Re: [RFC bpf-next 2/4] bpf: return EOPNOTSUPP when map lookup isn't supported

On 9/20/2018 12:14 AM, Alexei Starovoitov wrote: On Wed, Sep 19, 2018 at 04:51:41PM +0900, Prashant Bhole wrote: Return ERR_PTR(-EOPNOTSUPP) from map_lookup_elem() methods of below map types: - BPF_MAP_TYPE_PROG_ARRAY - BPF_MAP_TYPE_STACK_TRACE - BPF_MAP_TYPE_XSKMAP - BPF_MAP_TYPE_SOCKMAP/BPF

Re: [RFC bpf-next 2/4] bpf: return EOPNOTSUPP when map lookup isn't supported

On 9/20/2018 3:40 AM, Mauricio Vasquez wrote: On 09/19/2018 10:14 AM, Alexei Starovoitov wrote: On Wed, Sep 19, 2018 at 04:51:41PM +0900, Prashant Bhole wrote: Return ERR_PTR(-EOPNOTSUPP) from map_lookup_elem() methods of below map types: - BPF_MAP_TYPE_PROG_ARRAY - BPF_MAP_TYPE_STACK_TRAC

Re: [RFC bpf-next 2/4] bpf: return EOPNOTSUPP when map lookup isn't supported

On 09/19/2018 10:14 AM, Alexei Starovoitov wrote: On Wed, Sep 19, 2018 at 04:51:41PM +0900, Prashant Bhole wrote: Return ERR_PTR(-EOPNOTSUPP) from map_lookup_elem() methods of below map types: - BPF_MAP_TYPE_PROG_ARRAY - BPF_MAP_TYPE_STACK_TRACE - BPF_MAP_TYPE_XSKMAP - BPF_MAP_TYPE_SOCKMAP/BP

Re: [RFC bpf-next 2/4] bpf: return EOPNOTSUPP when map lookup isn't supported

On Wed, Sep 19, 2018 at 04:51:41PM +0900, Prashant Bhole wrote: > Return ERR_PTR(-EOPNOTSUPP) from map_lookup_elem() methods of below > map types: > - BPF_MAP_TYPE_PROG_ARRAY > - BPF_MAP_TYPE_STACK_TRACE > - BPF_MAP_TYPE_XSKMAP > - BPF_MAP_TYPE_SOCKMAP/BPF_MAP_TYPE_SOCKHASH > > Signed-off-by: Pras

[RFC bpf-next 2/4] bpf: return EOPNOTSUPP when map lookup isn't supported

Return ERR_PTR(-EOPNOTSUPP) from map_lookup_elem() methods of below map types: - BPF_MAP_TYPE_PROG_ARRAY - BPF_MAP_TYPE_STACK_TRACE - BPF_MAP_TYPE_XSKMAP - BPF_MAP_TYPE_SOCKMAP/BPF_MAP_TYPE_SOCKHASH Signed-off-by: Prashant Bhole --- kernel/bpf/arraymap.c | 2 +- kernel/bpf/sockmap.c | 2 +- ker