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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-02-28 13:44:58 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-03-09 10:54:59 +1100
commit4f8cf36f48b4648a5231e9fc8e49faea377246f4 (patch)
treed69d81d09fc2b0d30553ea7ff60dd4871dd6a091 /arch/powerpc/mm
parentb0787660260604ba63621881851de0032279819b (diff)
powerpc: Remove legacy iSeries bits from assembly files
This removes the various bits of assembly in the kernel entry, exception handling and SLB management code that were specific to running under the legacy iSeries hypervisor which is no longer supported. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r--arch/powerpc/mm/slb_low.S16
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S
index ef653dc95b6..b9ee79ce220 100644
--- a/arch/powerpc/mm/slb_low.S
+++ b/arch/powerpc/mm/slb_low.S
@@ -217,21 +217,6 @@ slb_finish_load:
* free slot first but that took too long. Unfortunately we
* dont have any LRU information to help us choose a slot.
*/
-#ifdef CONFIG_PPC_ISERIES
-BEGIN_FW_FTR_SECTION
- /*
- * On iSeries, the "bolted" stack segment can be cast out on
- * shared processor switch so we need to check for a miss on
- * it and restore it to the right slot.
- */
- ld r9,PACAKSAVE(r13)
- clrrdi r9,r9,28
- clrrdi r3,r3,28
- li r10,SLB_NUM_BOLTED-1 /* Stack goes in last bolted slot */
- cmpld r9,r3
- beq 3f
-END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
-#endif /* CONFIG_PPC_ISERIES */
7: ld r10,PACASTABRR(r13)
addi r10,r10,1
@@ -282,7 +267,6 @@ _GLOBAL(slb_compare_rr_to_size)
/*
* Finish loading of a 1T SLB entry (for the kernel linear mapping) and return.
- * We assume legacy iSeries will never have 1T segments.
*
* r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9
*/