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Tue, 04 Mar 2025 16:17:02 -0800 (PST) Received: from localhost ([2601:646:9e00:f56e:123b:cea3:439a:b3e3]) by smtp.gmail.com with UTF8SMTPSA id d9443c01a7336-223501d2888sm102339935ad.40.2025.03.04.16.17.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 16:17:02 -0800 (PST) Date: Tue, 4 Mar 2025 16:17:01 -0800 From: Stanislav Fomichev To: Jakub Kicinski Cc: davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org, shuah@kernel.org, pshelar@ovn.org, aconole@redhat.com, amorenoz@redhat.com, linux-kselftest@vger.kernel.org, dev@openvswitch.org Subject: Re: [PATCH net-next] selftests: openvswitch: don't hardcode the drop reason subsys Message-ID: References: <20250304180615.945945-1-kuba@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20250304180615.945945-1-kuba@kernel.org> On 03/04, Jakub Kicinski wrote: > WiFi removed one of their subsys entries from drop reasons, in > commit 286e69677065 ("wifi: mac80211: Drop cooked monitor support") > SKB_DROP_REASON_SUBSYS_OPENVSWITCH is now 2 not 3. > The drop reasons are not uAPI, read the correct value > from debug info. > > We need to enable vmlinux BTF, otherwise pahole needs > a few GB of memory to decode the enum name. > > Signed-off-by: Jakub Kicinski Acked-by: Stanislav Fomichev Might have resolved OVS_DROP_FLOW_ACTION and the rest as well via pahole, but assuming these won't be reordered/removed too often..