diff options
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/kernel/hw_exception_handler.S | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S index 5d8c3de58b0c..995a2123635b 100644 --- a/arch/microblaze/kernel/hw_exception_handler.S +++ b/arch/microblaze/kernel/hw_exception_handler.S @@ -721,9 +721,8 @@ ex_handler_done: * Many of these bits are software only. Bits we don't set * here we (properly should) assume have the appropriate value. */ + brid finish_tlb_load andni r4, r4, 0x0ce2 /* Make sure 20, 21 are zero */ - - bri finish_tlb_load ex7: /* The bailout. Restore registers to pre-exception conditions * and call the heavyweights to help us out. @@ -779,7 +778,7 @@ ex_handler_done: lwi r4, r5, 0 /* Get Linux PTE */ andi r6, r4, _PAGE_PRESENT - beqi r6, ex7 + beqi r6, ex10 ori r4, r4, _PAGE_ACCESSED swi r4, r5, 0 @@ -792,9 +791,8 @@ ex_handler_done: * Many of these bits are software only. Bits we don't set * here we (properly should) assume have the appropriate value. */ + brid finish_tlb_load andni r4, r4, 0x0ce2 /* Make sure 20, 21 are zero */ - - bri finish_tlb_load ex10: /* The bailout. Restore registers to pre-exception conditions * and call the heavyweights to help us out. @@ -824,9 +822,9 @@ ex_handler_done: andi r5, r5, (MICROBLAZE_TLB_SIZE-1) ori r6, r0, 1 cmp r31, r5, r6 - blti r31, sem + blti r31, ex12 addik r5, r6, 1 - sem: + ex12: /* MS: save back current TLB index */ swi r5, r0, TOPHYS(tlb_index) @@ -846,7 +844,6 @@ ex_handler_done: nop /* Done...restore registers and get out of here. */ - ex12: mts rpid, r11 nop bri 4 |