bpf: Move bpf_free_used_maps into sleepable section

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We later on are going to need a sleepable context as opposed to plain
RCU callback in order to untrack programs we need to poke at runtime
and tracking as well as image update is performed under mutex.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Link: https://lore.kernel.org/bpf/09823b1d5262876e9b83a8e75df04cf0467357a4.1574452833.git.daniel@iogearbox.net

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Daniel Borkmann 2019-11-22 21:07:55 +01:00 • committed by Alexei Starovoitov

parent 4b3da77b72

commit 6332be04c0

3 changed files with 27 additions and 20 deletions

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4

include/linux/bpf.h

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23

kernel/bpf/core.c

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20

kernel/bpf/syscall.c

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