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Date: Mon, 18 Sep 2017 15:14:01 +0200 From: Daniel Borkmann <daniel@...earbox.net> To: Tobias Klauser <tklauser@...tanz.ch>, Alexei Starovoitov <ast@...nel.org> CC: John Fastabend <john.fastabend@...il.com>, netdev@...r.kernel.org Subject: Re: [PATCH] bpf: devmap: pass on return value of bpf_map_precharge_memlock On 09/18/2017 03:03 PM, Tobias Klauser wrote: > If bpf_map_precharge_memlock in dev_map_alloc, -ENOMEM is returned > regardless of the actual error produced by bpf_map_precharge_memlock. > Fix it by passing on the error returned by bpf_map_precharge_memlock. > > Also return -EINVAL instead of -ENOMEM if the page count overflow check > fails. > > This makes dev_map_alloc match the behavior of other bpf maps' alloc > functions wrt. return values. > > Signed-off-by: Tobias Klauser <tklauser@...tanz.ch> (This would then need to go via net tree.) Acked-by: Daniel Borkmann <daniel@...earbox.net>
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