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McKenney" , Frederic Weisbecker , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Uladzislau Rezki , Steven Rostedt , Mathieu Desnoyers , Lai Jiangshan , Zqiang , Andrew Morton , "James E.J. Bottomley" , Helge Deller , Greg Kroah-Hartman , Jiri Slaby Cc: linux-modules@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, rcu@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linux-serial@vger.kernel.org, Joel Granados X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3323; i=joel.granados@kernel.org; h=from:subject:message-id; bh=P7vQ+Tbjp/K5t8P7w4RO0B3Yk38DBPiFR2QdU7/KqCY=; b=owJ4nAHtARL+kA0DAAoBupfNUreWQU8ByyZiAGgd+ySeocfEnB6M/redE7f06E8yJNij/bs4P Rn9SWPKQMpjjIkBswQAAQoAHRYhBK5HCVcl5jElzssnkLqXzVK3lkFPBQJoHfskAAoJELqXzVK3 lkFP+aoL/0WNslAOaswPGE5r9au3d1aOofO6PbnFn0JoryOXftHrBATNDqzcfPhWQTSSk3KcENt l2U9RK8OuosgPWWDQQQLsj6dS2MAwN05l65/fMWikpZqyo/v1X4hnCATduh0RNJ/wEUMIiJcXaQ kiDpwosoj1mz1uSqSNnnl3d2VyVXLpYlcdAGVd2aX2PFeY9f0Iwe9eiCOy9gZ3iBoPfrabixgAM PZMJB0WSDMI39Xqi8sPvisswxkpUcNnU+L7wWOPXB8F0ebq2UlR5vneGEZVbuRhkkxWpbxOubSJ OnUhCPMT6TWkOlPwQqPYhkNK/+rEHHj4hlkuPC3LeEDDO4gf3mFROpz7TeQgx1V+7LqDISlevnU 5k6X+ntypxbBCYvuz9BTBL+Xj/tionGXzm6FNmHQ88PwsZTHPePdH+euWB38xxpR+J/7Ckda28a Mh/Zjusu6Dy6uenAJDr51bG9S/UkB6VEUeHTpw7luFEHmw3EmabRyGgoj2lko9Dk2tG3/7IjHp7 m8= X-Developer-Key: i=joel.granados@kernel.org; a=openpgp; fpr=F1F8E46D30F0F6C4A45FF4465895FAAC338C6E77 X-Endpoint-Received: by B4 Relay for joel.granados@kernel.org/default with auth_id=239 X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: C46041C0002 X-Stat-Signature: xxg5jsp4dcpumyyzyssx5req96ciobi9 X-Rspam-User: X-HE-Tag: 1746795307-543249 X-HE-Meta: U2FsdGVkX1/cHnSkob3QyLQ3mIIIorvcx1iUu0LfaOtnCHvKBw0MlotJw6rbjoigznexGDrf0u9FW5uWYIYKGvaRQQe02FTvOXATLPKJNuyay0J1yzhxX74ZJymE29TgLeoy+YW/zqEZpAwT7Ahx4xzr13qyfQDjPNLYXsDWQpQi6cKqm9p3+ix/xUZ+hzNcofeXrVo/phAKFNTpd8goLea9ta/rH7lypf5k/c8oA4c5y1GOkt4SWMdc3Qcr16ItevmJ2H5eQjLbS6TYAytFtoskg9NJQkPzsbMYr9zrX34+G/q26FRu3CcUrUQhM6uo0pffxXX5pCquq2voK+9MJXT6Pg1ChA9WNeUJz5RHRNEtQ9m9MELkzNFJ0YUbZx7rHbrGMBgo+dj8XbklFI8+zVVK+bGpgA7ZWNhSUMclnm9y/CLToeXvq8xXkkcK9EsAHk7ehvs5egJ7xfBCWU8OpgSBekLOV8+GtXidHlrH8vzhmS8+N9tR82n+SRgO9r8zzSmhiOe9RLgLBFLtPwzr9xF+oXYualfMvK4hnzx5qk31l9Rm6VLNEqXeRfM7/LEjH/aNdaGhEJxPw+fnqp0b4rtPia/aynVsXPLK7zBTjiCHP6OEotHI9igJ6RNCW+2yHXz0c4NR6we7VXxRRNhL+7f3qQ+AcdCPWnjidCM9Gt49xEZkg/TI7OAGXgrZuwT1Mj03ECnbAU3OQFVsifbVCZvdSZmD95a3jbKgDHljlKu/xoZZ9CbcQoqmgr42ipKq8mq7tXwdXyhhFeAqARSL9tHKCfxiRycEq+Mz6JYsZF6ijO2d90ppDuqz701EoZmEZV/0DYbi9GTJXqMcm0Il/O9kZPDekl9hUyvLTBC1A29NwW3eZn6743jiDti2NaBdLxRDRo6acbe7uFCaJWeO/XO4oXOIfUrD9pe4dT4+NVBQPE/rsZdmZqpHt1rHU/eiPWxNl30ragGyoMOMI3c TNQ0ompb Xs/IVbfFdfGmU+JN/W7H6GwFqhttKIZXNG3zbYeqAlLXkBQxkS+sHQyxXm5qZQAxsH6BEK/G0+G43LbYVU6xFT+BQ/lM4aPQ8LnUUiBt76yTRalEkakmut/TN/Kte95UdM2Typh8YT34ploMWucZpAOh8z+JFkVglevGDa4weIby0oKdEzYizeZFH3XSt1966OwPMiTaDLvGp+t/56cMku0s18tRwS6O1GzkVilANNHyXxCqNa7h/WVWS8buy7S+rBKmUZK86m8NC0B53GUXiKIRtefD9Lie6iv/g5r59v2IFfr5H5jK7Yi7yxfTXtX+U+27E X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Move both sysrq ctl_table and supported sysrq_sysctl_handler helper function into drivers/tty/sysrq.c. Replaced the __do_proc_dointvec in helper function with do_proc_dointvec as the former is local to kernel/sysctl.c. This is part of a greater effort to move ctl tables into their respective subsystems which will reduce the merge conflicts in kernel/sysctl.c. Signed-off-by: Joel Granados --- drivers/tty/sysrq.c | 38 ++++++++++++++++++++++++++++++++++++++ kernel/sysctl.c | 30 ------------------------------ 2 files changed, 38 insertions(+), 30 deletions(-) diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index 6853c4660e7c2586487fea83c12f0b7780db1ee1..8a304189749f3e33af48141a1aba5e456616c7de 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -1119,6 +1119,44 @@ int sysrq_toggle_support(int enable_mask) } EXPORT_SYMBOL_GPL(sysrq_toggle_support); +static int sysrq_sysctl_handler(const struct ctl_table *table, int write, + void *buffer, size_t *lenp, loff_t *ppos) +{ + int tmp, ret; + struct ctl_table t = *table; + + tmp = sysrq_mask(); + t.data = &tmp; + + ret = proc_dointvec_minmax(&t, write, buffer, lenp, ppos); + + if (ret || !write) + return ret; + + if (write) + sysrq_toggle_support(tmp); + + return 0; +} + +static const struct ctl_table sysrq_sysctl_table[] = { + { + .procname = "sysrq", + .data = NULL, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = sysrq_sysctl_handler, + }, +}; + +static int __init init_sysrq_sysctl(void) +{ + register_sysctl_init("kernel", sysrq_sysctl_table); + return 0; +} + +subsys_initcall(init_sysrq_sysctl); + static int __sysrq_swap_key_ops(u8 key, const struct sysrq_key_op *insert_op_p, const struct sysrq_key_op *remove_op_p) { diff --git a/kernel/sysctl.c b/kernel/sysctl.c index febf328054aa5a7b2462a256598f86f5ded87c90..ebcc7d75acd9fecbf3c10f31480c3cb6960cb53e 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -31,7 +31,6 @@ #include #include #include -#include #include #include #include @@ -964,26 +963,6 @@ int proc_dou8vec_minmax(const struct ctl_table *table, int write, } EXPORT_SYMBOL_GPL(proc_dou8vec_minmax); -#ifdef CONFIG_MAGIC_SYSRQ -static int sysrq_sysctl_handler(const struct ctl_table *table, int write, - void *buffer, size_t *lenp, loff_t *ppos) -{ - int tmp, ret; - - tmp = sysrq_mask(); - - ret = __do_proc_dointvec(&tmp, table, write, buffer, - lenp, ppos, NULL, NULL); - if (ret || !write) - return ret; - - if (write) - sysrq_toggle_support(tmp); - - return 0; -} -#endif - static int __do_proc_doulongvec_minmax(void *data, const struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos, @@ -1612,15 +1591,6 @@ static const struct ctl_table kern_table[] = { .proc_handler = proc_dostring, }, #endif -#ifdef CONFIG_MAGIC_SYSRQ - { - .procname = "sysrq", - .data = NULL, - .maxlen = sizeof (int), - .mode = 0644, - .proc_handler = sysrq_sysctl_handler, - }, -#endif #ifdef CONFIG_PROC_SYSCTL { .procname = "cad_pid", -- 2.47.2