1 files changed, 11 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/tsb.S b/arch/sparc64/kernel/tsb.S
index 50752c518773..76f2c0b01f36 100644
--- a/arch/sparc64/kernel/tsb.S
+++ b/arch/sparc64/kernel/tsb.S
@@ -55,6 +55,17 @@ tsb_reload:
         brgez,a,pn      %g5, tsb_do_fault
          stx            %g0, [%g1]
 
+        /* If it is larger than the base page size, don't
+         * bother putting it into the TSB.
+         */
+        srlx            %g5, 32, %g2
+        sethi           %hi(_PAGE_ALL_SZ_BITS >> 32), %g4
+        sethi           %hi(_PAGE_SZBITS >> 32), %g7
+        and             %g2, %g4, %g2
+        cmp             %g2, %g7
+        bne,a,pn        %xcc, tsb_tlb_reload
+         stx            %g0, [%g1]
+
         TSB_WRITE(%g1, %g5, %g6)
 
         /* Finally, load TLB and return from trap.  */