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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-09-28 16:20:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-09-28 16:20:24 -0700 |
| commit | 53061afee43bc5041b67a45b6d793e7afdcf9ca7 (patch) | |
| tree | ed7e918bd7323ded4bdd899aded6384488dad9a4 | |
| parent | ae6dd8d61913b5341067c7c660e8e91430d22e7c (diff) | |
| parent | 231e97e2b8ec9a1556ced5d8a89cda03a480b179 (diff) | |
| download | f2fs-stable-53061afee43bc5041b67a45b6d793e7afdcf9ca7.tar.gz | |
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
| -rw-r--r-- | include/linux/dma-mapping.h | 2 | ||||
| -rw-r--r-- | mm/ksm.c | 3 | ||||
| -rw-r--r-- | mm/memory_hotplug.c | 10 | ||||
| -rw-r--r-- | scripts/recordmcount.c | 1 | ||||
| -rwxr-xr-x | scripts/recordmcount.pl | 1 |
5 files changed, 10 insertions, 7 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 66533e18276cf0..dc69df04abc1d4 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -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) diff --git a/mm/ksm.c b/mm/ksm.c index 73d43bafd9fbc4..5048083b60f23b 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -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; diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index b58906b6215cbb..9d29ba0f7192b6 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -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, @@ -1567,14 +1567,14 @@ 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); + node_clear(nid, nmask); if (PageHighMem(page) || (zone_idx(page_zone(page)) == ZONE_MOVABLE)) gfp_mask |= __GFP_HIGHMEM; - new_page = __alloc_pages_nodemask(gfp_mask, 0, + if (!nodes_empty(nmask)) + new_page = __alloc_pages_nodemask(gfp_mask, 0, node_zonelist(nid, gfp_mask), &nmask); if (!new_page) new_page = __alloc_pages(gfp_mask, 0, diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c index 42396a74405df0..a68f03133df9bd 100644 --- a/scripts/recordmcount.c +++ b/scripts/recordmcount.c @@ -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; } diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl index 96e2486a6fc479..2d48011bc36294 100755 --- a/scripts/recordmcount.pl +++ b/scripts/recordmcount.pl @@ -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, ); |