <ast@kernel.org> 1513121242 -0800

bpf: add schedule points to map alloc/free

While using large percpu maps, htab_map_alloc() can hold
cpu for hundreds of ms.

This patch adds cond_resched() calls to percpu alloc/free
call sites, all running in process context.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>