diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/exec_domain.c | 33 | ||||
| -rw-r--r-- | kernel/module.c | 59 | ||||
| -rw-r--r-- | kernel/sched.c | 1 | ||||
| -rw-r--r-- | kernel/sched_stats.h | 9 |
4 files changed, 77 insertions, 25 deletions
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c index 0d407e88673..0511716e942 100644 --- a/kernel/exec_domain.c +++ b/kernel/exec_domain.c @@ -12,7 +12,9 @@ #include <linux/kmod.h> #include <linux/module.h> #include <linux/personality.h> +#include <linux/proc_fs.h> #include <linux/sched.h> +#include <linux/seq_file.h> #include <linux/syscalls.h> #include <linux/sysctl.h> #include <linux/types.h> @@ -173,20 +175,39 @@ __set_personality(u_long personality) return 0; } -int -get_exec_domain_list(char *page) +#ifdef CONFIG_PROC_FS +static int execdomains_proc_show(struct seq_file *m, void *v) { struct exec_domain *ep; - int len = 0; read_lock(&exec_domains_lock); - for (ep = exec_domains; ep && len < PAGE_SIZE - 80; ep = ep->next) - len += sprintf(page + len, "%d-%d\t%-16s\t[%s]\n", + for (ep = exec_domains; ep; ep = ep->next) + seq_printf(m, "%d-%d\t%-16s\t[%s]\n", ep->pers_low, ep->pers_high, ep->name, module_name(ep->module)); read_unlock(&exec_domains_lock); - return (len); + return 0; +} + +static int execdomains_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, execdomains_proc_show, NULL); +} + +static const struct file_operations execdomains_proc_fops = { + .open = execdomains_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int __init proc_execdomains_init(void) +{ + proc_create("execdomains", 0, NULL, &execdomains_proc_fops); + return 0; } +module_init(proc_execdomains_init); +#endif asmlinkage long sys_personality(u_long personality) diff --git a/kernel/module.c b/kernel/module.c index c0f1826e2d9..1f4cc00e0c2 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -20,11 +20,13 @@ #include <linux/moduleloader.h> #include <linux/init.h> #include <linux/kallsyms.h> +#include <linux/fs.h> #include <linux/sysfs.h> #include <linux/kernel.h> #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/elf.h> +#include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/syscalls.h> #include <linux/fcntl.h> @@ -2556,23 +2558,6 @@ unsigned long module_kallsyms_lookup_name(const char *name) } #endif /* CONFIG_KALLSYMS */ -/* Called by the /proc file system to return a list of modules. */ -static void *m_start(struct seq_file *m, loff_t *pos) -{ - mutex_lock(&module_mutex); - return seq_list_start(&modules, *pos); -} - -static void *m_next(struct seq_file *m, void *p, loff_t *pos) -{ - return seq_list_next(p, &modules, pos); -} - -static void m_stop(struct seq_file *m, void *p) -{ - mutex_unlock(&module_mutex); -} - static char *module_flags(struct module *mod, char *buf) { int bx = 0; @@ -2606,6 +2591,24 @@ static char *module_flags(struct module *mod, char *buf) return buf; } +#ifdef CONFIG_PROC_FS +/* Called by the /proc file system to return a list of modules. */ +static void *m_start(struct seq_file *m, loff_t *pos) +{ + mutex_lock(&module_mutex); + return seq_list_start(&modules, *pos); +} + +static void *m_next(struct seq_file *m, void *p, loff_t *pos) +{ + return seq_list_next(p, &modules, pos); +} + +static void m_stop(struct seq_file *m, void *p) +{ + mutex_unlock(&module_mutex); +} + static int m_show(struct seq_file *m, void *p) { struct module *mod = list_entry(p, struct module, list); @@ -2636,13 +2639,33 @@ static int m_show(struct seq_file *m, void *p) Where refcount is a number or -, and deps is a comma-separated list of depends or -. */ -const struct seq_operations modules_op = { +static const struct seq_operations modules_op = { .start = m_start, .next = m_next, .stop = m_stop, .show = m_show }; +static int modules_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &modules_op); +} + +static const struct file_operations proc_modules_operations = { + .open = modules_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + +static int __init proc_modules_init(void) +{ + proc_create("modules", 0, NULL, &proc_modules_operations); + return 0; +} +module_init(proc_modules_init); +#endif + /* Given an address, look for it in the module exception tables. */ const struct exception_table_entry *search_module_extables(unsigned long addr) { diff --git a/kernel/sched.c b/kernel/sched.c index 1645c721194..6625c3c4b10 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -55,6 +55,7 @@ #include <linux/cpuset.h> #include <linux/percpu.h> #include <linux/kthread.h> +#include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/sysctl.h> #include <linux/syscalls.h> diff --git a/kernel/sched_stats.h b/kernel/sched_stats.h index 2df9d297d29..ee71bec1da6 100644 --- a/kernel/sched_stats.h +++ b/kernel/sched_stats.h @@ -90,13 +90,20 @@ static int schedstat_open(struct inode *inode, struct file *file) return res; } -const struct file_operations proc_schedstat_operations = { +static const struct file_operations proc_schedstat_operations = { .open = schedstat_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; +static int __init proc_schedstat_init(void) +{ + proc_create("schedstat", 0, NULL, &proc_schedstat_operations); + return 0; +} +module_init(proc_schedstat_init); + /* * Expects runqueue lock to be held for atomicity of update */ |