[check_disk] add support to display inodes usage in perfdata

This is not enabled by default
It can be enabled with the -P (--iperfdata) option

1 files changed, 2 insertions, 1 deletions

diff --git a/gl/fsusage.h b/gl/fsusage.h
index 7810fc01..e2654fd8 100644
--- a/gl/fsusage.h
+++ b/gl/fsusage.h
@@ -32,7 +32,8 @@ struct fs_usage
   uintmax_t fsu_bavail;         /* Free blocks available to non-superuser. */
   bool fsu_bavail_top_bit_set;  /* 1 if fsu_bavail represents a value < 0.  */
   uintmax_t fsu_files;          /* Total file nodes. */
-  uintmax_t fsu_ffree;          /* Free file nodes. */
+  uintmax_t fsu_ffree;          /* Free file nodes to superuser. */
+  uintmax_t fsu_favail;         /* Free file nodes to non-superuser. */
 };
 
 int get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp);