1 files changed, 15 insertions, 0 deletions

diff --git a/include/asm-ia64/asmmacro.h b/include/asm-ia64/asmmacro.h
index 77af457f4ad7..edf2cebb2969 100644
--- a/include/asm-ia64/asmmacro.h
+++ b/include/asm-ia64/asmmacro.h
@@ -38,6 +38,10 @@ name:
 
 /*
  * Helper macros for accessing user memory.
+ *
+ * When adding any new .section/.previous entries here, make sure to
+ * also add it to the DISCARD section in arch/ia64/kernel/gate.lds.S or
+ * unpleasant things will happen.
  */
 
         .section "__ex_table", "a"              // declare section & section attributes
@@ -51,6 +55,17 @@ name:
   [99:] x
 
 /*
+ * Tag MCA recoverable instruction ranges.
+ */
+
+        .section "__mca_table", "a"             // declare section & section attributes
+        .previous
+
+# define MCA_RECOVER_RANGE(y)                   \
+        .xdata4 "__mca_table", y-., 99f-.;      \
+  [99:]
+
+/*
  * Mark instructions that need a load of a virtual address patched to be
  * a load of a physical address.  We use this either in critical performance
  * path (ivt.S - TLB miss processing) or in places where it might not be