Hi Saeed, > -----Original Message----- > From: Saeed Mahameed <[email protected]> > Sent: Friday, November 13, 2020 1:18 AM > To: Naveen Mamindlapalli <[email protected]>; [email protected]; > [email protected] > Cc: [email protected]; [email protected]; Sunil Kovvuri Goutham > <[email protected]>; Linu Cherian <[email protected]>; > Geethasowjanya Akula <[email protected]>; Jerin Jacob Kollanukkaran > <[email protected]>; Subbaraya Sundeep Bhatta <[email protected]>; > Hariprasad Kelam <[email protected]> > Subject: Re: [PATCH v3 net-next 07/13] octeontx2-af: Add debugfs entry > to dump the MCAM rules > > On Wed, 2020-11-11 at 12:43 +0530, Naveen Mamindlapalli wrote: > > From: Subbaraya Sundeep <[email protected]> > > > > Add debugfs support to dump the MCAM rules installed using > > NPC_INSTALL_FLOW mbox message. Debugfs file can display mcam entry, > > counter if any, flow type and counter hits. > > > > Ethtool will dump the ntuple flows related to the PF only. > > The debugfs file gives systemwide view of the MCAM rules installed by > > all the PF's. > > > > Below is the example output when the debugfs file is read: > > ~ # mount -t debugfs none /sys/kernel/debug ~ # cat > > /sys/kernel/debug/octeontx2/npc/mcam_rules > > > > Installed by: PF1 > > direction: RX > > mcam entry: 227 > > udp source port 23 mask 0xffff > > Forward to: PF1 VF0 > > action: Direct to queue 0 > > enabled: yes > > counter: 1 > > hits: 0 > > > > I don't want to block this series or anything, but you might want to use > devlink > dpipe interface for this: > > https://urldefense.proofpoint.com/v2/url?u=https- > 3A__www.kernel.org_doc_html_latest_networking_devlink_devlink- > 2Ddpipe.html&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=TwreqwV6mQ8K9 > wIpqwFO8yjikO_w1jUOe2MzChg4Rmg&m=Q3bIaVBAvCHGU817Tap8T9ooBFRP > CJhP9kvFODtUnJg&s=YV7Q2w0JHxg9RUdwJvMfjC063Umev9Hpb6YvNSbe37A&e > = > > As a future patch of course.
Thanks for the pointers. We will definitely look into adding the devlink dpipe support in future. > > Thanks, > Saeed.
