The patch titled
mount options: fix hostfs
has been added to the -mm tree. Its filename is
mount-options-fix-hostfs.patch
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------------------------------------------------------
Subject: mount options: fix hostfs
From: Miklos Szeredi <mszeredi@xxxxxxx>
Add the "host path" option to /proc/mounts for UML hostfs filesystems.
The mount source (mnt_devname) should really be used for this, but not
easy to change now in a backward compatible way.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
Cc: Jeff Dike <jdike@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/hostfs/hostfs_kern.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff -puN fs/hostfs/hostfs_kern.c~mount-options-fix-hostfs fs/hostfs/hostfs_kern.c
--- a/fs/hostfs/hostfs_kern.c~mount-options-fix-hostfs
+++ a/fs/hostfs/hostfs_kern.c
@@ -11,6 +11,7 @@
#include <linux/mm.h>
#include <linux/pagemap.h>
#include <linux/statfs.h>
+#include <linux/seq_file.h>
#include "hostfs.h"
#include "init.h"
#include "kern.h"
@@ -322,12 +323,25 @@ static void hostfs_destroy_inode(struct
kfree(HOSTFS_I(inode));
}
+static int hostfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
+{
+ struct inode *root = vfs->mnt_sb->s_root->d_inode;
+ const char *root_path = HOSTFS_I(root)->host_filename;
+ size_t offset = strlen(root_ino) + 1;
+
+ if (strlen(root_path) > offset)
+ seq_printf(seq, ",%s", root_path + offset);
+
+ return 0;
+}
+
static const struct super_operations hostfs_sbops = {
.alloc_inode = hostfs_alloc_inode,
.drop_inode = generic_delete_inode,
.delete_inode = hostfs_delete_inode,
.destroy_inode = hostfs_destroy_inode,
.statfs = hostfs_statfs,
+ .show_options = hostfs_show_options,
};
int hostfs_readdir(struct file *file, void *ent, filldir_t filldir)
_
Patches currently in -mm which might be from mszeredi@xxxxxxx are
origin.patch
git-x86.patch
fuse-fix-attribute-caching-after-create.patch
fuse-save-space-in-struct-fuse_req.patch
fuse-limit-queued-background-requests.patch
mount-options-add-documentation.patch
mount-options-add-generic_show_options.patch
mount-options-fix-adfs.patch
mount-options-fix-affs.patch
mount-options-fix-afs.patch
mount-options-fix-autofs4.patch
mount-options-fix-autofs.patch
mount-options-fix-befs.patch
mount-options-fix-capifs.patch
mount-options-fix-devpts.patch
mount-options-fix-ext2.patch
mount-options-fix-fat.patch
mount-options-fix-fuse.patch
mount-options-fix-hostfs.patch
mount-options-fix-hpfs.patch
mount-options-fix-hugetlbfs.patch
mount-options-fix-isofs.patch
mount-options-fix-ncpfs.patch
mount-options-fix-reiserfs.patch
mount-options-fix-spufs.patch
mount-options-fix-tmpfs.patch
mount-options-fix-udf.patch
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