/linux/Documentation/driver-api/driver-model/ |
H A D | design-patterns.rst | 24 struct foo { 31 struct foo *foo; 33 foo = devm_kzalloc(dev, sizeof(*foo), GFP_KERNEL); 34 if (!foo) 36 spin_lock_init(&foo->lock); 40 This will create an instance of struct foo in memory every time probe() is 46 pass around a pointer to struct foo like this:: 50 struct foo *foo = arg; 56 struct foo *foo; 59 ret = request_irq(irq, foo_handler, 0, "foo", foo); [all …]
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/linux/samples/trace_events/ |
H A D | trace-events-sample.h | 70 * Here it is trace_foo_bar(char *foo, int bar). 73 * Here it is simply "foo, bar". 85 * __field(int, foo) 87 * __entry->foo = 5; 94 * __field_struct(struct bar, foo) 102 * __array( char, foo, 10) is the same as saying: char foo[10]; 106 * __entry->foo[0] = 'a'; 108 * memcpy(__entry->foo, bar, 10); 119 * __dynamic_array( int, foo, ba [all...] |
/linux/samples/kobject/ |
H A D | kset-example.c | 18 * Then tree kobjects are created and assigned to this kset, "foo", "baz", 31 int foo; member 40 ssize_t (*show)(struct foo_obj *foo, struct foo_attribute *attr, char *buf); 41 ssize_t (*store)(struct foo_obj *foo, struct foo_attribute *attr, const char *buf, size_t count); 57 struct foo_obj *foo; in foo_attr_show() local 60 foo = to_foo_obj(kobj); in foo_attr_show() 65 return attribute->show(foo, attribute, buf); in foo_attr_show() 77 struct foo_obj *foo; in foo_attr_store() local 80 foo = to_foo_obj(kobj); in foo_attr_store() 85 return attribute->store(foo, attribute, buf, len); in foo_attr_store() [all …]
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/linux/Documentation/translations/zh_CN/admin-guide/ |
H A D | bootconfig.rst | 46 foo.bar.baz = value1 47 foo.bar.qux.quux = value2 51 foo.bar { 58 foo.bar { baz = value1; qux.quux = value2 } 68 foo = bar, baz 69 foo = qux # !错误! 我们不可以重定义相同的关键字 73 foo = bar, baz 74 foo := qux 76 这样 ``foo`` 关键字的值就变成了 ``qux`` 。这对于通过添加(部分)自定义引导 81 foo = bar, baz [all …]
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/linux/Documentation/translations/zh_TW/admin-guide/ |
H A D | bootconfig.rst | 46 foo.bar.baz = value1 47 foo.bar.qux.quux = value2 51 foo.bar { 58 foo.bar { baz = value1; qux.quux = value2 } 68 foo = bar, baz 69 foo = qux # !錯誤! 我們不可以重定義相同的關鍵字 73 foo = bar, baz 74 foo := qux 76 這樣 ``foo`` 關鍵字的值就變成了 ``qux`` 。這對於通過添加(部分)自定義引導 81 foo = bar, baz [all …]
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/linux/tools/testing/selftests/bpf/prog_tests/ |
H A D | cgroup_attach_override.c | 7 #define FOO "/foo" macro 8 #define BAR "/foo/bar/" 28 int drop_prog = -1, allow_prog = -1, foo = -1, bar = -1; in serial_test_cgroup_attach_override() local 41 foo = test__join_cgroup(FOO); in serial_test_cgroup_attach_override() 42 if (CHECK(foo < 0, "cgroup_join_foo", "cgroup setup failed\n")) in serial_test_cgroup_attach_override() 45 if (CHECK(bpf_prog_attach(drop_prog, foo, BPF_CGROUP_INET_EGRESS, in serial_test_cgroup_attach_override() 48 "attach prog to %s failed, errno=%d\n", FOO, errno)) in serial_test_cgroup_attach_override() 87 if (CHECK(bpf_prog_detach(foo, BPF_CGROUP_INET_EGRESS), in serial_test_cgroup_attach_override() 89 "detach prog from %s failed, errno=%d\n", FOO, errno)) in serial_test_cgroup_attach_override() 111 if (CHECK(!bpf_prog_detach(foo, BPF_CGROUP_INET_EGRESS), in serial_test_cgroup_attach_override() [all …]
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H A D | linked_list.c | 87 "operation on bpf_list_head expects arg#1 bpf_list_node at offset=48 in struct foo, " 91 { "incorrect_node_off2", "arg#1 offset=0, but expected bpf_list_node at offset=48 in struct foo" }, 310 foo_btf_id = btf__add_struct(btf, "foo", 20); in list_and_rb_node_same_struct() 311 if (!ASSERT_GT(foo_btf_id, 0, "btf__add_struct foo")) in list_and_rb_node_same_struct() 314 if (!ASSERT_OK(err, "btf__add_field foo::a")) in list_and_rb_node_same_struct() 317 if (!ASSERT_OK(err, "btf__add_field foo::b")) in list_and_rb_node_same_struct() 337 id = btf__add_struct(btf, "foo", 24); in test_btf() 338 if (!ASSERT_EQ(id, 5, "btf__add_struct foo")) in test_btf() 341 if (!ASSERT_OK(err, "btf__add_struct foo::a")) in test_btf() 344 if (!ASSERT_OK(err, "btf__add_struct foo::a")) in test_btf() [all …]
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H A D | task_under_cgroup.c | 9 #define FOO "/foo" macro 14 int ret, foo; in test_task_under_cgroup() local 17 foo = test__join_cgroup(FOO); in test_task_under_cgroup() 18 if (!ASSERT_OK(foo < 0, "cgroup_join_foo")) in test_task_under_cgroup() 27 skel->rodata->cgid = get_cgroup_id(FOO); in test_task_under_cgroup() 59 close(foo); in test_task_under_cgroup()
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/linux/tools/memory-model/Documentation/ |
H A D | access-marking.txt | 243 For example, ASSERT_EXCLUSIVE_ACCESS(foo) tells KCSAN that any 244 concurrent access to variable foo by any other CPU is an error, even 246 ASSERT_EXCLUSIVE_WRITER(foo) tells KCSAN that although it is OK for there 247 to be concurrent reads from foo from other CPUs, it is an error for some 248 other CPU to be concurrently writing to foo, even if that concurrent 269 For example, suppose a shared variable "foo" is read only while a 274 int foo; 280 foo = newval; 291 ret = foo; 298 pr_info("Current value of foo: %d\n", data_race(foo)); [all …]
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/linux/drivers/gpu/drm/xe/tests/ |
H A D | xe_args_test.c | 12 #define foo X, Y, Z, Q in call_args_example() macro 13 #define bar COUNT_ARGS(foo) in call_args_example() 14 #define buz CALL_ARGS(COUNT_ARGS, foo) in call_args_example() 19 #undef foo in call_args_example() 26 #define foo X, Y, Z, Q in drop_first_arg_example() macro 27 #define bar CALL_ARGS(COUNT_ARGS, DROP_FIRST_ARG(foo)) in drop_first_arg_example() 31 #undef foo in drop_first_arg_example() 39 #define foo X, Y, Z, Q in first_arg_example() macro 40 #define bar FIRST_ARG(foo) in first_arg_example() 45 #undef foo in first_arg_example() [all …]
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/linux/arch/x86/include/asm/ |
H A D | cfi.h | 18 * foo: 23 * call foo 26 * lea foo(%rip), %r11 33 * foo: 39 * call foo / call foo+4 42 * lea foo(%rip), %r11 52 * foo: 58 * call foo # / call foo+4 when IBT 61 * lea foo(%rip), %r11 75 * jz foo [all …]
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/linux/tools/testing/selftests/ftrace/test.d/instances/ |
H A D | instance-event.tc | 7 rmdir foo 2>/dev/null 29 mkdir foo 2> /dev/null 30 rmdir foo 2> /dev/null 36 cat foo/trace 1> /dev/null 2>&1 42 echo 1 > foo/events/sched/sched_switch/enable 69 mkdir foo 70 ls foo > /dev/null 71 rmdir foo 72 if [ -d foo ]; then 73 fail "foo still exists" [all …]
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/linux/tools/perf/tests/shell/ |
H A D | test_uprobe_from_different_cu.sh | 27 perf probe -x ${temp_dir}/testfile -d foo || true 41 cat > ${temp_dir}/testfile-foo.h << EOF 48 extern int foo (int i, struct t *t); 51 cat > ${temp_dir}/testfile-foo.c << EOF 52 #include "testfile-foo.h" 55 foo (int i, struct t *t) 66 #include "testfile-foo.h" 79 return foo (3, &g); 83 gcc -g -Og -flto -c ${temp_dir}/testfile-foo.c -o ${temp_dir}/testfile-foo.o 85 gcc -g -Og -o ${temp_dir}/testfile ${temp_dir}/testfile-foo.o ${temp_dir}/testfile-main.o [all …]
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/linux/drivers/gpu/drm/xe/ |
H A D | xe_args.h | 28 * #define foo X,Y,Z,Q 29 * #define bar COUNT_ARGS(foo) 30 * #define buz CALL_ARGS(COUNT_ARGS, foo) 46 * #define foo X,Y,Z,Q 47 * #define bar CALL_ARGS(COUNT_ARGS, DROP_FIRST_ARG(foo)) 63 * #define foo X,Y,Z,Q 64 * #define bar FIRST_ARG(foo) 82 * #define foo X,Y,Z,Q 83 * #define bar LAST_ARG(foo) 103 * #define foo X,Y,Z,Q [all …]
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/linux/tools/perf/Documentation/ |
H A D | callchain-overhead-calculation.txt | 24 void foo(void) { 30 foo(); 39 In this case 'foo' is a child of 'bar', and 'bar' is an immediate 40 child of 'main' so 'foo' also is a child of 'main'. In other words, 41 'main' is a parent of 'foo' and 'bar', and 'bar' is a parent of 'foo'. 43 Suppose all samples are recorded in 'foo' and 'bar' only. When it's 50 60.00% foo 52 --- foo 65 child functions (i.e. 'foo' and 'bar') are added to the parents to 87 60.00% 60.00% foo [all …]
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/linux/lib/ |
H A D | test_debug_virtual.c | 16 struct foo { struct 20 static struct foo *foo; argument 32 foo = kzalloc(sizeof(*foo), GFP_KERNEL); in test_debug_virtual_init() 33 if (!foo) in test_debug_virtual_init() 36 pa = virt_to_phys(foo); in test_debug_virtual_init() 37 va = foo; in test_debug_virtual_init() 46 kfree(foo); in test_debug_virtual_exit()
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/linux/Documentation/admin-guide/ |
H A D | bootconfig.rst | 48 foo.bar.baz = value1 49 foo.bar.qux.quux = value2 53 foo.bar { 60 foo.bar { baz = value1; qux.quux = value2 } 71 foo = bar, baz 72 foo = qux # !ERROR! we can not re-define same key 77 foo = bar, baz 78 foo := qux 80 then, the ``qux`` is assigned to ``foo`` key. This is useful for 87 foo = bar, baz [all …]
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/linux/fs/bcachefs/ |
H A D | six.h | 23 * six_lock_read(&foo->lock); 24 * six_unlock_read(&foo->lock); 27 * six_lock_intent(&foo->lock); 28 * six_lock_write(&foo->lock); 29 * six_unlock_write(&foo->lock); 30 * six_unlock_intent(&foo->lock); 42 * six_lock_type(&foo->lock, SIX_LOCK_read); 43 * six_trylock_convert(&foo->lock, SIX_LOCK_read, SIX_LOCK_intent) 44 * six_lock_type(&foo->lock, SIX_LOCK_write); 45 * six_unlock_type(&foo->lock, SIX_LOCK_write); [all …]
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/linux/tools/testing/selftests/ftrace/test.d/dynevent/ |
H A D | eprobes_syntax_errors.tc | 13 check_error 'e syscalls/sys_enter_openat ^foo' # BAD_ATTACH_ARG 17 check_error 'e:^foo.1/bar syscalls/sys_enter_openat' # BAD_GROUP_NAME 19 check_error 'e:foo/^12345678901234567890123456789012345678901234567890123456789012345 syscalls/sys_… 20 check_error 'e:foo/^bar.1 syscalls/sys_enter_openat' # BAD_EVENT_NAME 22 check_error 'e:foo/bar syscalls/sys_enter_openat arg=^dfd' # BAD_FETCH_ARG 23 check_error 'e:foo/bar syscalls/sys_enter_openat ^arg=$foo' # BAD_ATTACH_ARG 26 check_error 'e:foo/bar syscalls/sys_enter_openat if ^' # NO_EP_FILTER
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/linux/tools/perf/tests/shell/base_probe/ |
H A D | test_invalid_options.sh | 60 for opt in '-a xxx -d xxx' '-a xxx -L foo' '-a xxx -V foo' '-a xxx -l' '-a xxx -F' \ 61 '-d xxx -L foo' '-d xxx -V foo' '-d xxx -l' '-d xxx -F' \ 62 '-L foo -V bar' '-L foo -l' '-L foo -F' '-V foo -l' '-V foo -F' '-l -F'; do
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/linux/Documentation/translations/zh_CN/core-api/ |
H A D | xarray.rst | 205 void foo_init(struct foo *foo) 207 xa_init_flags(&foo->array, XA_FLAGS_LOCK_BH); 210 int foo_store(struct foo *foo, unsigned long index, void *entry) 214 xa_lock_bh(&foo->array); 215 err = xa_err(__xa_store(&foo->array, index, entry, GFP_KERNEL)); 217 foo->count++; 218 xa_unlock_bh(&foo->array); 223 void foo_erase(struct foo *foo, unsigned long index) 225 xa_lock(&foo->array); 226 __xa_erase(&foo->array, index); [all …]
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/linux/rust/kernel/ |
H A D | init.rs | 42 //! struct Foo { 48 //! let foo = pin_init!(Foo { 49 //! a <- new_mutex!(42, "Foo::a"), 54 //! `foo` now is of the type [`impl PinInit<Foo>`]. We can now use any smart pointer that we like 55 //! (or just the stack) to actually initialize a `Foo`: 62 //! # struct Foo { 67 //! # let foo = pin_init!(Foo { 68 //! # a <- new_mutex!(42, "Foo::a"), 71 //! let foo: Result<Pin<Box<Foo>>> = Box::pin_init(foo, GFP_KERNEL); 129 //! # pub struct foo; [all …]
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/linux/tools/testing/selftests/bpf/progs/ |
H A D | linked_list.c | 13 struct bpf_list_head head __contains(foo, node2); 22 private(C) struct bpf_list_head ghead_array[2] __contains(foo, node2); 23 private(C) struct bpf_list_head ghead_array_one[1] __contains(foo, node2); 31 struct foo *f; in list_push_pop() 41 bpf_obj_drop(container_of(n, struct foo, node2)); in list_push_pop() 50 bpf_obj_drop(container_of(n, struct foo, node2)); in list_push_pop() 67 f = container_of(n, struct foo, node2); in list_push_pop() 82 f = container_of(n, struct foo, node2); in list_push_pop() 93 bpf_obj_drop(container_of(n, struct foo, node2)); in list_push_pop() 101 bpf_obj_drop(container_of(n, struct foo, node2)); in list_push_pop() [all …]
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/linux/Documentation/driver-api/ |
H A D | pin-control.rst | 75 .name = "foo", 361 group "foo": 365 pinctrl_get_group_pins(pctl, "foo", &gpio_range.pins, &gpio_range.npins); 904 PIN_MAP_MUX_GROUP("uart", PINCTRL_STATE_DEFAULT, "pinctrl-foo", 906 PIN_MAP_CONFIGS_PIN("uart", PINCTRL_STATE_DEFAULT, "pinctrl-foo", 908 PIN_MAP_MUX_GROUP("uart", PINCTRL_STATE_SLEEP, "pinctrl-foo", 910 PIN_MAP_CONFIGS_PIN("uart", PINCTRL_STATE_SLEEP, "pinctrl-foo", 963 .dev_name = "foo-spi.0", 966 .ctrl_dev_name = "pinctrl-foo", 970 .dev_name = "foo-i2c.0", [all …]
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/linux/Documentation/admin-guide/gpio/ |
H A D | gpio-virtuser.rst | 115 foo-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>, <&gpio1 2 0>; 124 following device property: ``foo-gpios = <&gpio0 0 0>, <&gpio0 4 0>;``. 128 **Group:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo/`` 132 **Attribute:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo/values`` 134 **Attribute:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo/values_atomic`` 144 **Group:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo:$index/`` 149 **Attribute:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo:$index/consumer`` 153 **Attribute:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo:$index/debounce`` 157 **Attribute:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo:$index/direction`` 159 **Attribute:** ``/sys/kernel/debug/gpio-virtuser/$dev_name/gpiod:foo:$index/direction_atomic`` [all …]
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