nfsiostat was failing to find mounted filesystems on recent kernels due
to changes in the VFS that resulted in a missing "device" tag in the
/proc/self/mountstats file. This patch re-adds the "device" tag for NFS
mount data in /proc/self/mountstats.
Signed-off-by: Bryan Schumaker <bjschuma@xxxxxxxxxx>
---
fs/nfs/super.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index b961cea..e6a0317 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -766,8 +766,10 @@ static int nfs_show_devname(struct seq_file *m, struct vfsmount *mnt)
devname = nfs_path(&dummy, mnt->mnt_root, page, PAGE_SIZE);
if (IS_ERR(devname))
err = PTR_ERR(devname);
- else
+ else {
+ seq_puts(m, "device ");
seq_escape(m, devname, " \t\n\\");
+ }
free_page((unsigned long)page);
return err;
}
--
1.7.6
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