^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Kernel module for testing static keys.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright 2015 Akamai Technologies Inc. All Rights Reserved
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Authors:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Jason Baron <jbaron@akamai.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/jump_label.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) /* old keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) struct static_key old_true_key = STATIC_KEY_INIT_TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) struct static_key old_false_key = STATIC_KEY_INIT_FALSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) /* new api */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) DEFINE_STATIC_KEY_TRUE(true_key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) DEFINE_STATIC_KEY_FALSE(false_key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) /* external */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) extern struct static_key base_old_true_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) extern struct static_key base_inv_old_true_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) extern struct static_key base_old_false_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) extern struct static_key base_inv_old_false_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) /* new api */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) extern struct static_key_true base_true_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) extern struct static_key_true base_inv_true_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) extern struct static_key_false base_false_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) extern struct static_key_false base_inv_false_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) struct test_key {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) bool init_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct static_key *key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) bool (*test_key)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define test_key_func(key, branch) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static bool key ## _ ## branch(void) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) return branch(&key); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) static void invert_key(struct static_key *key)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) if (static_key_enabled(key))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) static_key_disable(key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) static_key_enable(key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) static void invert_keys(struct test_key *keys, int size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct static_key *previous = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) for (i = 0; i < size; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) if (previous != keys[i].key) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) invert_key(keys[i].key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) previous = keys[i].key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) static int verify_keys(struct test_key *keys, int size, bool invert)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) bool ret, init;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) for (i = 0; i < size; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) ret = static_key_enabled(keys[i].key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) init = keys[i].init_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) if (ret != (invert ? !init : init))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) ret = keys[i].test_key();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (static_key_enabled(keys[i].key)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) if (!ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) test_key_func(old_true_key, static_key_true)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) test_key_func(old_false_key, static_key_false)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) test_key_func(true_key, static_branch_likely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) test_key_func(true_key, static_branch_unlikely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) test_key_func(false_key, static_branch_likely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) test_key_func(false_key, static_branch_unlikely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) test_key_func(base_old_true_key, static_key_true)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) test_key_func(base_inv_old_true_key, static_key_true)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) test_key_func(base_old_false_key, static_key_false)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) test_key_func(base_inv_old_false_key, static_key_false)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) test_key_func(base_true_key, static_branch_likely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) test_key_func(base_true_key, static_branch_unlikely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) test_key_func(base_inv_true_key, static_branch_likely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) test_key_func(base_inv_true_key, static_branch_unlikely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) test_key_func(base_false_key, static_branch_likely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) test_key_func(base_false_key, static_branch_unlikely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) test_key_func(base_inv_false_key, static_branch_likely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) test_key_func(base_inv_false_key, static_branch_unlikely)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) static int __init test_static_key_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) int size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) struct test_key static_key_tests[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) /* internal keys - old keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) .key = &old_true_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .test_key = &old_true_key_static_key_true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) .key = &old_false_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) .test_key = &old_false_key_static_key_false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) /* internal keys - new keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) .key = &true_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .test_key = &true_key_static_branch_likely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .key = &true_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .test_key = &true_key_static_branch_unlikely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .key = &false_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .test_key = &false_key_static_branch_likely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .key = &false_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .test_key = &false_key_static_branch_unlikely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) /* external keys - old keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .key = &base_old_true_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .test_key = &base_old_true_key_static_key_true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .key = &base_inv_old_true_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) .test_key = &base_inv_old_true_key_static_key_true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .key = &base_old_false_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) .test_key = &base_old_false_key_static_key_false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .key = &base_inv_old_false_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) .test_key = &base_inv_old_false_key_static_key_false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) /* external keys - new keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) .key = &base_true_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .test_key = &base_true_key_static_branch_likely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) .key = &base_true_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) .test_key = &base_true_key_static_branch_unlikely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) .key = &base_inv_true_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) .test_key = &base_inv_true_key_static_branch_likely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) .key = &base_inv_true_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) .test_key = &base_inv_true_key_static_branch_unlikely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .key = &base_false_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .test_key = &base_false_key_static_branch_likely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) .init_state = false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) .key = &base_false_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) .test_key = &base_false_key_static_branch_unlikely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) .key = &base_inv_false_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) .test_key = &base_inv_false_key_static_branch_likely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) .init_state = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) .key = &base_inv_false_key.key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) .test_key = &base_inv_false_key_static_branch_unlikely,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) size = ARRAY_SIZE(static_key_tests);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) ret = verify_keys(static_key_tests, size, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) invert_keys(static_key_tests, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) ret = verify_keys(static_key_tests, size, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) invert_keys(static_key_tests, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) ret = verify_keys(static_key_tests, size, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) static void __exit test_static_key_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) module_init(test_static_key_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) module_exit(test_static_key_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) MODULE_AUTHOR("Jason Baron <jbaron@akamai.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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