powerpc/booke-64: fix tlbsrx. path in bolted tlb handler
authorScott Wood <scott@tyr.buserror.net>
Tue, 12 Jun 2012 22:02:32 +0000 (17:02 -0500)
committerScott Wood <scottwood@freescale.com>
Fri, 10 Jan 2014 23:32:02 +0000 (17:32 -0600)
It was branching to the cleanup part of the non-bolted handler,
which would have been bad if there were any chips with tlbsrx.
that use the bolted handler.

Signed-off-by: Scott Wood <scottwood@freescale.com>
arch/powerpc/mm/tlb_low_64e.S

index 75f5d27..16250b1 100644 (file)
@@ -136,7 +136,7 @@ BEGIN_MMU_FTR_SECTION
         */
        PPC_TLBSRX_DOT(0,R16)
        ldx     r14,r14,r15             /* grab pgd entry */
-       beq     normal_tlb_miss_done    /* tlb exists already, bail */
+       beq     tlb_miss_done_bolted    /* tlb exists already, bail */
 MMU_FTR_SECTION_ELSE
        ldx     r14,r14,r15             /* grab pgd entry */
 ALT_MMU_FTR_SECTION_END_IFSET(MMU_FTR_USE_TLBRSRV)
@@ -192,6 +192,7 @@ ALT_MMU_FTR_SECTION_END_IFSET(MMU_FTR_USE_TLBRSRV)
        mtspr   SPRN_MAS7_MAS3,r15
        tlbwe
 
+tlb_miss_done_bolted:
        TLB_MISS_STATS_X(MMSTAT_TLB_MISS_NORM_OK)
        tlb_epilog_bolted
        rfi