Home
last modified time | relevance | path

Searched refs:WRITE_ONCE (Results 1 – 25 of 1021) sorted by relevance

12345678910>>...41

/linux/drivers/iommu/intel/
H A Dpasid.h89 WRITE_ONCE(pe->val[0], 0); in pasid_clear_entry()
90 WRITE_ONCE(pe->val[1], 0); in pasid_clear_entry()
91 WRITE_ONCE(pe->val[2], 0); in pasid_clear_entry()
92 WRITE_ONCE(pe->val[3], 0); in pasid_clear_entry()
93 WRITE_ONCE(pe->val[4], 0); in pasid_clear_entry()
94 WRITE_ONCE(pe->val[5], 0); in pasid_clear_entry()
95 WRITE_ONCE(pe->val[6], 0); in pasid_clear_entry()
96 WRITE_ONCE(pe->val[7], 0); in pasid_clear_entry()
101 WRITE_ONCE(pe->val[0], PASID_PTE_FPD); in pasid_clear_entry_with_fpd()
102 WRITE_ONCE(pe->val[1], 0); in pasid_clear_entry_with_fpd()
[all …]
/linux/kernel/rcu/
H A Drcu_segcblist.c32 WRITE_ONCE(rclp->len, rclp->len + 1); in rcu_cblist_enqueue()
59 WRITE_ONCE(srclp->len, 1); in rcu_cblist_flush_enqueue()
87 WRITE_ONCE(rsclp->len, v); in rcu_segcblist_set_len()
112 WRITE_ONCE(rsclp->seglen[seg], v); in rcu_segcblist_set_seglen()
118 WRITE_ONCE(rsclp->seglen[seg], rsclp->seglen[seg] + v); in rcu_segcblist_add_seglen()
218 WRITE_ONCE(rsclp->len, rsclp->len + v); in rcu_segcblist_add_len()
335 WRITE_ONCE(*rsclp->tails[RCU_NEXT_TAIL], rhp); in rcu_segcblist_enqueue()
336 WRITE_ONCE(rsclp->tails[RCU_NEXT_TAIL], &rhp->next); in rcu_segcblist_enqueue()
363 WRITE_ONCE(*rsclp->tails[i], rhp); in rcu_segcblist_entrain()
365 WRITE_ONCE(rsclp->tails[i], &rhp->next); in rcu_segcblist_entrain()
[all …]
H A Dsync.c70 WRITE_ONCE(rsp->gp_state, GP_PASSED); in rcu_sync_func()
77 WRITE_ONCE(rsp->gp_state, GP_EXIT); in rcu_sync_func()
85 WRITE_ONCE(rsp->gp_state, GP_IDLE); in rcu_sync_func()
112 WRITE_ONCE(rsp->gp_state, GP_ENTER); in rcu_sync_enter()
160 WRITE_ONCE(rsp->gp_state, GP_EXIT); in rcu_sync_exit()
163 WRITE_ONCE(rsp->gp_state, GP_REPLAY); in rcu_sync_exit()
182 WRITE_ONCE(rsp->gp_state, GP_EXIT); in rcu_sync_dtor()
H A Dtree.c464 WRITE_ONCE(jiffies_to_sched_qs, jiffies_till_sched_qs); in adjust_jiffies_till_sched_qs()
473 WRITE_ONCE(jiffies_to_sched_qs, j); in adjust_jiffies_till_sched_qs()
482 WRITE_ONCE(*(ulong *)kp->arg, (j > HZ) ? HZ : j); in param_set_first_fqs_jiffies()
494 WRITE_ONCE(*(ulong *)kp->arg, (j > HZ) ? HZ : (j ?: 1)); in param_set_next_fqs_jiffies()
690 WRITE_ONCE(rdp->rcu_forced_tick, true); in __rcu_irq_enter_check_tick()
723 WRITE_ONCE(rdp->rcu_urgent_qs, false); in rcu_disable_urgency_upon_qs()
724 WRITE_ONCE(rdp->rcu_need_heavy_qs, false); in rcu_disable_urgency_upon_qs()
727 WRITE_ONCE(rdp->rcu_forced_tick, false); in rcu_disable_urgency_upon_qs()
790 WRITE_ONCE(seq_gpwrap_lag, lag_seq_count); in rcu_set_gpwrap_lag()
806 WRITE_ONCE(rdp->gpwrap, true); in rcu_gpnum_ovf()
[all …]
/linux/Documentation/translations/ko_KR/
H A Dmemory-barriers.txt277 a = READ_ONCE(*X); WRITE_ONCE(*X, b);
285 WRITE_ONCE(*X, c); d = READ_ONCE(*X);
296 (*) 컴파일러가 READ_ONCE() 나 WRITE_ONCE() 로 보호되지 않은 메모리 액세스를
600 WRITE_ONCE(P, &B)
630 WRITE_ONCE(P, &B);
660 WRITE_ONCE(P, &B);
662 WRITE_ONCE(*Q, 5);
726 WRITE_ONCE(b, 1);
730 하나, READ_ONCE() 도 WRITE_ONCE() 도 선택사항이 아니라 필수사항임을 부디
732 또다른 로드와 조합할 수 있습니다. WRITE_ONCE() 가 없다면, 컴파일러는 'b' 로의
[all …]
/linux/tools/lib/
H A Drbtree.c155 WRITE_ONCE(parent->rb_right, tmp); in __rb_insert()
156 WRITE_ONCE(node->rb_left, parent); in __rb_insert()
176 WRITE_ONCE(gparent->rb_left, tmp); /* == parent->rb_right */ in __rb_insert()
177 WRITE_ONCE(parent->rb_right, gparent); in __rb_insert()
199 WRITE_ONCE(parent->rb_left, tmp); in __rb_insert()
200 WRITE_ONCE(node->rb_right, parent); in __rb_insert()
211 WRITE_ONCE(gparent->rb_right, tmp); /* == parent->rb_left */ in __rb_insert()
212 WRITE_ONCE(parent->rb_left, gparent); in __rb_insert()
253 WRITE_ONCE(parent->rb_right, tmp1); in ____rb_erase_color()
254 WRITE_ONCE(sibling->rb_left, parent); in ____rb_erase_color()
[all …]
/linux/lib/
H A Drbtree.c155 WRITE_ONCE(parent->rb_right, tmp); in __rb_insert()
156 WRITE_ONCE(node->rb_left, parent); in __rb_insert()
176 WRITE_ONCE(gparent->rb_left, tmp); /* == parent->rb_right */ in __rb_insert()
177 WRITE_ONCE(parent->rb_right, gparent); in __rb_insert()
199 WRITE_ONCE(parent->rb_left, tmp); in __rb_insert()
200 WRITE_ONCE(node->rb_right, parent); in __rb_insert()
211 WRITE_ONCE(gparent->rb_right, tmp); /* == parent->rb_left */ in __rb_insert()
212 WRITE_ONCE(parent->rb_left, gparent); in __rb_insert()
253 WRITE_ONCE(parent->rb_right, tmp1); in ____rb_erase_color()
254 WRITE_ONCE(sibling->rb_left, parent); in ____rb_erase_color()
[all …]
/linux/arch/xtensa/platforms/xtfpga/
H A Dlcd.c37 WRITE_ONCE(*addr, data); in lcd_put_byte()
39 WRITE_ONCE(*addr, data & 0xf0); in lcd_put_byte()
40 WRITE_ONCE(*addr, (data << 4) & 0xf0); in lcd_put_byte()
46 WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE8BIT); in lcd_init()
48 WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE8BIT); in lcd_init()
50 WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE8BIT); in lcd_init()
53 WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE4BIT); in lcd_init()
/linux/drivers/net/wireless/ath/ath9k/
H A Dar9003_mac.c42 WRITE_ONCE(ads->info, val); in ar9003_set_txdesc()
45 WRITE_ONCE(ads->link, i->link); in ar9003_set_txdesc()
48 WRITE_ONCE(ads->data0, i->buf_addr[0]); in ar9003_set_txdesc()
50 WRITE_ONCE(ads->data1, i->buf_addr[1]); in ar9003_set_txdesc()
52 WRITE_ONCE(ads->data2, i->buf_addr[2]); in ar9003_set_txdesc()
54 WRITE_ONCE(ads->data3, i->buf_addr[3]); in ar9003_set_txdesc()
57 WRITE_ONCE(ads->ctl3, val); in ar9003_set_txdesc()
59 WRITE_ONCE(ads->ctl5, val); in ar9003_set_txdesc()
61 WRITE_ONCE(ads->ctl7, val); in ar9003_set_txdesc()
63 WRITE_ONCE(ads->ctl9, val); in ar9003_set_txdesc()
[all …]
H A Dar9002_mac.c223 WRITE_ONCE(ads->ds_link, i->link); in ar9002_set_txdesc()
224 WRITE_ONCE(ads->ds_data, i->buf_addr[0]); in ar9002_set_txdesc()
238 WRITE_ONCE(ads->ds_ctl2, set11nTries(i->rates, 0) in ar9002_set_txdesc()
245 WRITE_ONCE(ads->ds_ctl3, set11nRate(i->rates, 0) in ar9002_set_txdesc()
250 WRITE_ONCE(ads->ds_ctl2, 0); in ar9002_set_txdesc()
251 WRITE_ONCE(ads->ds_ctl3, 0); in ar9002_set_txdesc()
255 WRITE_ONCE(ads->ds_ctl0, 0); in ar9002_set_txdesc()
256 WRITE_ONCE(ads->ds_ctl1, ctl1); in ar9002_set_txdesc()
257 WRITE_ONCE(ads->ds_ctl6, ctl6); in ar9002_set_txdesc()
282 WRITE_ONCE(ads->ds_ctl0, (i->pkt_len & AR_FrameLen) in ar9002_set_txdesc()
[all …]
/linux/include/linux/
H A Drculist.h24 WRITE_ONCE(list->next, list); in INIT_LIST_HEAD_RCU()
25 WRITE_ONCE(list->prev, list); in INIT_LIST_HEAD_RCU()
229 WRITE_ONCE(n->pprev, NULL); in hlist_del_init_rcu()
561 WRITE_ONCE(n->pprev, LIST_POISON2); in hlist_del_rcu()
579 WRITE_ONCE(new->pprev, old->pprev); in hlist_replace_rcu()
582 WRITE_ONCE(new->next->pprev, &new->next); in hlist_replace_rcu()
583 WRITE_ONCE(old->pprev, LIST_POISON2); in hlist_replace_rcu()
603 WRITE_ONCE(node2->pprev, &left->first); in hlists_swap_heads_rcu()
604 WRITE_ONCE(node1->pprev, &right->first); in hlists_swap_heads_rcu()
639 WRITE_ONCE(n->pprev, &h->first); in hlist_add_head_rcu()
[all …]
H A Drculist_nulls.h37 WRITE_ONCE(n->pprev, NULL); in hlist_nulls_del_init_rcu()
77 WRITE_ONCE(n->pprev, LIST_POISON2); in hlist_nulls_del_rcu()
104 WRITE_ONCE(n->next, first); in hlist_nulls_add_head_rcu()
105 WRITE_ONCE(n->pprev, &h->first); in hlist_nulls_add_head_rcu()
108 WRITE_ONCE(first->pprev, &n->next); in hlist_nulls_add_head_rcu()
140 WRITE_ONCE(n->next, last->next); in hlist_nulls_add_tail_rcu()
H A Dlist_nulls.h98 WRITE_ONCE(n->pprev, &h->first); in hlist_nulls_add_head()
101 WRITE_ONCE(first->pprev, &n->next); in hlist_nulls_add_head()
109 WRITE_ONCE(*pprev, next); in __hlist_nulls_del()
111 WRITE_ONCE(next->pprev, pprev); in __hlist_nulls_del()
117 WRITE_ONCE(n->pprev, LIST_POISON2); in hlist_nulls_del()
/linux/net/core/
H A Ddev.h170 WRITE_ONCE(dev->gso_max_size, size); in netif_set_gso_max_size()
172 WRITE_ONCE(dev->gso_ipv4_max_size, size); in netif_set_gso_max_size()
179 WRITE_ONCE(dev->gso_max_segs, segs); in netif_set_gso_max_segs()
186 WRITE_ONCE(dev->gro_max_size, size); in netif_set_gro_max_size()
188 WRITE_ONCE(dev->gro_ipv4_max_size, size); in netif_set_gro_max_size()
195 WRITE_ONCE(dev->gso_ipv4_max_size, size); in netif_set_gso_ipv4_max_size()
202 WRITE_ONCE(dev->gro_ipv4_max_size, size); in netif_set_gro_ipv4_max_size()
223 WRITE_ONCE(n->defer_hard_irqs, defer); in napi_set_defer_hard_irqs()
239 WRITE_ONCE(netdev->napi_defer_hard_irqs, defer); in netdev_set_defer_hard_irqs()
269 WRITE_ONCE(n->gro_flush_timeout, timeout); in napi_set_gro_flush_timeout()
[all …]
/linux/tools/testing/selftests/bpf/
H A Dbpf_arena_list.h49 WRITE_ONCE(n->next, first); in list_add_head()
54 WRITE_ONCE(first->pprev, tmp); in list_add_head()
57 WRITE_ONCE(h->first, n); in list_add_head()
62 WRITE_ONCE(n->pprev, tmp); in list_add_head()
74 WRITE_ONCE(tmp, next); in __list_del()
78 WRITE_ONCE(next->pprev, pprev); in __list_del()
/linux/tools/testing/selftests/kvm/x86/
H A Dsync_regs_test.c95 WRITE_ONCE(events->exception.nr, UD_VECTOR); in race_events_inj_pen()
98 WRITE_ONCE(run->kvm_dirty_regs, KVM_SYNC_X86_EVENTS); in race_events_inj_pen()
99 WRITE_ONCE(events->flags, 0); in race_events_inj_pen()
100 WRITE_ONCE(events->exception.injected, 1); in race_events_inj_pen()
101 WRITE_ONCE(events->exception.pending, 1); in race_events_inj_pen()
119 WRITE_ONCE(run->kvm_dirty_regs, KVM_SYNC_X86_EVENTS); in race_events_exc()
120 WRITE_ONCE(events->flags, 0); in race_events_exc()
121 WRITE_ONCE(events->exception.nr, UD_VECTOR); in race_events_exc()
122 WRITE_ONCE(events->exception.pending, 1); in race_events_exc()
123 WRITE_ONCE(events->exception.nr, 255); in race_events_exc()
[all …]
/linux/tools/memory-model/litmus-tests/
H A DS+poonceonces.litmus8 * is replaced by WRITE_ONCE() and the smp_load_acquire() replaced by
16 WRITE_ONCE(*x, 2);
17 WRITE_ONCE(*y, 1);
25 WRITE_ONCE(*x, 1);
H A DISA2+poonceonces.litmus8 * smp_store_release() invocations are replaced by WRITE_ONCE() and all
16 WRITE_ONCE(*x, 1);
17 WRITE_ONCE(*y, 1);
25 WRITE_ONCE(*z, 1);
H A DZ6.0+pooncelock+pooncelock+pombonce.litmus16 WRITE_ONCE(*x, 1);
17 WRITE_ONCE(*y, 1);
27 WRITE_ONCE(*z, 1);
35 WRITE_ONCE(*z, 2);
/linux/kernel/locking/
H A Dspinlock_debug.c94 WRITE_ONCE(lock->owner_cpu, raw_smp_processor_id()); in debug_spin_lock_after()
95 WRITE_ONCE(lock->owner, current); in debug_spin_lock_after()
105 WRITE_ONCE(lock->owner, SPINLOCK_OWNER_INIT); in debug_spin_unlock()
106 WRITE_ONCE(lock->owner_cpu, -1); in debug_spin_unlock()
194 WRITE_ONCE(lock->owner_cpu, raw_smp_processor_id()); in debug_write_lock_after()
195 WRITE_ONCE(lock->owner, current); in debug_write_lock_after()
204 WRITE_ONCE(lock->owner, SPINLOCK_OWNER_INIT); in debug_write_unlock()
205 WRITE_ONCE(lock->owner_cpu, -1); in debug_write_unlock()
/linux/arch/x86/include/asm/
H A Dpgtable-3level.h38 WRITE_ONCE(ptep->pte_high, pte.pte_high); in native_set_pte()
40 WRITE_ONCE(ptep->pte_low, pte.pte_low); in native_set_pte()
69 WRITE_ONCE(ptep->pte_low, 0); in native_pte_clear()
71 WRITE_ONCE(ptep->pte_high, 0); in native_pte_clear()
76 WRITE_ONCE(pmdp->pmd_low, 0); in native_pmd_clear()
78 WRITE_ONCE(pmdp->pmd_high, 0); in native_pmd_clear()
139 WRITE_ONCE(pmdp->pmd_high, pmd.pmd_high); in pmdp_establish()
/linux/tools/memory-model/Documentation/
H A Dlocking.txt34 WRITE_ONCE(x, 1);
36 WRITE_ONCE(y, 1);
75 WRITE_ONCE(x, 1);
77 WRITE_ONCE(y, 1);
106 WRITE_ONCE(data, 1);
107 WRITE_ONCE(flag, 1);
117 no ordering between the two WRITE_ONCE() calls. It should therefore be
131 WRITE_ONCE(data, 1);
143 ordered after the WRITE_ONCE() to "data", solving the second problem.
163 WRITE_ONCE(x, 1);
[all …]
H A Dcontrol-dependencies.txt37 WRITE_ONCE(b, 1);
41 WRITE_ONCE() are optional. Without the READ_ONCE(), the compiler might
42 fuse the load from "a" with other loads. Without the WRITE_ONCE(),
55 So don't leave out either the READ_ONCE() or the WRITE_ONCE().
65 WRITE_ONCE(b, 1);
69 WRITE_ONCE(b, 1);
78 WRITE_ONCE(b, 1); /* BUG: No ordering vs. load from a!!! */
80 /* WRITE_ONCE(b, 1); -- moved up, BUG!!! */
83 /* WRITE_ONCE(b, 1); -- moved up, BUG!!! */
108 WRITE_ONCE(b, 1);
[all …]
/linux/fs/smb/server/
H A Dconnection.h216 WRITE_ONCE(conn->status, KSMBD_SESS_NEW); in ksmbd_conn_set_new()
221 WRITE_ONCE(conn->status, KSMBD_SESS_GOOD); in ksmbd_conn_set_good()
226 WRITE_ONCE(conn->status, KSMBD_SESS_NEED_NEGOTIATE); in ksmbd_conn_set_need_negotiate()
231 WRITE_ONCE(conn->status, KSMBD_SESS_NEED_SETUP); in ksmbd_conn_set_need_setup()
236 WRITE_ONCE(conn->status, KSMBD_SESS_NEED_RECONNECT); in ksmbd_conn_set_need_reconnect()
241 WRITE_ONCE(conn->status, KSMBD_SESS_EXITING); in ksmbd_conn_set_exiting()
246 WRITE_ONCE(conn->status, KSMBD_SESS_RELEASING); in ksmbd_conn_set_releasing()
/linux/kernel/
H A Dcontext_tracking.c45 WRITE_ONCE(current->rcu_tasks_idle_cpu, smp_processor_id()); in rcu_task_exit()
53 WRITE_ONCE(current->rcu_tasks_idle_cpu, -1); in rcu_task_enter()
128 WRITE_ONCE(ct->nmi_nesting, 0); in ct_kernel_exit()
147 WRITE_ONCE(ct->nesting, 0); /* Avoid irq-access tearing. */ in ct_kernel_exit()
186 WRITE_ONCE(ct->nesting, 1); in ct_kernel_enter()
188 WRITE_ONCE(ct->nmi_nesting, CT_NESTING_IRQ_NONIDLE); in ct_kernel_enter()
223 WRITE_ONCE(ct->nmi_nesting, /* No store tearing. */ in ct_nmi_exit()
231 WRITE_ONCE(ct->nmi_nesting, 0); /* Avoid store tearing. */ in ct_nmi_exit()
300 WRITE_ONCE(ct->nmi_nesting, /* Prevent store tearing. */ in ct_nmi_enter()

12345678910>>...41