From: "David S. Miller" <davem@xxxxxxxxxxxxx>
This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.
===============
[ Upstream commit 0eef331a3d0ee970dcbebd1bd5fcb57ca33ece01 ]
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/sparc/include/asm/pgtable_64.h | 2 +-
arch/sparc/kernel/head_64.S | 4 ++--
arch/sparc/kernel/ktlb.S | 2 +-
arch/sparc/mm/init_64.c | 12 ++++++------
4 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index d6731474b6e3..f03af1dfc799 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -923,7 +923,7 @@ static inline bool kern_addr_valid(unsigned long addr)
if ((paddr >> MAX_PHYS_ADDRESS_BITS) != 0UL)
return false;
- return test_bit(paddr >> 22, sparc64_valid_addr_bitmap);
+ return test_bit(paddr >> ILOG2_4MB, sparc64_valid_addr_bitmap);
}
extern int page_in_phys_avail(unsigned long paddr);
diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S
index f6665443f80d..fbea0ac57f22 100644
--- a/arch/sparc/kernel/head_64.S
+++ b/arch/sparc/kernel/head_64.S
@@ -282,8 +282,8 @@ sun4v_chip_type:
stx %l2, [%l4 + 0x0]
ldx [%sp + 2047 + 128 + 0x50], %l3 ! physaddr low
/* 4MB align */
- srlx %l3, 22, %l3
- sllx %l3, 22, %l3
+ srlx %l3, ILOG2_4MB, %l3
+ sllx %l3, ILOG2_4MB, %l3
stx %l3, [%l4 + 0x8]
/* Leave service as-is, "call-method" */
diff --git a/arch/sparc/kernel/ktlb.S b/arch/sparc/kernel/ktlb.S
index 542e96ac4d39..605d49204580 100644
--- a/arch/sparc/kernel/ktlb.S
+++ b/arch/sparc/kernel/ktlb.S
@@ -277,7 +277,7 @@ kvmap_dtlb_load:
#ifdef CONFIG_SPARSEMEM_VMEMMAP
kvmap_vmemmap:
sub %g4, %g5, %g5
- srlx %g5, 22, %g5
+ srlx %g5, ILOG2_4MB, %g5
sethi %hi(vmemmap_table), %g1
sllx %g5, 3, %g5
or %g1, %lo(vmemmap_table), %g1
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 359d2a2690b1..167327478642 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -592,7 +592,7 @@ static void __init remap_kernel(void)
int i, tlb_ent = sparc64_highest_locked_tlbent();
tte_vaddr = (unsigned long) KERNBASE;
- phys_page = (prom_boot_mapping_phys_low >> 22UL) << 22UL;
+ phys_page = (prom_boot_mapping_phys_low >> ILOG2_4MB) << ILOG2_4MB;
tte_data = kern_large_tte(phys_page);
kern_locked_tte_data = tte_data;
@@ -1887,7 +1887,7 @@ void __init paging_init(void)
BUILD_BUG_ON(NR_CPUS > 4096);
- kern_base = (prom_boot_mapping_phys_low >> 22UL) << 22UL;
+ kern_base = (prom_boot_mapping_phys_low >> ILOG2_4MB) << ILOG2_4MB;
kern_size = (unsigned long)&_end - (unsigned long)KERNBASE;
/* Invalidate both kernel TSBs. */
@@ -1943,7 +1943,7 @@ void __init paging_init(void)
shift = kern_base + PAGE_OFFSET - ((unsigned long)KERNBASE);
real_end = (unsigned long)_end;
- num_kernel_image_mappings = DIV_ROUND_UP(real_end - KERNBASE, 1 << 22);
+ num_kernel_image_mappings = DIV_ROUND_UP(real_end - KERNBASE, 1 << ILOG2_4MB);
printk("Kernel: Using %d locked TLB entries for main kernel image.\n",
num_kernel_image_mappings);
@@ -2100,7 +2100,7 @@ static void __init setup_valid_addr_bitmap_from_pavail(unsigned long *bitmap)
if (new_start <= old_start &&
new_end >= (old_start + PAGE_SIZE)) {
- set_bit(old_start >> 22, bitmap);
+ set_bit(old_start >> ILOG2_4MB, bitmap);
goto do_next_page;
}
}
@@ -2149,7 +2149,7 @@ void __init mem_init(void)
addr = PAGE_OFFSET + kern_base;
last = PAGE_ALIGN(kern_size) + addr;
while (addr < last) {
- set_bit(__pa(addr) >> 22, sparc64_valid_addr_bitmap);
+ set_bit(__pa(addr) >> ILOG2_4MB, sparc64_valid_addr_bitmap);
addr += PAGE_SIZE;
}
@@ -2273,7 +2273,7 @@ int __meminit vmemmap_populate(unsigned long vstart, unsigned long vend,
void *block;
if (!(*vmem_pp & _PAGE_VALID)) {
- block = vmemmap_alloc_block(1UL << 22, node);
+ block = vmemmap_alloc_block(1UL << ILOG2_4MB, node);
if (!block)
return -ENOMEM;
--
2.1.2
--
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