Date:	Fri, 18 Mar 2011 11:53:47 -0300
From:	Lucas De Marchi <lucas.de.marchi@...il.com>
To:	linux-mm@...ck.org
Cc:	Lucas De Marchi <lucas.demarchi@...fusion.mobi>,
	linux-kernel@...r.kernel.org, trivial@...nel.org
Subject: [PATCH] mm: Fix common misspellings

This patch was generated by 'codespell' and then manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@...fusion.mobi>
---
 include/linux/mm.h   |    2 +-
 mm/backing-dev.c     |    2 +-
 mm/hugetlb.c         |   10 +++++-----
 mm/hwpoison-inject.c |    2 +-
 mm/internal.h        |    2 +-
 mm/kmemleak.c        |    6 +++---
 mm/ksm.c             |    2 +-
 mm/memblock.c        |    2 +-
 mm/memcontrol.c      |    8 ++++----
 mm/memory-failure.c  |    6 +++---
 mm/memory_hotplug.c  |    2 +-
 mm/migrate.c         |    2 +-
 mm/nobootmem.c       |    2 +-
 mm/page_alloc.c      |    4 ++--
 mm/page_cgroup.c     |    2 +-
 mm/percpu.c          |   10 +++++-----
 mm/slab.c            |    4 ++--
 mm/slub.c            |    8 ++++----
 mm/sparse.c          |    2 +-
 mm/util.c            |    2 +-
 mm/vmscan.c          |    4 ++--
 21 files changed, 42 insertions(+), 42 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 7821988..e7b884f 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -600,7 +600,7 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma)
 #endif
 
 /*
- * Define the bit shifts to access each section.  For non-existant
+ * Define the bit shifts to access each section.  For non-existent
  * sections we define the shift as 0; that plus a 0 mask ensures
  * the compiler will optimise away reference to them.
  */
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 8fe9d34..27a33dc 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -787,7 +787,7 @@ EXPORT_SYMBOL(congestion_wait);
  * jiffies for either a BDI to exit congestion of the given @sync queue
  * or a write to complete.
  *
- * In the absense of zone congestion, cond_resched() is called to yield
+ * In the absence of zone congestion, cond_resched() is called to yield
  * the processor if necessary but otherwise does not sleep.
  *
  * The return value is 0 if the sleep is for the full timeout. Otherwise,
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index bb0b7c1..0188db6 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -146,7 +146,7 @@ static long region_chg(struct list_head *head, long f, long t)
 		if (rg->from > t)
 			return chg;
 
-		/* We overlap with this area, if it extends futher than
+		/* We overlap with this area, if it extends further than
 		 * us then we must extend ourselves.  Account for its
 		 * existing reservation. */
 		if (rg->to > t) {
@@ -842,7 +842,7 @@ struct page *alloc_huge_page_node(struct hstate *h, int nid)
 }
 
 /*
- * Increase the hugetlb pool such that it can accomodate a reservation
+ * Increase the hugetlb pool such that it can accommodate a reservation
  * of size 'delta'.
  */
 static int gather_surplus_pages(struct hstate *h, int delta)
@@ -890,7 +890,7 @@ retry:
 
 	/*
 	 * The surplus_list now contains _at_least_ the number of extra pages
-	 * needed to accomodate the reservation.  Add the appropriate number
+	 * needed to accommodate the reservation.  Add the appropriate number
 	 * of pages to the hugetlb pool and free the extras back to the buddy
 	 * allocator.  Commit the entire reservation here to prevent another
 	 * process from stealing the pages as they are added to the pool but
@@ -2045,7 +2045,7 @@ static void hugetlb_vm_op_open(struct vm_area_struct *vma)
 	 * This new VMA should share its siblings reservation map if present.
 	 * The VMA will only ever have a valid reservation map pointer where
 	 * it is being copied for another still existing VMA.  As that VMA
-	 * has a reference to the reservation map it cannot dissappear until
+	 * has a reference to the reservation map it cannot disappear until
 	 * after this open call completes.  It is therefore safe to take a
 	 * new reference here without additional locking.
 	 */
@@ -2492,7 +2492,7 @@ static int hugetlb_no_page(struct mm_struct *mm, struct vm_area_struct *vma,
 	/*
 	 * Currently, we are forced to kill the process in the event the
 	 * original mapper has unmapped pages from the child due to a failed
-	 * COW. Warn that such a situation has occured as it may not be obvious
+	 * COW. Warn that such a situation has occurred as it may not be obvious
 	 */
 	if (is_vma_resv_set(vma, HPAGE_RESV_UNMAPPED)) {
 		printk(KERN_WARNING
diff --git a/mm/hwpoison-inject.c b/mm/hwpoison-inject.c
index 0948f10..c7fc7fd 100644
--- a/mm/hwpoison-inject.c
+++ b/mm/hwpoison-inject.c
@@ -1,4 +1,4 @@
-/* Inject a hwpoison memory failure on a arbitary pfn */
+/* Inject a hwpoison memory failure on a arbitrary pfn */
 #include <linux/module.h>
 #include <linux/debugfs.h>
 #include <linux/kernel.h>
diff --git a/mm/internal.h b/mm/internal.h
index 3438dd4..9d0ced8 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -162,7 +162,7 @@ static inline struct page *mem_map_offset(struct page *base, int offset)
 }
 
 /*
- * Iterator over all subpages withing the maximally aligned gigantic
+ * Iterator over all subpages within the maximally aligned gigantic
  * page 'base'.  Handle any discontiguity in the mem_map.
  */
 static inline struct page *mem_map_next(struct page *iter,
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 84225f3..c1d5867 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -265,7 +265,7 @@ static void kmemleak_disable(void);
 } while (0)
 
 /*
- * Macro invoked when a serious kmemleak condition occured and cannot be
+ * Macro invoked when a serious kmemleak condition occurred and cannot be
  * recovered from. Kmemleak will be disabled and further allocation/freeing
  * tracing no longer available.
  */
@@ -1006,7 +1006,7 @@ static bool update_checksum(struct kmemleak_object *object)
 
 /*
  * Memory scanning is a long process and it needs to be interruptable. This
- * function checks whether such interrupt condition occured.
+ * function checks whether such interrupt condition occurred.
  */
 static int scan_should_stop(void)
 {
@@ -1733,7 +1733,7 @@ static int __init kmemleak_late_init(void)
 
 	if (atomic_read(&kmemleak_error)) {
 		/*
-		 * Some error occured and kmemleak was disabled. There is a
+		 * Some error occurred and kmemleak was disabled. There is a
 		 * small chance that kmemleak_disable() was called immediately
 		 * after setting kmemleak_initialized and we may end up with
 		 * two clean-up threads but serialized by scan_mutex.
diff --git a/mm/ksm.c b/mm/ksm.c
index c2b2a94..1ecd382 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -734,7 +734,7 @@ static int write_protect_page(struct vm_area_struct *vma, struct page *page,
 		swapped = PageSwapCache(page);
 		flush_cache_page(vma, addr, page_to_pfn(page));
 		/*
-		 * Ok this is tricky, when get_user_pages_fast() run it doesnt
+		 * Ok this is tricky, when get_user_pages_fast() run it doesn't
 		 * take any lock, therefore the check that we are going to make
 		 * with the pagecount against the mapcount is racey and
 		 * O_DIRECT can happen right after the check.
diff --git a/mm/memblock.c b/mm/memblock.c
index 4618fda..91f0ae0 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -395,7 +395,7 @@ static long __init_memblock __memblock_remove(struct memblock_type *type, phys_a
 	phys_addr_t end = base + size;
 	int i;
 
-	rgnbegin = rgnend = 0; /* supress gcc warnings */
+	rgnbegin = rgnend = 0; /* suppress gcc warnings */
 
 	/* Find the region where (base, size) belongs to */
 	for (i=0; i < type->cnt; i++) {
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index da53a25..bfb12c2 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1417,7 +1417,7 @@ static int mem_cgroup_hierarchical_reclaim(struct mem_cgroup *root_mem,
 					break;
 				}
 				/*
-				 * We want to do more targetted reclaim.
+				 * We want to do more targeted reclaim.
 				 * excess >> 2 is not to excessive so as to
 				 * reclaim too much, nor too less that we keep
 				 * coming back to reclaim from this cgroup
@@ -2215,7 +2215,7 @@ void mem_cgroup_split_huge_fixup(struct page *head, struct page *tail)
  * - the pc is locked, used, and ->mem_cgroup points to @from.
  *
  * This function doesn't do "charge" nor css_get to new cgroup. It should be
- * done by a caller(__mem_cgroup_try_charge would be usefull). If @uncharge is
+ * done by a caller(__mem_cgroup_try_charge would be useful). If @uncharge is
  * true, this function does "uncharge" from old cgroup, but it doesn't if
  * @uncharge is false, so a caller should do "uncharge".
  */
@@ -2251,7 +2251,7 @@ static void __mem_cgroup_move_account(struct page_cgroup *pc,
 	 * We charges against "to" which may not have any tasks. Then, "to"
 	 * can be under rmdir(). But in current implementation, caller of
 	 * this function is just force_empty() and move charge, so it's
-	 * garanteed that "to" is never removed. So, we don't check rmdir
+	 * guaranteed that "to" is never removed. So, we don't check rmdir
 	 * status here.
 	 */
 }
@@ -2586,7 +2586,7 @@ __do_uncharge(struct mem_cgroup *mem, const enum charge_type ctype,
 		batch->memcg = mem;
 	/*
 	 * do_batch > 0 when unmapping pages or inode invalidate/truncate.
-	 * In those cases, all pages freed continously can be expected to be in
+	 * In those cases, all pages freed continuously can be expected to be in
 	 * the same cgroup and we have chance to coalesce uncharges.
 	 * But we do uncharge one by one if this is killed by OOM(TIF_MEMDIE)
 	 * because we want to do uncharge as soon as possible.
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index ef7c174..0916fdc 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -208,7 +208,7 @@ static int kill_proc_ao(struct task_struct *t, unsigned long addr, int trapno,
 	 * Don't use force here, it's convenient if the signal
 	 * can be temporarily blocked.
 	 * This could cause a loop when the user sets SIGBUS
-	 * to SIG_IGN, but hopefully noone will do that?
+	 * to SIG_IGN, but hopefully no one will do that?
 	 */
 	ret = send_sig_info(SIGBUS, &si, t);  /* synchronous? */
 	if (ret < 0)
@@ -634,7 +634,7 @@ static int me_pagecache_dirty(struct page *p, unsigned long pfn)
 		 * when the page is reread or dropped.  If an
 		 * application assumes it will always get error on
 		 * fsync, but does other operations on the fd before
-		 * and the page is dropped inbetween then the error
+		 * and the page is dropped between then the error
 		 * will not be properly reported.
 		 *
 		 * This can already happen even without hwpoisoned
@@ -728,7 +728,7 @@ static int me_huge_page(struct page *p, unsigned long pfn)
  * The table matches them in order and calls the right handler.
  *
  * This is quite tricky because we can access page at any time
- * in its live cycle, so all accesses have to be extremly careful.
+ * in its live cycle, so all accesses have to be extremely careful.
  *
  * This is not complete. More states could be added.
  * For any missing state don't attempt recovery.
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 321fc74..a2acaf8 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -724,7 +724,7 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
 			       pfn);
 			dump_page(page);
 #endif
-			/* Becasue we don't have big zone->lock. we should
+			/* Because we don't have big zone->lock. we should
 			   check this again here. */
 			if (page_count(page)) {
 				not_managed++;
diff --git a/mm/migrate.c b/mm/migrate.c
index 352de555..a971ab5 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -375,7 +375,7 @@ void migrate_page_copy(struct page *newpage, struct page *page)
 		 * redo the accounting that clear_page_dirty_for_io undid,
 		 * but we can't use set_page_dirty because that function
 		 * is actually a signal that all of the page has become dirty.
-		 * Wheras only part of our page may be dirty.
+		 * Whereas only part of our page may be dirty.
 		 */
 		__set_page_dirty_nobuffers(newpage);
  	}
diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index e2bdb07..29ba523 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -158,7 +158,7 @@ unsigned long __init free_all_bootmem(void)
 {
 	/*
 	 * We need to use MAX_NUMNODES instead of NODE_DATA(0)->node_id
-	 *  because in some case like Node0 doesnt have RAM installed
+	 *  because in some case like Node0 doesn't have RAM installed
 	 *  low ram will be on Node1
 	 * Use MAX_NUMNODES will make sure all ranges in early_node_map[]
 	 *  will be used instead of only Node0 related
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index bd76256..5b7bba2 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -936,7 +936,7 @@ __rmqueue_fallback(struct zone *zone, int order, int start_migratetype)
 			 * If breaking a large block of pages, move all free
 			 * pages to the preferred allocation list. If falling
 			 * back for a reclaimable kernel allocation, be more
-			 * agressive about taking ownership of free pages
+			 * aggressive about taking ownership of free pages
 			 */
 			if (unlikely(current_order >= (pageblock_order >> 1)) ||
 					start_migratetype == MIGRATE_RECLAIMABLE ||
@@ -3860,7 +3860,7 @@ static void __init find_usable_zone_for_movable(void)
 
 /*
  * The zone ranges provided by the architecture do not include ZONE_MOVABLE
- * because it is sized independant of architecture. Unlike the other zones,
+ * because it is sized independent of architecture. Unlike the other zones,
  * the starting point for ZONE_MOVABLE is not fixed. It may be different
  * in each node depending on the size of each node and how evenly kernelcore
  * is distributed. This helper function adjusts the zone ranges
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 5bffada..34ed06f 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -349,7 +349,7 @@ not_enough_page:
  * @new: new id
  *
  * Returns old id at success, 0 at failure.
- * (There is no mem_cgroup useing 0 as its id)
+ * (There is no mem_cgroup using 0 as its id)
  */
 unsigned short swap_cgroup_cmpxchg(swp_entry_t ent,
 					unsigned short old, unsigned short new)
diff --git a/mm/percpu.c b/mm/percpu.c
index 3f93001..bdecc46 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -342,7 +342,7 @@ static void pcpu_chunk_relocate(struct pcpu_chunk *chunk, int oslot)
  * @chunk: chunk of interest
  *
  * Determine whether area map of @chunk needs to be extended to
- * accomodate a new allocation.
+ * accommodate a new allocation.
  *
  * CONTEXT:
  * pcpu_lock.
@@ -431,7 +431,7 @@ out_unlock:
  * depending on @head, is reduced by @tail bytes and @tail byte block
  * is inserted after the target block.
  *
- * @chunk->map must have enough free slots to accomodate the split.
+ * @chunk->map must have enough free slots to accommodate the split.
  *
  * CONTEXT:
  * pcpu_lock.
@@ -1436,7 +1436,7 @@ static struct pcpu_alloc_info * __init pcpu_build_alloc_info(
 	/*
 	 * Determine min_unit_size, alloc_size and max_upa such that
 	 * alloc_size is multiple of atom_size and is the smallest
-	 * which can accomodate 4k aligned segments which are equal to
+	 * which can accommodate 4k aligned segments which are equal to
 	 * or larger than min_unit_size.
 	 */
 	min_unit_size = max_t(size_t, size_sum, PCPU_MIN_UNIT_SIZE);
@@ -1551,7 +1551,7 @@ static struct pcpu_alloc_info * __init pcpu_build_alloc_info(
  * @atom_size: allocation atom size
  * @cpu_distance_fn: callback to determine distance between cpus, optional
  * @alloc_fn: function to allocate percpu page
- * @free_fn: funtion to free percpu page
+ * @free_fn: function to free percpu page
  *
  * This is a helper to ease setting up embedded first percpu chunk and
  * can be called where pcpu_setup_first_chunk() is expected.
@@ -1679,7 +1679,7 @@ out_free:
  * pcpu_page_first_chunk - map the first chunk using PAGE_SIZE pages
  * @reserved_size: the size of reserved percpu area in bytes
  * @alloc_fn: function to allocate percpu page, always called with PAGE_SIZE
- * @free_fn: funtion to free percpu page, always called with PAGE_SIZE
+ * @free_fn: function to free percpu page, always called with PAGE_SIZE
  * @populate_pte_fn: function to populate pte
  *
  * This is a helper to ease setting up page-remapped first percpu
diff --git a/mm/slab.c b/mm/slab.c
index a18ba57..98c619e 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -878,7 +878,7 @@ static struct array_cache *alloc_arraycache(int node, int entries,
 	nc = kmalloc_node(memsize, gfp, node);
 	/*
 	 * The array_cache structures contain pointers to free object.
-	 * However, when such objects are allocated or transfered to another
+	 * However, when such objects are allocated or transferred to another
 	 * cache the pointers are not cleared and they could be counted as
 	 * valid references during a kmemleak scan. Therefore, kmemleak must
 	 * not scan such objects.
@@ -2606,7 +2606,7 @@ EXPORT_SYMBOL(kmem_cache_shrink);
  *
  * The cache must be empty before calling this function.
  *
- * The caller must guarantee that noone will allocate memory from the cache
+ * The caller must guarantee that no one will allocate memory from the cache
  * during the kmem_cache_destroy().
  */
 void kmem_cache_destroy(struct kmem_cache *cachep)
diff --git a/mm/slub.c b/mm/slub.c
index 0f1e91f..a010c47 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -64,7 +64,7 @@
  *   we must stay away from it for a while since we may cause a bouncing
  *   cacheline if we try to acquire the lock. So go onto the next slab.
  *   If all pages are busy then we may allocate a new slab instead of reusing
- *   a partial slab. A new slab has noone operating on it and thus there is
+ *   a partial slab. A new slab has no one operating on it and thus there is
  *   no danger of cacheline contention.
  *
  *   Interrupts are disabled during allocation and deallocation in order to
@@ -1925,7 +1925,7 @@ redo:
 	else {
 #ifdef CONFIG_CMPXCHG_LOCAL
 		/*
-		 * The cmpxchg will only match if there was no additonal
+		 * The cmpxchg will only match if there was no additional
 		 * operation and if we are on the right processor.
 		 *
 		 * The cmpxchg does the following atomically (without lock semantics!)
@@ -3541,7 +3541,7 @@ void *__kmalloc_track_caller(size_t size, gfp_t gfpflags, unsigned long caller)
 
 	ret = slab_alloc(s, gfpflags, NUMA_NO_NODE, caller);
 
-	/* Honor the call site pointer we recieved. */
+	/* Honor the call site pointer we received. */
 	trace_kmalloc(caller, ret, size, s->size, gfpflags);
 
 	return ret;
@@ -3571,7 +3571,7 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
 
 	ret = slab_alloc(s, gfpflags, node, caller);
 
-	/* Honor the call site pointer we recieved. */
+	/* Honor the call site pointer we received. */
 	trace_kmalloc_node(caller, ret, size, s->size, gfpflags, node);
 
 	return ret;
diff --git a/mm/sparse.c b/mm/sparse.c
index 9325020..aa64b12 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -500,7 +500,7 @@ void __init sparse_init(void)
 	 * so alloc 2M (with 2M align) and 24 bytes in turn will
 	 * make next 2M slip to one more 2M later.
 	 * then in big system, the memory will have a lot of holes...
-	 * here try to allocate 2M pages continously.
+	 * here try to allocate 2M pages continuously.
 	 *
 	 * powerpc need to call sparse_init_one_section right after each
 	 * sparse_early_mem_map_alloc, so allocate usemap_map at first.
diff --git a/mm/util.c b/mm/util.c
index f126975..e7b103a 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -227,7 +227,7 @@ void arch_pick_mmap_layout(struct mm_struct *mm)
 /*
  * Like get_user_pages_fast() except its IRQ-safe in that it won't fall
  * back to the regular GUP.
- * If the architecture not support this fucntion, simply return with no
+ * If the architecture not support this function, simply return with no
  * page pinned
  */
 int __attribute__((weak)) __get_user_pages_fast(unsigned long start,
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 951cac2..dc2e726 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1065,7 +1065,7 @@ static unsigned long isolate_lru_pages(unsigned long nr_to_scan,
 		 * surrounding the tag page.  Only take those pages of
 		 * the same active state as that tag page.  We may safely
 		 * round the target page pfn down to the requested order
-		 * as the mem_map is guarenteed valid out to MAX_ORDER,
+		 * as the mem_map is guaranteed valid out to MAX_ORDER,
 		 * where that page is in a different zone we will detect
 		 * it from its zone id and abort this block scan.
 		 */
@@ -2224,7 +2224,7 @@ unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *mem_cont,
  *   o a 16M DMA zone that is balanced will not balance a zone on any
  *     reasonable sized machine
  *   o On all other machines, the top zone must be at least a reasonable
- *     precentage of the middle zones. For example, on 32-bit x86, highmem
+ *     percentage of the middle zones. For example, on 32-bit x86, highmem
  *     would need to be at least 256M for it to be balance a whole node.
  *     Similarly, on x86-64 the Normal zone would need to be at least 1G
  *     to balance a node on its own. These seemed like reasonable ratios.
-- 
1.7.4.1

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