Searched refs:gp_seq_needed (Results 1 – 4 of 4) sorted by relevance
| /linux-6.1.9/kernel/rcu/ |
| D | tree_stall.h | 861 (long)data_race(READ_ONCE(rcu_get_root()->gp_seq_needed)), in show_rcu_gp_kthreads()
865 if (ULONG_CMP_GE(READ_ONCE(rcu_state.gp_seq), READ_ONCE(rnp->gp_seq_needed)) && in show_rcu_gp_kthreads()
872 (long)data_race(READ_ONCE(rnp->gp_seq_needed)), in show_rcu_gp_kthreads()
885 READ_ONCE(rdp->gp_seq_needed))) in show_rcu_gp_kthreads()
888 cpu, (long)data_race(READ_ONCE(rdp->gp_seq_needed))); in show_rcu_gp_kthreads()
916 READ_ONCE(rnp_root->gp_seq_needed)) || in rcu_check_gp_start_stall()
929 READ_ONCE(rnp_root->gp_seq_needed)) || in rcu_check_gp_start_stall()
943 READ_ONCE(rnp_root->gp_seq_needed)) || in rcu_check_gp_start_stall()
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| D | tree.c | 984 if (ULONG_CMP_GE(rnp->gp_seq_needed, gp_seq_req) || in rcu_start_this_gp()
992 WRITE_ONCE(rnp->gp_seq_needed, gp_seq_req); in rcu_start_this_gp()
1026 if (ULONG_CMP_LT(gp_seq_req, rnp->gp_seq_needed)) { in rcu_start_this_gp()
1027 WRITE_ONCE(rnp_start->gp_seq_needed, rnp->gp_seq_needed); in rcu_start_this_gp()
1028 WRITE_ONCE(rdp->gp_seq_needed, rnp->gp_seq_needed); in rcu_start_this_gp()
1044 needmore = ULONG_CMP_LT(rnp->gp_seq, rnp->gp_seq_needed); in rcu_future_gp_cleanup()
1046 rnp->gp_seq_needed = rnp->gp_seq; /* Avoid counter wrap. */ in rcu_future_gp_cleanup()
1145 if (!READ_ONCE(rdp->gpwrap) && ULONG_CMP_GE(rdp->gp_seq_needed, c)) { in rcu_accelerate_cbs_unlocked()
1261 if (ULONG_CMP_LT(rdp->gp_seq_needed, rnp->gp_seq_needed) || rdp->gpwrap) in __note_gp_changes()
1262 WRITE_ONCE(rdp->gp_seq_needed, rnp->gp_seq_needed); in __note_gp_changes()
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| D | tree.h | 50 unsigned long gp_seq_needed; /* Track furthest future GP request. */ member
165 unsigned long gp_seq_needed; /* Track furthest future GP request. */ member
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| /linux-6.1.9/Documentation/RCU/Design/Data-Structures/ |
| D | Data-Structures.rst | 384 2 unsigned long gp_seq_needed;
395 The ``->gp_seq_needed`` fields record the furthest-in-the-future grace
398 equals or exceeds that of the ``->gp_seq_needed`` field.
409 | No, because if the ``->gp_seq_needed`` field lags behind the |
410 | ``->gp_seq`` field, the ``->gp_seq_needed`` field will be updated at |
830 2 unsigned long gp_seq_needed;
837 ``->gp_seq_needed`` field is the counterpart of the field of the same
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