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Searched refs:glock (Results 1 – 19 of 19) sorted by relevance

/linux/Documentation/translations/zh_CN/filesystems/
H A Dgfs2-glocks.rst19 本文档阐述 glock 状态机内部运作的基本原理。每个 glock（即
29 gl_holders 列表包含与该 glock 关联的所有排队锁请求（不
33 glock 层用户可请求三种锁状态：共享（SH）、延迟（DF）和
58 这些规则通过为每种 glock 定义的操作函数实现。并非所有
59 glock 类型都使用全部的模式，例如仅 inode glock 使用 DF 模
62 glock 操作函数及类型常量说明表：
70 go_instantiate 获取 glock 时调用
71 go_held 每次获取 glock 持有者时调用
72 go_dump 为 debugfs 文件打印对象内容，或出错时将 glock 转储至日志
74 go_unlocked 当 glock 解锁时调用（dlm_unlock()）
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/linux/tools/testing/selftests/bpf/progs/
H A Drbtree_fail.c16 private(A) struct bpf_spin_lock glock; variable
55 bpf_spin_lock(&glock); in rbtree_api_nolock_remove()
57 bpf_spin_unlock(&glock); in rbtree_api_nolock_remove()
88 bpf_spin_lock(&glock); in rbtree_api_remove_unadded_node()
94 bpf_spin_unlock(&glock); in rbtree_api_remove_unadded_node()
115 bpf_spin_lock(&glock); in rbtree_api_remove_no_drop()
126 bpf_spin_unlock(&glock); in rbtree_api_remove_no_drop()
132 bpf_spin_unlock(&glock); in rbtree_api_remove_no_drop()
146 bpf_spin_lock(&glock); in rbtree_api_add_to_multiple_trees()
151 bpf_spin_unlock(&glock); in rbtree_api_add_to_multiple_trees()
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H A Dlinked_list_peek.c15 private(A) struct bpf_spin_lock glock; variable
31 bpf_spin_lock(&glock); in list_peek()
33 bpf_spin_unlock(&glock); in list_peek()
37 bpf_spin_lock(&glock); in list_peek()
39 bpf_spin_unlock(&glock); in list_peek()
48 bpf_spin_lock(&glock); in list_peek()
50 bpf_spin_unlock(&glock); in list_peek()
53 bpf_spin_lock(&glock); in list_peek()
80 bpf_spin_unlock(&glock); in list_peek()
93 bpf_spin_lock(&glock); \
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H A Dlinked_list_fail.c112 CHECK(global_kptr, op, &glock, &f1->head); \
113 CHECK(global_map, op, &glock, &v->head); \
114 CHECK(global_inner_map, op, &glock, &iv->head); \
149 CHECK(global_kptr, op, &glock, &f1->head, &b->node); \
150 CHECK(global_map, op, &glock, &v->head, &f->node2); \
151 CHECK(global_inner_map, op, &glock, &iv->head, &f->node2); \
363 bpf_spin_lock(&glock); in use_after_unlock()
369 bpf_spin_unlock(&glock); in use_after_unlock()
394 bpf_spin_lock(&glock); in list_double_add()
402 bpf_spin_unlock(&glock); in list_double_add()
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H A Drbtree.c17 struct bpf_spin_lock glock; member
30 private(A) struct bpf_spin_lock glock; variable
83 return __add_three(&groot, &glock); in rbtree_add_nodes()
89 return __add_three(&groot_nested.inner.root, &groot_nested.inner.glock); in rbtree_add_nodes_nested()
108 bpf_spin_lock(&glock); in rbtree_add_and_remove()
112 bpf_spin_unlock(&glock); in rbtree_add_and_remove()
148 bpf_spin_lock(&glock); in rbtree_add_and_remove_array()
157 bpf_spin_unlock(&glock); in rbtree_add_and_remove_array()
213 bpf_spin_lock(&glock); in rbtree_first_and_remove()
220 bpf_spin_unlock(&glock); in rbtree_first_and_remove()
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H A Drefcounted_kptr_fail.c20 private(A) struct bpf_spin_lock glock; variable
44 bpf_spin_lock(&glock); in rbtree_refcounted_node_ref_escapes()
48 bpf_spin_unlock(&glock); in rbtree_refcounted_node_ref_escapes()
89 bpf_spin_lock(&glock); in rbtree_refcounted_node_ref_escapes_owning_input()
91 bpf_spin_unlock(&glock); in rbtree_refcounted_node_ref_escapes_owning_input()
110 bpf_spin_lock(&glock); in BPF_PROG()
115 bpf_spin_unlock(&glock); in BPF_PROG()
H A Drbtree_btf_fail__wrong_node_type.c20 private(A) struct bpf_spin_lock glock; variable
32 bpf_spin_lock(&glock); in rbtree_api_add__wrong_node_type()
34 bpf_spin_unlock(&glock); in rbtree_api_add__wrong_node_type()
H A Drbtree_btf_fail__add_wrong_type.c34 private(A) struct bpf_spin_lock glock; variable
46 bpf_spin_lock(&glock); in rbtree_api_add__add_wrong_type()
48 bpf_spin_unlock(&glock); in rbtree_api_add__add_wrong_type()
H A Dlinked_list.c322 return test_list_push_pop(&glock, &ghead); in global_list_push_pop()
382 ret = list_push_pop_multiple(&glock, &ghead, false); in global_list_push_pop_multiple()
385 return list_push_pop_multiple(&glock, &ghead, true); in global_list_push_pop_multiple()
417 return test_list_in_list(&glock, &ghead); in global_list_in_list()
H A Dlinked_list.h52 private(A) struct bpf_spin_lock glock; variable
/linux/Documentation/filesystems/gfs2/
H A Dglocks.rst7 This documents the basic principles of the glock state machine
8 internals. Each glock (struct gfs2_glock in fs/gfs2/incore.h)
20 just the holders) associated with the glock. If there are any
25 There are three lock states that users of the glock layer can request,
32 UN IV/NL Unlocked (no DLM lock associated with glock) or NL
52 These rules are implemented using the various glock operations which
53 are defined for each type of glock. Not all types of glocks use
56 Table of glock operations and per type constants:
64 go_instantiate Called when a glock has been acquired
65 go_held Called every time a glock holder is acquired
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/linux/fs/9p/
H A Dvfs_file.c230 struct p9_getlock glock; in v9fs_file_getlock() local
246 memset(&glock, 0, sizeof(glock)); in v9fs_file_getlock()
247 glock.type = P9_LOCK_TYPE_UNLCK; in v9fs_file_getlock()
248 glock.start = fl->fl_start; in v9fs_file_getlock()
250 glock.length = 0; in v9fs_file_getlock()
252 glock.length = fl->fl_end - fl->fl_start + 1; in v9fs_file_getlock()
253 glock.proc_id = fl->c.flc_pid; in v9fs_file_getlock()
254 glock.client_id = fid->clnt->name; in v9fs_file_getlock()
256 res = p9_client_getlock_dotl(fid, &glock); in v9fs_file_getlock()
260 switch (glock.type) { in v9fs_file_getlock()
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/linux/net/9p/
H A Dclient.c2139 int p9_client_getlock_dotl(struct p9_fid *fid, struct p9_getlock *glock) in p9_client_getlock_dotl() argument
2148 fid->fid, glock->type, glock->start, glock->length, in p9_client_getlock_dotl()
2149 glock->proc_id, glock->client_id); in p9_client_getlock_dotl()
2152 glock->type, glock->start, glock->length, in p9_client_getlock_dotl()
2153 glock->proc_id, glock->client_id); in p9_client_getlock_dotl()
2158 err = p9pdu_readf(&req->rc, clnt->proto_version, "bqqds", &glock->type, in p9_client_getlock_dotl()
2159 &glock->start, &glock->length, &glock->proc_id, in p9_client_getlock_dotl()
2160 &glock->client_id); in p9_client_getlock_dotl()
2167 glock->type, glock->start, glock->length, in p9_client_getlock_dotl()
2168 glock->proc_id, glock->client_id); in p9_client_getlock_dotl()
/linux/fs/gfs2/
H A Dglock.h149 struct gfs2_glock glock; member
178 container_of(gl, struct gfs2_glock_aspace, glock); in gfs2_glock2aspace()
H A DMakefile4 gfs2-y := acl.o bmap.o dir.o xattr.o glock.o \
H A Dmeta_io.h46 return glock_sbd(&gla->glock); in gfs2_mapping2sbd()
H A Dmain.c65 gfs2_init_glock_once(&gla->glock); in gfs2_init_gl_aspace_once()
H A Dglock.c135 container_of(gl, struct gfs2_glock_aspace, glock); in gfs2_glock_dealloc()
1101 gl = &gla->glock; in gfs2_glock_get()
/linux/Documentation/bpf/
H A Dgraph_ds_impl.rst70 struct bpf_spin_lock glock;