LU-16837 llite: handle unknown layout component

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

diff --git a/lustre/lov/lov_internal.h b/lustre/lov/lov_internal.h
index 9f12353..4a45578 100644 (file)
--- a/lustre/lov/lov_internal.h
+++ b/lustre/lov/lov_internal.h
@@ -184,6 +184,12 @@ struct lsm_operations {
 const struct lsm_operations *lsm_op_find(int magic);
 void lsm_free(struct lov_stripe_md *lsm);
 
+static inline bool lov_supported_comp_magic(unsigned int magic)
+{
+       return magic == LOV_MAGIC_V1 || magic == LOV_MAGIC_V3 ||
+              magic == LOV_MAGIC_FOREIGN;
+}
+
 /* lov_do_div64(a, b) returns a % b, and a = a / b.
  * The 32-bit code is LOV-specific due to knowing about stripe limits in
  * order to reduce the divisor to a 32-bit number.  If the divisor is