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proc: move /proc/execdomains to kernel/exec_domain.c

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Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
This commit is contained in:
Alexey Dobriyan 2008-10-04 14:28:09 +04:00
parent cf9887f102
commit 6e62775ece
2 changed files with 27 additions and 15 deletions
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9
fs/proc/proc_misc.c
View file

@ -63,7 +63,6 @@
* have a way to deal with that gracefully. Right now I used straightforward * have a way to deal with that gracefully. Right now I used straightforward
* wrappers, but this needs further analysis wrt potential overflows. * wrappers, but this needs further analysis wrt potential overflows.
*/ */
extern int get_exec_domain_list(char *);
static int proc_calc_metrics(char *page, char **start, off_t off, static int proc_calc_metrics(char *page, char **start, off_t off,
int count, int *eof, int len) int count, int *eof, int len)
@ -486,13 +485,6 @@ static const struct file_operations proc_locks_operations = {
}; };
#endif /* CONFIG_FILE_LOCKING */ #endif /* CONFIG_FILE_LOCKING */
static int execdomains_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
int len = get_exec_domain_list(page);
return proc_calc_metrics(page, start, off, count, eof, len);
}
#ifdef CONFIG_PROC_PAGE_MONITOR #ifdef CONFIG_PROC_PAGE_MONITOR
#define KPMSIZE sizeof(u64) #define KPMSIZE sizeof(u64)
#define KPMMASK (KPMSIZE - 1) #define KPMMASK (KPMSIZE - 1)
@ -632,7 +624,6 @@ void __init proc_misc_init(void)
char *name; char *name;
int (*read_proc)(char*,char**,off_t,int,int*,void*); int (*read_proc)(char*,char**,off_t,int,int*,void*);
} *p, simple_ones[] = { } *p, simple_ones[] = {
{"execdomains", execdomains_read_proc},
{NULL,} {NULL,}
}; };
for (p = simple_ones; p->name; p++) for (p = simple_ones; p->name; p++)

33
kernel/exec_domain.c
View file

@ -12,7 +12,9 @@
#include <linux/kmod.h> #include <linux/kmod.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/personality.h> #include <linux/personality.h>
#include <linux/proc_fs.h>
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/seq_file.h>
#include <linux/syscalls.h> #include <linux/syscalls.h>
#include <linux/sysctl.h> #include <linux/sysctl.h>
#include <linux/types.h> #include <linux/types.h>
@ -173,21 +175,40 @@ __set_personality(u_long personality)
return 0; return 0;
} }
int #ifdef CONFIG_PROC_FS
get_exec_domain_list(char *page) static int execdomains_proc_show(struct seq_file *m, void *v)
{ {
struct exec_domain *ep; struct exec_domain *ep;
int len = 0;
read_lock(&exec_domains_lock); read_lock(&exec_domains_lock);
for (ep = exec_domains; ep && len < PAGE_SIZE - 80; ep = ep->next) for (ep = exec_domains; ep; ep = ep->next)
len += sprintf(page + len, "%d-%d\t%-16s\t[%s]\n", seq_printf(m, "%d-%d\t%-16s\t[%s]\n",
ep->pers_low, ep->pers_high, ep->name, ep->pers_low, ep->pers_high, ep->name,
module_name(ep->module)); module_name(ep->module));
read_unlock(&exec_domains_lock); 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 asmlinkage long
sys_personality(u_long personality) sys_personality(u_long personality)
{ {