The patch titled
optional ZONE_DMA: remove ZONE_DMA remains from sh/sh64
has been removed from the -mm tree. Its filename was
remove-zone_dma-remains-from-sh-sh64.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: optional ZONE_DMA: remove ZONE_DMA remains from sh/sh64
From: Christoph Lameter <clameter@xxxxxxx>
sh / sh64: Remove ZONE_DMA remains.
Both arches do not need ZONE_DMA
Signed-off-by: Paul Mundt <lethal@xxxxxxxxxxxx>
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/sh/mm/init.c | 17 +----------------
arch/sh64/Kconfig | 3 ---
arch/sh64/mm/init.c | 5 +----
3 files changed, 2 insertions(+), 23 deletions(-)
diff -puN arch/sh/mm/init.c~remove-zone_dma-remains-from-sh-sh64 arch/sh/mm/init.c
--- a/arch/sh/mm/init.c~remove-zone_dma-remains-from-sh-sh64
+++ a/arch/sh/mm/init.c
@@ -158,7 +158,6 @@ void __init paging_init(void)
* Setup some defaults for the zone sizes.. these should be safe
* regardless of distcontiguous memory or MMU settings.
*/
- zones_size[ZONE_DMA] = 0 >> PAGE_SHIFT;
zones_size[ZONE_NORMAL] = __MEMORY_SIZE >> PAGE_SHIFT;
#ifdef CONFIG_HIGHMEM
zones_size[ZONE_HIGHMEM] = 0 >> PAGE_SHIFT;
@@ -170,8 +169,6 @@ void __init paging_init(void)
* the zone sizes accordingly, in addition to turning it on.
*/
{
- unsigned long max_dma, low, start_pfn;
-
/* We don't need to map the kernel through the TLB, as
* it is permanatly mapped using P1. So clear the
* entire pgd. */
@@ -179,19 +176,7 @@ void __init paging_init(void)
/* Turn on the MMU */
enable_mmu();
-
- /* Fixup the zone sizes */
- start_pfn = START_PFN;
- max_dma = virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
- low = MAX_LOW_PFN;
-
- if (low < max_dma) {
- zones_size[ZONE_DMA] = low - start_pfn;
- zones_size[ZONE_NORMAL] = 0;
- } else {
- zones_size[ZONE_DMA] = max_dma - start_pfn;
- zones_size[ZONE_NORMAL] = low - max_dma;
- }
+ zones_size[ZONE_NORMAL] = MAX_LOW_PFN - START_PFN;
}
/* Set an initial value for the MMU.TTB so we don't have to
diff -puN arch/sh64/Kconfig~remove-zone_dma-remains-from-sh-sh64 arch/sh64/Kconfig
--- a/arch/sh64/Kconfig~remove-zone_dma-remains-from-sh-sh64
+++ a/arch/sh64/Kconfig
@@ -36,9 +36,6 @@ config GENERIC_CALIBRATE_DELAY
config RWSEM_XCHGADD_ALGORITHM
bool
-config GENERIC_ISA_DMA
- bool
-
config ARCH_HAS_ILOG2_U32
bool
default n
diff -puN arch/sh64/mm/init.c~remove-zone_dma-remains-from-sh-sh64 arch/sh64/mm/init.c
--- a/arch/sh64/mm/init.c~remove-zone_dma-remains-from-sh-sh64
+++ a/arch/sh64/mm/init.c
@@ -118,10 +118,7 @@ void __init paging_init(void)
mmu_context_cache = MMU_CONTEXT_FIRST_VERSION;
- /*
- * All memory is good as ZONE_NORMAL (fall-through) and ZONE_DMA.
- */
- zones_size[ZONE_DMA] = MAX_LOW_PFN - START_PFN;
+ zones_size[ZONE_NORMAL] = MAX_LOW_PFN - START_PFN;
NODE_DATA(0)->node_mem_map = NULL;
free_area_init_node(0, NODE_DATA(0), zones_size, __MEMORY_START >> PAGE_SHIFT, 0);
}
_
Patches currently in -mm which might be from clameter@xxxxxxx are
origin.patch
smaps-extract-pmd-walker-from-smaps-code.patch
smaps-add-pages-referenced-count-to-smaps.patch
smaps-add-clear_refs-file-to-clear-reference.patch
smaps-add-clear_refs-file-to-clear-reference-fix.patch
replace-highest_possible_node_id-with-nr_node_ids.patch
convert-highest_possible_processor_id-to-nr_cpu_ids.patch
convert-highest_possible_processor_id-to-nr_cpu_ids-fix.patch
slab-reduce-size-of-alien-cache-to-cover-only-possible-nodes.patch
slab-shutdown-cache_reaper-when-cpu-goes-down.patch
mm-only-sched-add-a-few-scheduler-event-counters.patch
mm-implement-swap-prefetching-vs-zvc-stuff.patch
mm-implement-swap-prefetching-vs-zvc-stuff-2.patch
zvc-support-nr_slab_reclaimable--nr_slab_unreclaimable-swap_prefetch.patch
reduce-max_nr_zones-swap_prefetch-remove-incorrect-use-of-zone_highmem.patch
numa-add-zone_to_nid-function-swap_prefetch.patch
remove-uses-of-kmem_cache_t-from-mm-and-include-linux-slabh-prefetch.patch
readahead-state-based-method-aging-accounting.patch
readahead-state-based-method-aging-accounting-vs-zvc-changes.patch
-
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