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-rw-r--r--fs/proc/proc_misc.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 2d563979cb02..441a32f0e5f2 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -456,6 +456,20 @@ static const struct file_operations proc_slabstats_operations = {
456#endif 456#endif
457#endif 457#endif
458 458
459#ifdef CONFIG_MMU
460static int vmalloc_open(struct inode *inode, struct file *file)
461{
462 return seq_open(file, &vmalloc_op);
463}
464
465static const struct file_operations proc_vmalloc_operations = {
466 .open = vmalloc_open,
467 .read = seq_read,
468 .llseek = seq_lseek,
469 .release = seq_release,
470};
471#endif
472
459static int show_stat(struct seq_file *p, void *v) 473static int show_stat(struct seq_file *p, void *v)
460{ 474{
461 int i; 475 int i;
@@ -869,6 +883,9 @@ void __init proc_misc_init(void)
869 create_seq_entry("slab_allocators", 0 ,&proc_slabstats_operations); 883 create_seq_entry("slab_allocators", 0 ,&proc_slabstats_operations);
870#endif 884#endif
871#endif 885#endif
886#ifdef CONFIG_MMU
887 proc_create("vmallocinfo", S_IRUSR, NULL, &proc_vmalloc_operations);
888#endif
872 create_seq_entry("buddyinfo",S_IRUGO, &fragmentation_file_operations); 889 create_seq_entry("buddyinfo",S_IRUGO, &fragmentation_file_operations);
873 create_seq_entry("pagetypeinfo", S_IRUGO, &pagetypeinfo_file_ops); 890 create_seq_entry("pagetypeinfo", S_IRUGO, &pagetypeinfo_file_ops);
874 create_seq_entry("vmstat",S_IRUGO, &proc_vmstat_file_operations); 891 create_seq_entry("vmstat",S_IRUGO, &proc_vmstat_file_operations);