diff options
| -rw-r--r-- | fs/proc/proc_misc.c | 28 | ||||
| -rw-r--r-- | include/linux/vmalloc.h | 2 | ||||
| -rw-r--r-- | mm/vmalloc.c | 33 |
3 files changed, 32 insertions, 31 deletions
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c index 1d6d5c5..fd41a03 100644 --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -132,31 +132,6 @@ static const struct file_operations proc_modules_operations = { }; #endif -#ifdef CONFIG_MMU -static int vmalloc_open(struct inode *inode, struct file *file) -{ - unsigned int *ptr = NULL; - int ret; - - if (NUMA_BUILD) - ptr = kmalloc(nr_node_ids * sizeof(unsigned int), GFP_KERNEL); - ret = seq_open(file, &vmalloc_op); - if (!ret) { - struct seq_file *m = file->private_data; - m->private = ptr; - } else - kfree(ptr); - return ret; -} - -static const struct file_operations proc_vmalloc_operations = { - .open = vmalloc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_private, -}; -#endif - #ifdef CONFIG_PROC_PAGE_MONITOR #define KPMSIZE sizeof(u64) #define KPMMASK (KPMSIZE - 1) @@ -295,9 +270,6 @@ void __init proc_misc_init(void) proc_symlink("mounts", NULL, "self/mounts"); /* And now for trickier ones */ -#ifdef CONFIG_MMU - proc_create("vmallocinfo", S_IRUSR, NULL, &proc_vmalloc_operations); -#endif proc_create("buddyinfo", S_IRUGO, NULL, &fragmentation_file_operations); proc_create("pagetypeinfo", S_IRUGO, NULL, &pagetypeinfo_file_ops); proc_create("vmstat", S_IRUGO, NULL, &proc_vmstat_file_operations); diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 4c28c4d..307b885 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -103,6 +103,4 @@ extern void free_vm_area(struct vm_struct *area); extern rwlock_t vmlist_lock; extern struct vm_struct *vmlist; -extern const struct seq_operations vmalloc_op; - #endif /* _LINUX_VMALLOC_H */ diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 65ae576..0365369 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -15,6 +15,7 @@ #include <linux/slab.h> #include <linux/spinlock.h> #include <linux/interrupt.h> +#include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/debugobjects.h> #include <linux/kallsyms.h> @@ -1718,11 +1719,41 @@ static int s_show(struct seq_file *m, void *p) return 0; } -const struct seq_operations vmalloc_op = { +static const struct seq_operations vmalloc_op = { .start = s_start, .next = s_next, .stop = s_stop, .show = s_show, }; + +static int vmalloc_open(struct inode *inode, struct file *file) +{ + unsigned int *ptr = NULL; + int ret; + + if (NUMA_BUILD) + ptr = kmalloc(nr_node_ids * sizeof(unsigned int), GFP_KERNEL); + ret = seq_open(file, &vmalloc_op); + if (!ret) { + struct seq_file *m = file->private_data; + m->private = ptr; + } else + kfree(ptr); + return ret; +} + +static const struct file_operations proc_vmalloc_operations = { + .open = vmalloc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release_private, +}; + +static int __init proc_vmalloc_init(void) +{ + proc_create("vmallocinfo", S_IRUSR, NULL, &proc_vmalloc_operations); + return 0; +} +module_init(proc_vmalloc_init); #endif |