Searched refs:gp_seq_needed (Results 1 – 4 of 4) sorted by relevance
| /linux/kernel/rcu/ |
| A D | tree_stall.h | 829 (long)data_race(READ_ONCE(rcu_get_root()->gp_seq_needed)), in show_rcu_gp_kthreads()
833 if (ULONG_CMP_GE(READ_ONCE(rcu_state.gp_seq), READ_ONCE(rnp->gp_seq_needed)) && in show_rcu_gp_kthreads()
840 (long)data_race(READ_ONCE(rnp->gp_seq_needed)), in show_rcu_gp_kthreads()
853 READ_ONCE(rdp->gp_seq_needed))) in show_rcu_gp_kthreads()
856 cpu, (long)data_race(READ_ONCE(rdp->gp_seq_needed))); in show_rcu_gp_kthreads()
884 READ_ONCE(rnp_root->gp_seq_needed)) || in rcu_check_gp_start_stall()
897 READ_ONCE(rnp_root->gp_seq_needed)) || in rcu_check_gp_start_stall()
911 READ_ONCE(rnp_root->gp_seq_needed)) || in rcu_check_gp_start_stall()
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| A D | tree.c | 1383 if (ULONG_CMP_GE(rnp->gp_seq_needed, gp_seq_req) || in rcu_start_this_gp()
1391 WRITE_ONCE(rnp->gp_seq_needed, gp_seq_req); in rcu_start_this_gp()
1425 if (ULONG_CMP_LT(gp_seq_req, rnp->gp_seq_needed)) { in rcu_start_this_gp()
1426 WRITE_ONCE(rnp_start->gp_seq_needed, rnp->gp_seq_needed); in rcu_start_this_gp()
1427 WRITE_ONCE(rdp->gp_seq_needed, rnp->gp_seq_needed); in rcu_start_this_gp()
1443 needmore = ULONG_CMP_LT(rnp->gp_seq, rnp->gp_seq_needed); in rcu_future_gp_cleanup()
1659 if (ULONG_CMP_LT(rdp->gp_seq_needed, rnp->gp_seq_needed) || rdp->gpwrap) in __note_gp_changes()
1660 WRITE_ONCE(rdp->gp_seq_needed, rnp->gp_seq_needed); in __note_gp_changes()
2076 trace_rcu_this_gp(rnp, rdp, rnp->gp_seq_needed, in rcu_gp_cleanup()
4150 rdp->gp_seq_needed = rdp->gp_seq; in rcutree_prepare_cpu()
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| A D | tree.h | 45 unsigned long gp_seq_needed; /* Track furthest future GP request. */ member
155 unsigned long gp_seq_needed; /* Track furthest future GP request. */ member
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| /linux/Documentation/RCU/Design/Data-Structures/ |
| A 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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