提交 8bb4e7a2 编写于 作者: W Wei Yang 提交者: Linus Torvalds
上级 8aa49762
......@@ -1301,7 +1301,7 @@ void memory_present(int nid, unsigned long start, unsigned long end);
/*
* If it is possible to have holes within a MAX_ORDER_NR_PAGES, then we
* need to check pfn validility within that MAX_ORDER_NR_PAGES block.
* need to check pfn validity within that MAX_ORDER_NR_PAGES block.
* pfn_valid_within() should be used in this case; we optimise this away
* when we have no holes within a MAX_ORDER_NR_PAGES block.
*/
......
......@@ -100,7 +100,7 @@ int isolate_movable_page(struct page *page, isolate_mode_t mode)
/*
* Check PageMovable before holding a PG_lock because page's owner
* assumes anybody doesn't touch PG_lock of newly allocated page
* so unconditionally grapping the lock ruins page's owner side.
* so unconditionally grabbing the lock ruins page's owner side.
*/
if (unlikely(!__PageMovable(page)))
goto out_putpage;
......
......@@ -438,7 +438,7 @@ static void vma_gap_update(struct vm_area_struct *vma)
{
/*
* As it turns out, RB_DECLARE_CALLBACKS() already created a callback
* function that does exacltly what we want.
* function that does exactly what we want.
*/
vma_gap_callbacks_propagate(&vma->vm_rb, NULL);
}
......@@ -1012,7 +1012,7 @@ static inline int is_mergeable_vma(struct vm_area_struct *vma,
* VM_SOFTDIRTY should not prevent from VMA merging, if we
* match the flags but dirty bit -- the caller should mark
* merged VMA as dirty. If dirty bit won't be excluded from
* comparison, we increase pressue on the memory system forcing
* comparison, we increase pressure on the memory system forcing
* the kernel to generate new VMAs when old one could be
* extended instead.
*/
......@@ -1115,7 +1115,7 @@ can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags,
* PPPP NNNN PPPPPPPPPPPP PPPPPPPPNNNN PPPPNNNNNNNN
* might become case 1 below case 2 below case 3 below
*
* It is important for case 8 that the the vma NNNN overlapping the
* It is important for case 8 that the vma NNNN overlapping the
* region AAAA is never going to extended over XXXX. Instead XXXX must
* be extended in region AAAA and NNNN must be removed. This way in
* all cases where vma_merge succeeds, the moment vma_adjust drops the
......@@ -1645,7 +1645,7 @@ SYSCALL_DEFINE1(old_mmap, struct mmap_arg_struct __user *, arg)
#endif /* __ARCH_WANT_SYS_OLD_MMAP */
/*
* Some shared mappigns will want the pages marked read-only
* Some shared mappings will want the pages marked read-only
* to track write events. If so, we'll downgrade vm_page_prot
* to the private version (using protection_map[] without the
* VM_SHARED bit).
......
......@@ -7551,7 +7551,7 @@ static void __setup_per_zone_wmarks(void)
* value here.
*
* The WMARK_HIGH-WMARK_LOW and (WMARK_LOW-WMARK_MIN)
* deltas control asynch page reclaim, and so should
* deltas control async page reclaim, and so should
* not be capped for highmem.
*/
unsigned long min_pages;
......@@ -8028,7 +8028,7 @@ bool has_unmovable_pages(struct zone *zone, struct page *page, int count,
/*
* Hugepages are not in LRU lists, but they're movable.
* We need not scan over tail pages bacause we don't
* We need not scan over tail pages because we don't
* handle each tail page individually in migration.
*/
if (PageHuge(page)) {
......
......@@ -2129,7 +2129,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page,
if (!lock) {
lock = 1;
/*
* Taking the spinlock removes the possiblity
* Taking the spinlock removes the possibility
* that acquire_slab() will see a slab page that
* is frozen
*/
......
......@@ -3527,7 +3527,7 @@ static bool kswapd_shrink_node(pg_data_t *pgdat,
*
* kswapd scans the zones in the highmem->normal->dma direction. It skips
* zones which have free_pages > high_wmark_pages(zone), but once a zone is
* found to have free_pages <= high_wmark_pages(zone), any page is that zone
* found to have free_pages <= high_wmark_pages(zone), any page in that zone
* or lower is eligible for reclaim until at least one usable zone is
* balanced.
*/
......
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