From: Tejun Heo Date: Sun, 2 Nov 2025 14:44:17 +0000 (-0500) Subject: sched_ext: Mark scx_bpf_dsq_move_set_[slice|vtime]() with KF_RCU X-Git-Tag: v6.12.58~487 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=46fcee9f99ef401a61a97368263b37f60bc6a0c7;p=thirdparty%2Fkernel%2Fstable.git sched_ext: Mark scx_bpf_dsq_move_set_[slice|vtime]() with KF_RCU [ Upstream commit 54e96258a6930909b690fd7e8889749231ba8085 ] scx_bpf_dsq_move_set_slice() and scx_bpf_dsq_move_set_vtime() take a DSQ iterator argument which has to be valid. Mark them with KF_RCU. Fixes: 4c30f5ce4f7a ("sched_ext: Implement scx_bpf_dispatch[_vtime]_from_dsq()") Cc: stable@vger.kernel.org # v6.12+ Acked-by: Andrea Righi Signed-off-by: Tejun Heo [ scx_bpf_dsq_move_set_* => scx_bpf_dispatch_from_dsq_set_* ] Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index 563a7dc2ece6f..be2e836e10e93 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -6493,8 +6493,8 @@ BTF_KFUNCS_START(scx_kfunc_ids_dispatch) BTF_ID_FLAGS(func, scx_bpf_dispatch_nr_slots) BTF_ID_FLAGS(func, scx_bpf_dispatch_cancel) BTF_ID_FLAGS(func, scx_bpf_consume) -BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_slice) -BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_vtime) +BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_slice, KF_RCU) +BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_vtime, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dispatch_vtime_from_dsq, KF_RCU) BTF_KFUNCS_END(scx_kfunc_ids_dispatch) @@ -6593,8 +6593,8 @@ __bpf_kfunc_end_defs(); BTF_KFUNCS_START(scx_kfunc_ids_unlocked) BTF_ID_FLAGS(func, scx_bpf_create_dsq, KF_SLEEPABLE) -BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_slice) -BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_vtime) +BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_slice, KF_RCU) +BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq_set_vtime, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dispatch_from_dsq, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dispatch_vtime_from_dsq, KF_RCU) BTF_KFUNCS_END(scx_kfunc_ids_unlocked)