diff options
| -rw-r--r-- | fs/hugetlbfs/inode.c | 12 | ||||
| -rw-r--r-- | include/linux/hugetlb.h | 2 | ||||
| -rw-r--r-- | mm/hugetlb.c | 4 |
3 files changed, 8 insertions, 10 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 4ea71eba40a5..7337cac29e9e 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -416,7 +416,6 @@ static void remove_inode_hugepages(struct inode *inode, loff_t lstart, for (i = 0; i < pagevec_count(&pvec); ++i) { struct page *page = pvec.pages[i]; - bool rsv_on_error; u32 hash; /* @@ -458,18 +457,17 @@ static void remove_inode_hugepages(struct inode *inode, loff_t lstart, * cache (remove_huge_page) BEFORE removing the * region/reserve map (hugetlb_unreserve_pages). In * rare out of memory conditions, removal of the - * region/reserve map could fail. Before free'ing - * the page, note PagePrivate which is used in case - * of error. + * region/reserve map could fail. Correspondingly, + * the subpool and global reserve usage count can need + * to be adjusted. */ - rsv_on_error = !PagePrivate(page); + VM_BUG_ON(PagePrivate(page)); remove_huge_page(page); freed++; if (!truncate_op) { if (unlikely(hugetlb_unreserve_pages(inode, next, next + 1, 1))) - hugetlb_fix_reserve_counts(inode, - rsv_on_error); + hugetlb_fix_reserve_counts(inode); } unlock_page(page); diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index fe99e6f956e2..48c76d612d40 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -90,7 +90,7 @@ int dequeue_hwpoisoned_huge_page(struct page *page); bool isolate_huge_page(struct page *page, struct list_head *list); void putback_active_hugepage(struct page *page); void free_huge_page(struct page *page); -void hugetlb_fix_reserve_counts(struct inode *inode, bool restore_reserve); +void hugetlb_fix_reserve_counts(struct inode *inode); extern struct mutex *hugetlb_fault_mutex_table; u32 hugetlb_fault_mutex_hash(struct hstate *h, struct mm_struct *mm, struct vm_area_struct *vma, diff --git a/mm/hugetlb.c b/mm/hugetlb.c index e4a4500758f2..ec49d9ef1eef 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -567,13 +567,13 @@ retry: * appear as a "reserved" entry instead of simply dangling with incorrect * counts. */ -void hugetlb_fix_reserve_counts(struct inode *inode, bool restore_reserve) +void hugetlb_fix_reserve_counts(struct inode *inode) { struct hugepage_subpool *spool = subpool_inode(inode); long rsv_adjust; rsv_adjust = hugepage_subpool_get_pages(spool, 1); - if (restore_reserve && rsv_adjust) { + if (rsv_adjust) { struct hstate *h = hstate_inode(inode); hugetlb_acct_memory(h, 1); |