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authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-07 19:25:37 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-07 19:25:37 -0800
commitb5dd0c658c31b469ccff1b637e5124851e7a4a1c (patch)
treedc0b31a5aa62bb4e1fa653a4f176c2faae51f9e0 /arch/powerpc/mm
parent610cd4eadec4f97acd25d3108b0e50d1362b3319 (diff)
parentfe0436e10c8845aed24cad3a1c719efcd6e583eb (diff)
downloadlinux-b5dd0c658c31b469ccff1b637e5124851e7a4a1c.tar.bz2
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton: - some of the rest of MM - various misc things - dynamic-debug updates - checkpatch - some epoll speedups - autofs - rapidio - lib/, lib/lzo/ updates * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (83 commits) samples/mic/mpssd/mpssd.h: remove duplicate header kernel/fork.c: remove duplicated include include/linux/relay.h: fix percpu annotation in struct rchan arch/nios2/mm/fault.c: remove duplicate include unicore32: stop printing the virtual memory layout MAINTAINERS: fix GTA02 entry and mark as orphan mm: create the new vm_fault_t type arm, s390, unicore32: remove oneliner wrappers for memblock_alloc() arch: simplify several early memory allocations openrisc: simplify pte_alloc_one_kernel() sh: prefer memblock APIs returning virtual address microblaze: prefer memblock API returning virtual address powerpc: prefer memblock APIs returning virtual address lib/lzo: separate lzo-rle from lzo lib/lzo: implement run-length encoding lib/lzo: fast 8-byte copy on arm64 lib/lzo: 64-bit CTZ on arm64 lib/lzo: tidy-up ifdefs ipc/sem.c: replace kvmalloc/memset with kvzalloc and use struct_size ipc: annotate implicit fall through ...
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r--arch/powerpc/mm/hash_utils_64.c6
-rw-r--r--arch/powerpc/mm/pgtable-book3e.c8
-rw-r--r--arch/powerpc/mm/pgtable-book3s64.c5
-rw-r--r--arch/powerpc/mm/pgtable-radix.c25
-rw-r--r--arch/powerpc/mm/ppc_mmu_32.c3
5 files changed, 14 insertions, 33 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 4aa0797000f7..3d4b2399192f 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -908,9 +908,9 @@ static void __init htab_initialize(void)
#ifdef CONFIG_DEBUG_PAGEALLOC
if (debug_pagealloc_enabled()) {
linear_map_hash_count = memblock_end_of_DRAM() >> PAGE_SHIFT;
- linear_map_hash_slots = __va(memblock_alloc_base(
- linear_map_hash_count, 1, ppc64_rma_size));
- memset(linear_map_hash_slots, 0, linear_map_hash_count);
+ linear_map_hash_slots = memblock_alloc_try_nid(
+ linear_map_hash_count, 1, MEMBLOCK_LOW_LIMIT,
+ ppc64_rma_size, NUMA_NO_NODE);
}
#endif /* CONFIG_DEBUG_PAGEALLOC */
diff --git a/arch/powerpc/mm/pgtable-book3e.c b/arch/powerpc/mm/pgtable-book3e.c
index e0ccf36714b2..53cbc7dc2df2 100644
--- a/arch/powerpc/mm/pgtable-book3e.c
+++ b/arch/powerpc/mm/pgtable-book3e.c
@@ -57,12 +57,8 @@ void vmemmap_remove_mapping(unsigned long start,
static __ref void *early_alloc_pgtable(unsigned long size)
{
- void *pt;
-
- pt = __va(memblock_alloc_base(size, size, __pa(MAX_DMA_ADDRESS)));
- memset(pt, 0, size);
-
- return pt;
+ return memblock_alloc_try_nid(size, size, MEMBLOCK_LOW_LIMIT,
+ __pa(MAX_DMA_ADDRESS), NUMA_NO_NODE);
}
/*
diff --git a/arch/powerpc/mm/pgtable-book3s64.c b/arch/powerpc/mm/pgtable-book3s64.c
index e7da590c7a78..92a3e4c39540 100644
--- a/arch/powerpc/mm/pgtable-book3s64.c
+++ b/arch/powerpc/mm/pgtable-book3s64.c
@@ -195,11 +195,8 @@ void __init mmu_partition_table_init(void)
unsigned long ptcr;
BUILD_BUG_ON_MSG((PATB_SIZE_SHIFT > 36), "Partition table size too large.");
- partition_tb = __va(memblock_alloc_base(patb_size, patb_size,
- MEMBLOCK_ALLOC_ANYWHERE));
-
/* Initialize the Partition Table with no entries */
- memset((void *)partition_tb, 0, patb_size);
+ partition_tb = memblock_alloc(patb_size, patb_size);
/*
* update partition table control register,
diff --git a/arch/powerpc/mm/pgtable-radix.c b/arch/powerpc/mm/pgtable-radix.c
index dced3cd241c2..e377684ac6ad 100644
--- a/arch/powerpc/mm/pgtable-radix.c
+++ b/arch/powerpc/mm/pgtable-radix.c
@@ -51,26 +51,15 @@ static int native_register_process_table(unsigned long base, unsigned long pg_sz
static __ref void *early_alloc_pgtable(unsigned long size, int nid,
unsigned long region_start, unsigned long region_end)
{
- unsigned long pa = 0;
- void *pt;
+ phys_addr_t min_addr = MEMBLOCK_LOW_LIMIT;
+ phys_addr_t max_addr = MEMBLOCK_ALLOC_ANYWHERE;
- if (region_start || region_end) /* has region hint */
- pa = memblock_alloc_range(size, size, region_start, region_end,
- MEMBLOCK_NONE);
- else if (nid != -1) /* has node hint */
- pa = memblock_alloc_base_nid(size, size,
- MEMBLOCK_ALLOC_ANYWHERE,
- nid, MEMBLOCK_NONE);
+ if (region_start)
+ min_addr = region_start;
+ if (region_end)
+ max_addr = region_end;
- if (!pa)
- pa = memblock_alloc_base(size, size, MEMBLOCK_ALLOC_ANYWHERE);
-
- BUG_ON(!pa);
-
- pt = __va(pa);
- memset(pt, 0, size);
-
- return pt;
+ return memblock_alloc_try_nid(size, size, min_addr, max_addr, nid);
}
static int early_map_kernel_page(unsigned long ea, unsigned long pa,
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c
index 2d5b0d50fb31..6c8a60b1e31d 100644
--- a/arch/powerpc/mm/ppc_mmu_32.c
+++ b/arch/powerpc/mm/ppc_mmu_32.c
@@ -339,8 +339,7 @@ void __init MMU_init_hw(void)
* Find some memory for the hash table.
*/
if ( ppc_md.progress ) ppc_md.progress("hash:find piece", 0x322);
- Hash = __va(memblock_phys_alloc(Hash_size, Hash_size));
- memset(Hash, 0, Hash_size);
+ Hash = memblock_alloc(Hash_size, Hash_size);
_SDR1 = __pa(Hash) | SDR1_LOW_BITS;
Hash_end = (struct hash_pte *) ((unsigned long)Hash + Hash_size);