Commit 53061afe authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'akpm' (patches from Andrew) 

Merge fixes from Andrew Morton:
 "4 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  mem-hotplug: use nodes that contain memory as mask in new_node_page()
  scripts/recordmcount.c: account for .softirqentry.text
  dma-mapping.h: preserve unmap info for CONFIG_DMA_API_DEBUG
  mm,ksm: fix endless looping in allocating memory when ksm enable
parents ae6dd8d6 231e97e2

include/linux/dma-mapping.h

+1 −1
Original line number Diff line number Diff line
@@ -718,7 +718,7 @@ static inline int dma_mmap_wc(struct device *dev, 
#define dma_mmap_writecombine dma_mmap_wc

#endif



#ifdef CONFIG_NEED_DMA_MAP_STATE

#if defined(CONFIG_NEED_DMA_MAP_STATE) || defined(CONFIG_DMA_API_DEBUG)

#define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME)        dma_addr_t ADDR_NAME

#define DEFINE_DMA_UNMAP_LEN(LEN_NAME)          __u32 LEN_NAME

#define dma_unmap_addr(PTR, ADDR_NAME)           ((PTR)->ADDR_NAME)

mm/ksm.c

+2 −1
Original line number Diff line number Diff line
@@ -283,7 +283,8 @@ static inline struct rmap_item *alloc_rmap_item(void) 
{

	struct rmap_item *rmap_item;



	rmap_item = kmem_cache_zalloc(rmap_item_cache, GFP_KERNEL);

	rmap_item = kmem_cache_zalloc(rmap_item_cache, GFP_KERNEL |

						__GFP_NORETRY | __GFP_NOWARN);

	if (rmap_item)

		ksm_rmap_items++;

	return rmap_item;

mm/memory_hotplug.c

+5 −5
Original line number Diff line number Diff line
@@ -1555,8 +1555,8 @@ static struct page *new_node_page(struct page *page, unsigned long private, 
{

	gfp_t gfp_mask = GFP_USER | __GFP_MOVABLE;

	int nid = page_to_nid(page);

	nodemask_t nmask = node_online_map;

	struct page *new_page;

	nodemask_t nmask = node_states[N_MEMORY];

	struct page *new_page = NULL;



	/*

	 * TODO: allocate a destination hugepage from a nearest neighbor node,
@@ -1567,13 +1567,13 @@ static struct page *new_node_page(struct page *page, unsigned long private, 
		return alloc_huge_page_node(page_hstate(compound_head(page)),

					next_node_in(nid, nmask));



	if (nid != next_node_in(nid, nmask))

	node_clear(nid, nmask);



	if (PageHighMem(page)

	    || (zone_idx(page_zone(page)) == ZONE_MOVABLE))

		gfp_mask |= __GFP_HIGHMEM;



	if (!nodes_empty(nmask))

		new_page = __alloc_pages_nodemask(gfp_mask, 0,

					node_zonelist(nid, gfp_mask), &nmask);

	if (!new_page)

scripts/recordmcount.c

+1 −0
Original line number Diff line number Diff line
@@ -363,6 +363,7 @@ is_mcounted_section_name(char const *const txtname) 
		strcmp(".sched.text",    txtname) == 0 ||

		strcmp(".spinlock.text", txtname) == 0 ||

		strcmp(".irqentry.text", txtname) == 0 ||

		strcmp(".softirqentry.text", txtname) == 0 ||

		strcmp(".kprobes.text", txtname) == 0 ||

		strcmp(".text.unlikely", txtname) == 0;

}

scripts/recordmcount.pl

+1 −0
Original line number Diff line number Diff line
@@ -134,6 +134,7 @@ my %text_sections = ( 
     ".sched.text" => 1,

     ".spinlock.text" => 1,

     ".irqentry.text" => 1,

     ".softirqentry.text" => 1,

     ".kprobes.text" => 1,

     ".text.unlikely" => 1,

);

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