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sched_ext: Mark scx_bpf_dsq_move_set_[slice|vtime]() with KF_RCU

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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: 4c30f5ce4f ("sched_ext: Implement scx_bpf_dispatch[_vtime]_from_dsq()")
Cc: stable@vger.kernel.org # v6.12+
Acked-by: Andrea Righi <arighi@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Tejun Heo
2025-10-06 15:35:36 -10:00
parent 3a86608788
commit 54e96258a6
1 changed files with 4 additions and 4 deletions
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8
kernel/sched/ext.c
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@@ -5688,8 +5688,8 @@ BTF_KFUNCS_START(scx_kfunc_ids_dispatch)
BTF_ID_FLAGS(func, scx_bpf_dispatch_nr_slots) BTF_ID_FLAGS(func, scx_bpf_dispatch_nr_slots)
BTF_ID_FLAGS(func, scx_bpf_dispatch_cancel) BTF_ID_FLAGS(func, scx_bpf_dispatch_cancel)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_to_local) BTF_ID_FLAGS(func, scx_bpf_dsq_move_to_local)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_slice) BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_slice, KF_RCU)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_vtime) BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_vtime, KF_RCU)
BTF_ID_FLAGS(func, scx_bpf_dsq_move, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dsq_move, KF_RCU)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_vtime, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dsq_move_vtime, KF_RCU)
BTF_KFUNCS_END(scx_kfunc_ids_dispatch) BTF_KFUNCS_END(scx_kfunc_ids_dispatch)
@@ -5820,8 +5820,8 @@ __bpf_kfunc_end_defs();
BTF_KFUNCS_START(scx_kfunc_ids_unlocked) BTF_KFUNCS_START(scx_kfunc_ids_unlocked)
BTF_ID_FLAGS(func, scx_bpf_create_dsq, KF_SLEEPABLE) BTF_ID_FLAGS(func, scx_bpf_create_dsq, KF_SLEEPABLE)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_slice) BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_slice, KF_RCU)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_vtime) BTF_ID_FLAGS(func, scx_bpf_dsq_move_set_vtime, KF_RCU)
BTF_ID_FLAGS(func, scx_bpf_dsq_move, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dsq_move, KF_RCU)
BTF_ID_FLAGS(func, scx_bpf_dsq_move_vtime, KF_RCU) BTF_ID_FLAGS(func, scx_bpf_dsq_move_vtime, KF_RCU)
BTF_KFUNCS_END(scx_kfunc_ids_unlocked) BTF_KFUNCS_END(scx_kfunc_ids_unlocked)