From: Jakub Kicinski Date: Mon, 28 Apr 2025 22:55:11 +0000 (-0700) Subject: Merge branch 'net_sched-adapt-qdiscs-for-reentrant-enqueue-cases' X-Git-Tag: v6.15-rc5~22^2~16 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=bd808ca5a0cc899eb63538c28cb139eb0a6cc797;p=linux-block.git Merge branch 'net_sched-adapt-qdiscs-for-reentrant-enqueue-cases' Victor Nogueira says: ==================== net_sched: Adapt qdiscs for reentrant enqueue cases As described in Gerrard's report [1], there are cases where netem can make the qdisc enqueue callback reentrant. Some qdiscs (drr, hfsc, ets, qfq) break whenever the enqueue callback has reentrant behaviour. This series addresses these issues by adding extra checks that cater for these reentrant corner cases. This series has passed all relevant test cases in the TDC suite. [1] https://lore.kernel.org/netdev/CAHcdcOm+03OD2j6R0=YHKqmy=VgJ8xEOKuP6c7mSgnp-TEJJbw@mail.gmail.com/ ==================== Link: https://patch.msgid.link/20250425220710.3964791-1-victor@mojatatu.com Signed-off-by: Jakub Kicinski --- bd808ca5a0cc899eb63538c28cb139eb0a6cc797