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a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=GoEa3M9JfhUA:10 a=VkNPw1HP01LnGYTKEx00:22 a=jiCTI4zE5U7BLdzWsZGv:22 a=7Gl3-_t3PgB9XO-mQDs3:22 a=UqFAeWPbZLKlxFHdd5EA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 X-Proofpoint-Spam-Info: AW1haW4tMjYxMDAyMDA4NCBTYWx0ZWRfX3MSCQMFhLeep rWS55U97YeqQDdpwPZyCYplrTva43lDPyNsmBw0dlXoJhvegftrCbF/9MxTMjGJwdGsSZ3VbEoJ jbiH0+FK8RhuK+3nt+M0w0aDbBSD/a5IRTI2xwFMWAxpwW5uLw1a X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDAyMDA4NCBTYWx0ZWRfX5e9TQHXItrig OGhEc+Nu+KF/DRs8mWhfDm8nGMuSZoPGWD+Cc3WcSXEYWFB4mk+jqrJPRqmk5gTnyEW6inNglwC +y2YEIE28TNKsG+8VYFagynQqC9fgXbGkuyckOW93njj/kfylXR9H4cNh/bnMVfOfswQLTt8AAw VdHbABS4cwDHek9A/U5LdEL/7tvg5BjL582yjjD4AOxF0rlJwmTyfJdw6PXfLgTmVIFnQRLGSPG C27qDLzoiyEkq2m5NMqGOR9kkNgwGVHn67wxd31exWQXOm2a78VitCpYWSbcJKh3ILojVZLaPMj vSikNS828D4cBs6xXjNkVNv4pfMV5BHoFq5BLlOy7bnoFzTdIEP6F25pXHcLaCtNSAL7BO6kVGh g0aRleirja/pKyE16ZzSWYwC8XC0hlGNtgsQ/6LBnT0rQ2CCRiKtOAbpqygAA5E2jhc9KvcFAeu DVPwlzlMTTpgM4rK3/w== X-Proofpoint-ORIG-GUID: THQMhmyOh3s8EzEfjYNCUdoU5Rondkn7 Hi Sasha, On 03/10/26 2:40 am, Sasha Levin wrote: >> The old finalizer ignores upper bits of raw nexthop IDs/ifindices at >> ordinary table sizes. In a 256-bucket check with equal route metadata, >> 128 IDs differing only in their upper byte use 128 buckets before, one >> after, and 128 upstream. >> >> I think 6.12 needs 9b8ca04854fd1253a58aeb1bd089c191cb5a074c ("ipv4: >> avoid quadratic behavior in FIB insertion of common address") before >> this change, including both finalizer callers, thoughts? > > Right, 6.12 still has the old finalizer. The cost is longer fib_info > hash chains when inserting routes; nothing becomes incorrect. I'm not > going to pull that commit into 6.12 for now. Sure, sounds good. Regards, Harshit>