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authorVasiliy Kulikov <segooon@gmail.com>2012-01-10 15:11:27 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-10 16:30:54 -0800
commit97412950b10e64f347aec4a9b759395c2465adf6 (patch)
tree1b68e499cb9fcda81f88d6d0ee57826f4a6d7a56 /fs/proc/inode.c
parent640708a2cff7f81e246243b0073c66e6ece7e53e (diff)
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procfs: parse mount options
Add support for procfs mount options. Actual mount options are coming in the next patches. Signed-off-by: Vasiliy Kulikov <segoon@openwall.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Greg KH <greg@kroah.com> Cc: Theodore Tso <tytso@MIT.EDU> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: James Morris <jmorris@namei.org> Cc: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc/inode.c')
-rw-r--r--fs/proc/inode.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 51a176622b8f..27c762f34870 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -7,6 +7,7 @@
#include <linux/time.h>
#include <linux/proc_fs.h>
#include <linux/kernel.h>
+#include <linux/pid_namespace.h>
#include <linux/mm.h>
#include <linux/string.h>
#include <linux/stat.h>
@@ -17,7 +18,9 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/sysctl.h>
+#include <linux/seq_file.h>
#include <linux/slab.h>
+#include <linux/mount.h>
#include <asm/system.h>
#include <asm/uaccess.h>
@@ -101,12 +104,19 @@ void __init proc_init_inodecache(void)
init_once);
}
+static int proc_show_options(struct seq_file *seq, struct dentry *root)
+{
+ return 0;
+}
+
static const struct super_operations proc_sops = {
.alloc_inode = proc_alloc_inode,
.destroy_inode = proc_destroy_inode,
.drop_inode = generic_delete_inode,
.evict_inode = proc_evict_inode,
.statfs = simple_statfs,
+ .remount_fs = proc_remount,
+ .show_options = proc_show_options,
};
static void __pde_users_dec(struct proc_dir_entry *pde)