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mm/hugetlb: fix a typos in comments

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[akpm@linux-foundation.org: coding style fixes]
Signed-off-by: Ethon Paul <ethp@qq.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Ralph Campbell <rcampbell@nvidia.com>
Link: http://lkml.kernel.org/r/20200410163714.14085-1-ethp@qq.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ethon Paul 2020-06-04 16:49:07 -07:00 committed by Linus Torvalds
parent b4f315b40d
commit 7c8de35889
1 changed files with 8 additions and 8 deletions
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16
mm/hugetlb.c
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@ -85,7 +85,7 @@ static inline void unlock_or_release_subpool(struct hugepage_subpool *spool)
spin_unlock(&spool->lock);
/* If no pages are used, and no other handles to the subpool
* remain, give up any reservations mased on minimum size and
* remain, give up any reservations based on minimum size and
* free the subpool */
if (free) {
if (spool->min_hpages != -1)
@ -133,7 +133,7 @@ void hugepage_put_subpool(struct hugepage_subpool *spool)
* the request. Otherwise, return the number of pages by which the
* global pools must be adjusted (upward). The returned value may
* only be different than the passed value (delta) in the case where
* a subpool minimum size must be manitained.
* a subpool minimum size must be maintained.
*/
static long hugepage_subpool_get_pages(struct hugepage_subpool *spool,
long delta)
@ -473,7 +473,7 @@ out_of_memory:
*
* Return the number of new huge pages added to the map. This number is greater
* than or equal to zero. If file_region entries needed to be allocated for
* this operation and we were not able to allocate, it ruturns -ENOMEM.
* this operation and we were not able to allocate, it returns -ENOMEM.
* region_add of regions of length 1 never allocate file_regions and cannot
* fail; region_chg will always allocate at least 1 entry and a region_add for
* 1 page will only require at most 1 entry.
@ -988,7 +988,7 @@ static bool vma_has_reserves(struct vm_area_struct *vma, long chg)
* We know VM_NORESERVE is not set. Therefore, there SHOULD
* be a region map for all pages. The only situation where
* there is no region map is if a hole was punched via
* fallocate. In this case, there really are no reverves to
* fallocate. In this case, there really are no reserves to
* use. This situation is indicated if chg != 0.
*/
if (chg)
@ -1519,7 +1519,7 @@ static void prep_compound_gigantic_page(struct page *page, unsigned int order)
* For gigantic hugepages allocated through bootmem at
* boot, it's safer to be consistent with the not-gigantic
* hugepages and clear the PG_reserved bit from all tail pages
* too. Otherwse drivers using get_user_pages() to access tail
* too. Otherwise drivers using get_user_pages() to access tail
* pages may get the reference counting wrong if they see
* PG_reserved set on a tail page (despite the head page not
* having PG_reserved set). Enforcing this consistency between
@ -4579,9 +4579,9 @@ vm_fault_t hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
/*
* entry could be a migration/hwpoison entry at this point, so this
* check prevents the kernel from going below assuming that we have
* a active hugepage in pagecache. This goto expects the 2nd page fault,
* and is_hugetlb_entry_(migration|hwpoisoned) check will properly
* handle it.
* an active hugepage in pagecache. This goto expects the 2nd page
* fault, and is_hugetlb_entry_(migration|hwpoisoned) check will
* properly handle it.
*/
if (!pte_present(entry))
goto out_mutex;