From d815de4699496a404057bf08790f5692cea6a66a Mon Sep 17 00:00:00 2001 From: seantywork Date: Sun, 21 Sep 2025 04:10:53 +0000 Subject: [PATCH] rcu namechange --- {kthread-rcu => krcu-cmap}/Makefile | 2 +- krcu-cmap/README.md | 5 ++ .../threadrcu.c => krcu-cmap/rcucmap.c | 20 ++--- krcu-deadly/rcudeadly.c | 80 ------------------- kthread-rcu/README.md | 5 -- 5 files changed, 16 insertions(+), 96 deletions(-) rename {kthread-rcu => krcu-cmap}/Makefile (86%) create mode 100644 krcu-cmap/README.md rename kthread-rcu/threadrcu.c => krcu-cmap/rcucmap.c (70%) delete mode 100644 krcu-deadly/rcudeadly.c delete mode 100644 kthread-rcu/README.md diff --git a/kthread-rcu/Makefile b/krcu-cmap/Makefile similarity index 86% rename from kthread-rcu/Makefile rename to krcu-cmap/Makefile index 37a38c4..5c8d899 100644 --- a/kthread-rcu/Makefile +++ b/krcu-cmap/Makefile @@ -1,4 +1,4 @@ -obj-m := threadrcu.o +obj-m := rcucmap.o all: make -C /lib/modules/$(shell uname -r)/build M=$(shell pwd) modules diff --git a/krcu-cmap/README.md b/krcu-cmap/README.md new file mode 100644 index 0000000..22b3f5d --- /dev/null +++ b/krcu-cmap/README.md @@ -0,0 +1,5 @@ +# krcu-cmap + +- source: [linuxyz/krcu-cmap](https://github.com/seantywork/linuxyz/tree/main/krcu-cmap) +- date: 2509- + diff --git a/kthread-rcu/threadrcu.c b/krcu-cmap/rcucmap.c similarity index 70% rename from kthread-rcu/threadrcu.c rename to krcu-cmap/rcucmap.c index 2173ac8..7f9dd1a 100644 --- a/kthread-rcu/threadrcu.c +++ b/krcu-cmap/rcucmap.c @@ -30,7 +30,7 @@ static int task_writer(void *arg){ int v = *(int *)arg; for(int i = 0; i < OP_COUNT; i++){ - printk(KERN_INFO "rcudeadly: v: %d: w: %d\n", v, i); + printk(KERN_INFO "rcucmap: v: %d: w: %d\n", v, i); mdelay(1000); } @@ -42,7 +42,7 @@ static int task_reader(void *arg){ int v = *(int *)arg; for(int i = 0; i < OP_COUNT; i++){ - printk(KERN_INFO "rcudeadly: v: %d: r: %d\n", v, i); + printk(KERN_INFO "rcucmap: v: %d: r: %d\n", v, i); mdelay(1000); } @@ -50,37 +50,37 @@ static int task_reader(void *arg){ } -static int __init rcu_deadly_init(void){ +static int __init rcu_cmap_init(void){ spin_lock_init(&myelements_lock); task_write = kthread_run(task_writer, (void*)&w, "tw/%d", w); if(IS_ERR(task_write)){ - printk(KERN_ERR "rcudeadly: failed to create task_write thread\n"); + printk(KERN_ERR "rcucmap: failed to create task_write thread\n"); return -1; } task_read = kthread_run(task_reader, (void*)&r, "tr/%d", r); if(IS_ERR(task_read)){ - printk(KERN_ERR "rcudeadly: failed to create task_read thread\n"); + printk(KERN_ERR "rcucmap: failed to create task_read thread\n"); return -1; } get_task_struct(task_write); get_task_struct(task_read); - printk(KERN_INFO "rcudeadly: loaded\n"); + printk(KERN_INFO "rcucmap: loaded\n"); return 0; } -static void __exit rcu_deadly_exit(void){ +static void __exit rcu_cmap_exit(void){ kthread_stop(task_write); kthread_stop(task_read); - printk(KERN_INFO "rcudeadly: unloaded\n"); + printk(KERN_INFO "rcucmap: unloaded\n"); } -module_init(rcu_deadly_init); -module_exit(rcu_deadly_exit); +module_init(rcu_cmap_init); +module_exit(rcu_cmap_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("seantywork"); \ No newline at end of file diff --git a/krcu-deadly/rcudeadly.c b/krcu-deadly/rcudeadly.c deleted file mode 100644 index faa1225..0000000 --- a/krcu-deadly/rcudeadly.c +++ /dev/null @@ -1,80 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#define OP_COUNT 10 - -struct - -static LIST_HEAD(); -static spinlock_t - -static struct task_struct *task_write; -static struct task_struct *task_read; -static int w = 10; -static int r = 11; - -static int task_writer(void *arg){ - - int v = *(int *)arg; - - for(int i = 0; i < OP_COUNT; i++){ - printk(KERN_INFO "rcudeadly: v: %d: w: %d\n", v, i); - mdelay(1000); - } - - return 0; -} - -static int task_reader(void *arg){ - - int v = *(int *)arg; - - for(int i = 0; i < OP_COUNT; i++){ - printk(KERN_INFO "rcudeadly: v: %d: r: %d\n", v, i); - mdelay(1000); - } - - return 0; -} - - -static int __init rcu_deadly_init(void){ - - task_write = kthread_run(task_writer, (void*)&w, "tw/%d", w); - if(IS_ERR(task_write)){ - printk(KERN_ERR "rcudeadly: failed to create task_write thread\n"); - return -1; - } - task_read = kthread_run(task_reader, (void*)&r, "tr/%d", r); - if(IS_ERR(task_read)){ - printk(KERN_ERR "rcudeadly: failed to create task_read thread\n"); - return -1; - } - get_task_struct(task_write); - get_task_struct(task_read); - - printk(KERN_INFO "rcudeadly: loaded\n"); - - return 0; -} - -static void __exit rcu_deadly_exit(void){ - kthread_stop(task_write); - kthread_stop(task_read); - - printk(KERN_INFO "rcudeadly: unloaded\n"); - -} - -module_init(rcu_deadly_init); -module_exit(rcu_deadly_exit); -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("seantywork"); \ No newline at end of file diff --git a/kthread-rcu/README.md b/kthread-rcu/README.md deleted file mode 100644 index c7848a2..0000000 --- a/kthread-rcu/README.md +++ /dev/null @@ -1,5 +0,0 @@ -# kernel-thread-rcu - -- source: [linuxyz/kthread-rcu](https://github.com/seantywork/linuxyz/tree/main/kthread-rcu) -- date: 2509- - -- 2.43.0