| /linux/arch/riscv/ |
| H A D | Kconfig.errata | 20 non-standard handling on non-coherent operations on Andes cores. 22 If you don't know what to do here, say "Y". 58 bool "Apply SiFive errata CIP-453" 62 This will apply the SiFive CIP-453 errata to add sign extension 66 If you don't know what to do here, say "Y". 69 bool "Apply SiFive errata CIP-1200" 73 This will apply the SiFive CIP-1200 errata to repalce all 77 If you don't know what to do here, say "Y". 92 caches that are non-coherent with respect to peripheral DMAs. 93 It was designed before the Zicbom extension so needs non-standard [all …]
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| H A D | Kconfig.vendor | 16 If you don't know what to do here, say Y. 29 If you don't know what to do here, say Y. 42 If you don't know what to do here, say Y. 45 menu "T-Head" menu 47 bool "T-Head vendor extension support" 51 Say N here to disable detection of and support for all T-Head vendor 52 extensions. Without this option enabled, T-Head vendor extensions will 55 If you don't know what to do here, say Y. 65 in the kernel. This will disable vector for any T-Head board that 68 If you don't know what to do here, say Y.
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| /linux/tools/testing/selftests/futex/functional/ |
| H A D | robust_list.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 9 * for the lock won't block forever, waiting for a lock that will never be 21 * Documententation/locking/robust-futex-ABI.rst 22 * Documententation/locking/robust-futexes.rst 47 static int set_robust_list(struct robust_list_head *head, size_t len) in set_robust_list() argument 49 return syscall(SYS_set_robust_list, head, len); in set_robust_list() 52 static int get_robust_list(int pid, struct robust_list_head **head, size_t *len_ptr) in get_robust_list() argument 54 return syscall(SYS_get_robust_list, pid, head, len_ptr); in get_robust_list() 67 * Helper function to spawn a child thread. Returns -1 on error, pid on success 75 MAP_PRIVATE | MAP_ANONYMOUS | MAP_STACK, -1, 0); in create_child() [all …]
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| /linux/arch/x86/platform/uv/ |
| H A D | uv_time.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 6 * Copyright (c) 2009-2013 Silicon Graphics, Inc. All Rights Reserved. 38 .irq = -1, 92 /* Setup interrupt and return non-zero if early expiration occurred. */ 101 uv_write_global_mmr64(pnode, UVH_INT_CMPB, -1L); in uv_setup_intr() 121 * Per-cpu timer tracking routines 134 /* Allocate per-node list of cpu timer expiration times. */ 141 return -ENOMEM; in uv_rtc_allocate_timers() 147 struct uv_rtc_timer_head *head = blade_info[bid]; in uv_rtc_allocate_timers() local 149 if (!head) { in uv_rtc_allocate_timers() [all …]
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| /linux/drivers/gpu/drm/radeon/ |
| H A D | mkregtable.c | 1 // SPDX-License-Identifier: MIT 20 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) 22 * container_of - cast a member of a structure out to the containing structure 29 const typeof(((type *)0)->member)*__mptr = (ptr); \ 30 (type *)((char *)__mptr - offsetof(type, member)); }) 39 * using the generic single-entry routines. 49 list->next = list; in INIT_LIST_HEAD() 50 list->prev = list; in INIT_LIST_HEAD() 63 next->prev = new; in __list_add() 64 new->next = next; in __list_add() [all …]
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| /linux/net/netfilter/ipvs/ |
| H A D | ip_vs_conn.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 6 * high-performance and highly available server based on a 14 * with changes/fixes from Julian Anastasov, Lars Marowsky-Bree, Horms 64 * - hash (add conn) and unhash (del conn) are safe for RCU readers walking 67 * - rehash (fill cport) hashes the conn to new bucket or even new table, 71 * - hash table resize works like rehash but always rehashes into new table 72 * - bit lock on bucket serializes all operations that modify the chain 73 * - cp->lock protects conn fields like cp->flags, cp->dest 78 conn_tab_lock(struct ip_vs_rht *t, struct ip_vs_conn *cp, u32 hash_key, in conn_tab_lock() argument 82 struct hlist_bl_head *head, *head2; in conn_tab_lock() local [all …]
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| /linux/kernel/futex/ |
| H A D | syscalls.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 12 * Implementation: user-space maintains a per-thread list of locks it 17 * per-thread. Userspace also maintains a per-thread 'list_op_pending' 24 * sys_set_robust_list() - Set the robust-futex list head of a task 25 * @head: pointer to the list-head 26 * @len: length of the list-head, as userspace expects 28 SYSCALL_DEFINE2(set_robust_list, struct robust_list_head __user *, head, in SYSCALL_DEFINE2() argument 34 if (unlikely(len != sizeof(*head))) in SYSCALL_DEFINE2() 35 return -EINVAL; in SYSCALL_DEFINE2() 37 current->robust_list = head; in SYSCALL_DEFINE2() [all …]
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| /linux/net/sctp/ |
| H A D | output.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 4 * Copyright (c) 1999-2000 Cisco, Inc. 5 * Copyright (c) 1999-2001 Motorola, Inc. 13 * lksctp developers <linux-sctp@vger.kernel.org> 60 packet->size = packet->overhead; in sctp_packet_reset() 62 packet->has_cookie_echo = 0; in sctp_packet_reset() 63 packet->has_sack = 0; in sctp_packet_reset() 64 packet->has_data = 0; in sctp_packet_reset() 65 packet->has_auth = 0; in sctp_packet_reset() 66 packet->ipfragok = 0; in sctp_packet_reset() [all …]
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| /linux/Documentation/dev-tools/ |
| H A D | checkuapi.rst | 1 .. SPDX-License-Identifier: GPL-2.0-only 7 The UAPI checker (``scripts/check-uapi.sh``) is a shell script which 8 checks UAPI header files for userspace backwards-compatibility across 14 This section will describe the options with which ``check-uapi.sh`` 19 check-uapi.sh [-b BASE_REF] [-p PAST_REF] [-j N] [-l ERROR_LOG] [-i] [-q] [-v] 23 -b BASE_REF Base git reference to use for comparison. If unspecified or empty, 25 dirty changes, HEAD will be used. 26 -p PAST_REF Compare BASE_REF to PAST_REF (e.g. -p v6.1). If unspecified or empty, 29 -j JOBS Number of checks to run in parallel (default: number of CPU cores). 30 -l ERROR_LOG Write error log to file (default: no error log is generated). [all …]
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| /linux/drivers/block/aoe/ |
| H A D | aoecmd.c | 10 #include <linux/blk-mq.h> 54 struct list_head head; member 71 skb->protocol = __constant_htons(ETH_P_AOE); in new_skb() 80 struct list_head *head, *pos, *nx; in getframe_deferred() local 83 head = &d->rexmitq; in getframe_deferred() 84 list_for_each_safe(pos, nx, head) { in getframe_deferred() 85 f = list_entry(pos, struct frame, head); in getframe_deferred() 86 if (f->tag == tag) { in getframe_deferred() 98 struct list_head *head, *pos, *nx; in getframe() local 102 head = &d->factive[n]; in getframe() [all …]
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| H A D | aoedev.c | 8 #include <linux/blk-mq.h> 18 static void freetgt(struct aoedev *d, struct aoetgt *t); 29 * - partitions, 30 * - slots per shelf, 31 * - or shelves, 52 error = -1; in minor_get_dyn() 75 error = -1; in minor_get_static() 84 error = -1; in minor_get_static() 93 error = -1; in minor_get_static() 143 d->ref--; in aoedev_put() [all …]
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| /linux/drivers/net/ethernet/meta/fbnic/ |
| H A D | fbnic_txrx.c | 1 // SPDX-License-Identifier: GPL-2.0 38 #define FBNIC_XMIT_CB(__skb) ((struct fbnic_xmit_cb *)((__skb)->cb)) 44 unsigned long csr_base = (unsigned long)ring->doorbell; in fbnic_ring_csr_base() 46 csr_base &= ~(FBNIC_QUEUE_STRIDE * sizeof(u32) - 1); in fbnic_ring_csr_base() 66 * fbnic_ts40_to_ns() - convert descriptor timestamp to PHC time 84 s = u64_stats_fetch_begin(&fbn->time_seq); in fbnic_ts40_to_ns() 85 offset = READ_ONCE(fbn->time_offset); in fbnic_ts40_to_ns() 86 } while (u64_stats_fetch_retry(&fbn->time_seq, s)); in fbnic_ts40_to_ns() 88 high = READ_ONCE(fbn->time_high); in fbnic_ts40_to_ns() 93 /* Compare bits 32-39 between periodic reads and ts40, in fbnic_ts40_to_ns() [all …]
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| /linux/lib/ |
| H A D | plist.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 5 * Descending-priority-sorted double-linked list 7 * (C) 2002-2003 Intel Corp 8 * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>. 10 * 2001-2005 (c) MontaVista Software, Inc. 16 * Oleg Nesterov <oleg@tv-sign.ru> 32 static void plist_check_prev_next(struct list_head *t, struct list_head *p, in plist_check_prev_next() argument 35 WARN(n->prev != p || p->next != n, in plist_check_prev_next() 39 t, t->next, t->prev, in plist_check_prev_next() 40 p, p->next, p->prev, in plist_check_prev_next() [all …]
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| /linux/drivers/pci/hotplug/ |
| H A D | cpqphp_ctrl.c | 1 // SPDX-License-Identifier: GPL-2.0+ 6 * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com) 72 func = cpqhp_slot_find(ctrl->bus, in handle_switch_change() 73 (hp_slot + ctrl->slot_device_offset), 0); in handle_switch_change() 78 taskInfo = &(ctrl->event_queue[ctrl->next_event]); in handle_switch_change() 79 ctrl->next_event = (ctrl->next_event + 1) % 10; in handle_switch_change() 80 taskInfo->hp_slot = hp_slot; in handle_switch_change() 84 temp_word = ctrl->ctrl_int_comp >> 16; in handle_switch_change() 85 func->presence_save = (temp_word >> hp_slot) & 0x01; in handle_switch_change() 86 func->presence_save |= (temp_word >> (hp_slot + 7)) & 0x02; in handle_switch_change() [all …]
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| /linux/kernel/events/ |
| H A D | ring_buffer.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * Performance events ring-buffer code: 6 * Copyright (C) 2008-2011 Red Hat, Inc., Ingo Molnar 7 * Copyright (C) 2008-2011 Red Hat, Inc., Peter Zijlstra 22 atomic_set(&handle->rb->poll, EPOLLIN | EPOLLRDNORM); in perf_output_wakeup() 24 handle->event->pending_wakeup = 1; in perf_output_wakeup() 26 if (*perf_event_fasync(handle->event) && !handle->event->pending_kill) in perf_output_wakeup() 27 handle->event->pending_kill = POLL_IN; in perf_output_wakeup() 29 irq_work_queue(&handle->event->pending_irq); in perf_output_wakeup() 33 * We need to ensure a later event_id doesn't publish a head when a former [all …]
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| /linux/fs/xfs/ |
| H A D | xfs_log_recover.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * Copyright (c) 2000-2006 Silicon Graphics, Inc. 51 * Verify the log-relative block number and length in basic blocks are valid for 61 if (blk_no < 0 || blk_no >= log->l_logBBsize) in xlog_verify_bno() 63 if (bbcount <= 0 || (blk_no + bbcount) > log->l_logBBsize) in xlog_verify_bno() 78 * Pass log block 0 since we don't have an addr yet, buffer will be in xlog_alloc_buffer() 81 if (XFS_IS_CORRUPT(log->l_mp, !xlog_verify_bno(log, 0, nbblks))) { in xlog_alloc_buffer() 82 xfs_warn(log->l_mp, "Invalid block length (0x%x) for buffer", in xlog_alloc_buffer() 88 * We do log I/O in units of log sectors (a power-of-2 multiple of the in xlog_alloc_buffer() 92 * In addition, the buffer may be used for a non-sector-aligned block in xlog_alloc_buffer() [all …]
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| /linux/arch/powerpc/platforms/pseries/ |
| H A D | hvcserver.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 28 * functions aren't performance sensitive, so this conversion isn't an 37 return -EINVAL; in hvcs_convert() 39 return -EIO; in hvcs_convert() 47 return -EBUSY; in hvcs_convert() 50 return -EPERM; in hvcs_convert() 55 * hvcs_free_partner_info - free pi allocated by hvcs_get_partner_info 56 * @head: list_head pointer for an allocated list of partner info structs to 62 int hvcs_free_partner_info(struct list_head *head) in hvcs_free_partner_info() argument 67 if (!head) in hvcs_free_partner_info() [all …]
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| /linux/net/sched/ |
| H A D | cls_fw.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 55 struct fw_head *head = rcu_dereference_bh(tp->root); in fw_classify() local 58 u32 id = skb->mark; in fw_classify() 60 if (head != NULL) { in fw_classify() 61 id &= head->mask; in fw_classify() 63 for (f = rcu_dereference_bh(head->ht[fw_hash(id)]); f; in fw_classify() 64 f = rcu_dereference_bh(f->next)) { in fw_classify() 65 if (f->id == id) { in fw_classify() 66 *res = f->res; in fw_classify() 67 if (!tcf_match_indev(skb, f->ifindex)) in fw_classify() [all …]
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| H A D | cls_cgroup.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 30 struct cls_cgroup_head *head = rcu_dereference_bh(tp->root); in cls_cgroup_classify() local 33 if (unlikely(!head)) in cls_cgroup_classify() 34 return -1; in cls_cgroup_classify() 36 return -1; in cls_cgroup_classify() 37 if (!tcf_em_tree_match(skb, &head->ematches, NULL)) in cls_cgroup_classify() 38 return -1; in cls_cgroup_classify() 40 res->classid = classid; in cls_cgroup_classify() 41 res->class = 0; in cls_cgroup_classify() 43 return tcf_exts_exec(skb, &head->exts, res); in cls_cgroup_classify() [all …]
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| /linux/tools/perf/scripts/python/ |
| H A D | compaction-times.py | 14 … "usage: perf script report compaction-times.py -- [-h] [-u] [-p|-pv] [-t | [-m] [-fs] [-ms]] [pid… 44 def set_type(t): argument 46 opt_disp = (t if opt_disp == topt.DISP_ALL else opt_disp|t) 52 return "%dns" % ns if opt_ns else "%dus" % (round(ns, -3) / 1000) 97 self.ns = ns(secs, nsecs) - self.ns 121 head = cls.heads[pid] 122 filtered = head.is_filtered() 126 head = cls.heads[pid] = chead(comm, pid, filtered) 129 head.mark_pending(start_secs, start_nsecs) 133 head = cls.heads[pid] [all …]
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| /linux/tools/testing/selftests/rseq/ |
| H A D | param_test.c | 1 // SPDX-License-Identifier: LGPL-2.1 44 static __thread __attribute__((tls_model("initial-exec"))) 49 static __thread __attribute__((tls_model("initial-exec"), unused)) 66 "mov asm_loop_cnt_" #n ", %%" INJECT_ASM_REG "\n\t" \ 67 "test %%" INJECT_ASM_REG ",%%" INJECT_ASM_REG "\n\t" \ 68 "jz 333f\n\t" \ 69 "222:\n\t" \ 70 "dec %%" INJECT_ASM_REG "\n\t" \ 71 "jnz 222b\n\t" \ 72 "333:\n\t" [all …]
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| /linux/net/ipv6/ |
| H A D | xfrm6_protocol.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* xfrm6_protocol.c - Generic xfrm protocol multiplexer for ipv6. 41 #define for_each_protocol_rcu(head, handler) \ argument 42 for (handler = rcu_dereference(head); \ 44 handler = rcu_dereference(handler->next)) \ 50 struct xfrm6_protocol __rcu **head = proto_handlers(protocol); in xfrm6_rcv_cb() local 52 if (!head) in xfrm6_rcv_cb() 56 if ((ret = handler->cb_handler(skb, err)) <= 0) in xfrm6_rcv_cb() 67 struct xfrm6_protocol __rcu **head = proto_handlers(nexthdr); in xfrm6_rcv_encap() local 69 XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6 = NULL; in xfrm6_rcv_encap() [all …]
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| /linux/net/strparser/ |
| H A D | strparser.c | 1 // SPDX-License-Identifier: GPL-2.0-only 32 return (struct _strp_msg *)((void *)skb->cb + in _strp_msg() 41 cancel_delayed_work(&strp->msg_timer_work); in strp_abort_strp() 43 if (strp->stopped) in strp_abort_strp() 46 strp->stopped = 1; in strp_abort_strp() 48 if (strp->skb_head) { in strp_abort_strp() 49 kfree_skb(strp->skb_hea in strp_abort_strp() 95 struct sk_buff *head, *skb; __strp_recv() local [all...] |
| /linux/net/ipv4/ |
| H A D | ip_tunnel.c | 1 // SPDX-License-Identifier: GPL-2.0-only 65 return !test_bit(IP_TUNNEL_KEY_BIT, p->i_flags); in ip_tunnel_key_match() 67 return test_bit(IP_TUNNEL_KEY_BIT, p->i_flags) && p->i_key == key; in ip_tunnel_key_match() 86 struct ip_tunnel *t, *cand = NULL; in ip_tunnel_lookup() local 87 struct hlist_head *head; in ip_tunnel_lookup() local 92 head = &itn->tunnels[hash]; in ip_tunnel_lookup() 94 hlist_for_each_entry_rcu(t, head, hash_node) { in ip_tunnel_lookup() 95 if (local != t->parms.iph.saddr || in ip_tunnel_lookup() 96 remote != t->parms.iph.daddr || in ip_tunnel_lookup() 97 !(t->dev->flags & IFF_UP)) in ip_tunnel_lookup() [all …]
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| /linux/fs/gfs2/ |
| H A D | recovery.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. 4 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. 35 struct gfs2_inode *ip = GFS2_I(jd->jd_inode); in gfs2_replay_read_block() 36 struct gfs2_glock *gl = ip->i_gl; in gfs2_replay_read_block() 42 error = gfs2_get_extent(&ip->i_inode, blk, &dblock, &extlen); in gfs2_replay_read_block() 47 return -EIO; in gfs2_replay_read_block() 57 struct list_head *head = &jd->jd_revoke_list; in gfs2_revoke_add() local 60 list_for_each_entry(iter, head, rr_list) { in gfs2_revoke_add() 61 if (iter->rr_blkno == blkno) { in gfs2_revoke_add() [all …]
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