LU-14996 lov: prefer mirrors on non-rotational OSTs

[fs/lustre-release.git] / lustre / lov / lov_cl_internal.h

diff --git a/lustre/lov/lov_cl_internal.h b/lustre/lov/lov_cl_internal.h
index 284b4a4..40a5836 100644 (file)
--- a/lustre/lov/lov_cl_internal.h
+++ b/lustre/lov/lov_cl_internal.h
@@ -225,6 +225,7 @@ struct lov_layout_dom {
 struct lov_layout_entry {
        __u32                           lle_type;
        unsigned int                    lle_valid:1;
+       unsigned int                    lle_preference;
        struct lu_extent                *lle_extent;
        struct lov_stripe_md_entry      *lle_lsme;
        struct lov_comp_layout_entry_ops *lle_comp_ops;
@@ -236,11 +237,11 @@ struct lov_layout_entry {
 
 struct lov_mirror_entry {
        unsigned short  lre_mirror_id;
-       unsigned short  lre_preferred:1,
-                       lre_stale:1,    /* set if any components is stale */
+       unsigned short  lre_stale:1,    /* set if any components is stale */
                        lre_valid:1,    /* set if at least one of components
                                         * in this mirror is valid */
                        lre_foreign:1;  /* set if it is a foreign component */
+       int             lre_preference; /* overall preference of this mirror */
 
        unsigned short  lre_start;      /* index to lo_entries, start index of
                                         * this mirror */