[SPARC]: Fix EBUS use of uninitialized variable.

[linux-2.6-omap-h63xx.git] / arch / sparc64 / kernel / ktlb.S

diff --git a/arch/sparc64/kernel/ktlb.S b/arch/sparc64/kernel/ktlb.S
index e492db845ea34c07ee49e1d4dea1011e5fd95886..d4024ac0d6195cbf5b0cee0f17b28537c130b1d0 100644 (file)
--- a/arch/sparc64/kernel/ktlb.S
+++ b/arch/sparc64/kernel/ktlb.S
@@ -138,9 +138,15 @@ kvmap_dtlb_4v:
        brgez,pn        %g4, kvmap_dtlb_nonlinear
         nop
 
+#ifdef CONFIG_DEBUG_PAGEALLOC
+       /* Index through the base page size TSB even for linear
+        * mappings when using page allocation debugging.
+        */
+       KERN_TSB_LOOKUP_TL1(%g4, %g6, %g5, %g1, %g2, %g3, kvmap_dtlb_load)
+#else
        /* Correct TAG_TARGET is already in %g6, check 4mb TSB.  */
        KERN_TSB4M_LOOKUP_TL1(%g6, %g5, %g1, %g2, %g3, kvmap_dtlb_load)
-
+#endif
        /* TSB entry address left in %g1, lookup linear PTE.
         * Must preserve %g1 and %g6 (TAG).
         */