Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-09 Thread Alexei Starovoitov
On Tue, Oct 09, 2018 at 10:04:48AM +0900, Prashant Bhole wrote: > Currently when map a lookup fails, user space API can not make any > distinction whether given key was not found or lookup is not supported > by particular map. > > In this series we modify return value of maps which do not support

Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-08 Thread David Miller
From: Prashant Bhole Date: Tue, 9 Oct 2018 09:02:15 +0900 > Thanks. Is there any reason this series did not get posted on > netdev-list and can not be seen in the patchwork? Bad timing. I did something stupid on vger.kernel.org, it ran out of disk space while the postings were being processed,

[PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-08 Thread Prashant Bhole
Currently when map a lookup fails, user space API can not make any distinction whether given key was not found or lookup is not supported by particular map. In this series we modify return value of maps which do not support lookup. Lookup on such map implementation will return -EOPNOTSUPP. bpf() s

Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-08 Thread Alexei Starovoitov
On Tue, Oct 9, 2018 at 12:48 AM Prashant Bhole wrote: > > Shall I repost with the same version and Alexei's Acked-by for the series? yes. please repost as-is and add my Ack to all patches. Thanks!

Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-08 Thread Prashant Bhole
On 10/9/2018 9:43 AM, Daniel Borkmann wrote: On 10/09/2018 02:02 AM, Prashant Bhole wrote: On 10/6/2018 3:35 AM, Alexei Starovoitov wrote: On Fri, Oct 05, 2018 at 12:35:55PM +0900, Prashant Bhole wrote: Currently when map a lookup fails, user space API can not make any distinction whether g

Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-08 Thread Daniel Borkmann
On 10/09/2018 02:02 AM, Prashant Bhole wrote: > On 10/6/2018 3:35 AM, Alexei Starovoitov wrote: >> On Fri, Oct 05, 2018 at 12:35:55PM +0900, Prashant Bhole wrote: >>> Currently when map a lookup fails, user space API can not make any >>> distinction whether given key was not found or lookup is not

Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-08 Thread Prashant Bhole
On 10/6/2018 3:35 AM, Alexei Starovoitov wrote: On Fri, Oct 05, 2018 at 12:35:55PM +0900, Prashant Bhole wrote: Currently when map a lookup fails, user space API can not make any distinction whether given key was not found or lookup is not supported by particular map. In this series we modif

Re: [PATCH bpf-next 0/6] Error handling when map lookup isn't supported

2018-10-05 Thread Alexei Starovoitov
On Fri, Oct 05, 2018 at 12:35:55PM +0900, Prashant Bhole wrote: > Currently when map a lookup fails, user space API can not make any > distinction whether given key was not found or lookup is not supported > by particular map. > > In this series we modify return value of maps which do not support