LU-8998 pfl: enhance PFID EA for PFL

[fs/lustre-release.git] / lustre / include / lustre / lustre_fid.h

diff --git a/lustre/include/lustre/lustre_fid.h b/lustre/include/lustre/lustre_fid.h
index 1180140..2a2ff97 100644 (file)
--- a/lustre/include/lustre/lustre_fid.h
+++ b/lustre/include/lustre/lustre_fid.h
@@ -324,11 +324,36 @@ static inline void fid_be_to_cpu(struct lu_fid *dst, const struct lu_fid *src)
        dst->f_ver = __be32_to_cpu(fid_ver(src));
 }
 
+static inline void ost_layout_cpu_to_le(struct ost_layout *dst,
+                                       const struct ost_layout *src)
+{
+       dst->ol_stripe_size = __cpu_to_le32(src->ol_stripe_size);
+       dst->ol_stripe_count = __cpu_to_le32(src->ol_stripe_count);
+       dst->ol_comp_start = __cpu_to_le64(src->ol_comp_start);
+       dst->ol_comp_end = __cpu_to_le64(src->ol_comp_end);
+       dst->ol_comp_id = __cpu_to_le32(src->ol_comp_id);
+}
+
+static inline void ost_layout_le_to_cpu(struct ost_layout *dst,
+                                       const struct ost_layout *src)
+{
+       dst->ol_stripe_size = __le32_to_cpu(src->ol_stripe_size);
+       dst->ol_stripe_count = __le32_to_cpu(src->ol_stripe_count);
+       dst->ol_comp_start = __le64_to_cpu(src->ol_comp_start);
+       dst->ol_comp_end = __le64_to_cpu(src->ol_comp_end);
+       dst->ol_comp_id = __le32_to_cpu(src->ol_comp_id);
+}
+
 static inline void filter_fid_cpu_to_le(struct filter_fid *dst,
                                        const struct filter_fid *src, int size)
 {
        fid_cpu_to_le(&dst->ff_parent, &src->ff_parent);
 
+       if (size < sizeof(struct filter_fid))
+               memset(&dst->ff_layout, 0, sizeof(dst->ff_layout));
+       else
+               ost_layout_cpu_to_le(&dst->ff_layout, &src->ff_layout);
+
        /* XXX: Add more if filter_fid is enlarged in the future. */
 }
 
@@ -337,6 +362,11 @@ static inline void filter_fid_le_to_cpu(struct filter_fid *dst,
 {
        fid_le_to_cpu(&dst->ff_parent, &src->ff_parent);
 
+       if (size < sizeof(struct filter_fid))
+               memset(&dst->ff_layout, 0, sizeof(dst->ff_layout));
+       else
+               ost_layout_le_to_cpu(&dst->ff_layout, &src->ff_layout);
+
        /* XXX: Add more if filter_fid is enlarged in the future. */
 }