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Merge branch 'akpm'

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Fixes from Andrew:

* akpm:
  fs/fat/fatent.c: add cond_resched() to fat_count_free_clusters()
  mm/thp: fix call to mmu_notifier in set_pmd_migration_entry() v2
  mm/mmap.c: don't clobber partially overlapping VMA with MAP_FIXED_NOREPLACE
  ocfs2: fix a GCC warning
This commit is contained in:
Greg Kroah-Hartman 2018-10-13 09:31:19 +02:00
commit 79fc170b1f
4 changed files with 4 additions and 7 deletions
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1
fs/fat/fatent.c
View File

@ -682,6 +682,7 @@ int fat_count_free_clusters(struct super_block *sb)
if (ops->ent_get(&fatent) == FAT_ENT_FREE)
free++;
} while (fat_ent_next(sbi, &fatent));
cond_resched();
}
sbi->free_clusters = free;
sbi->free_clus_valid = 1;

2
fs/ocfs2/dlmglue.c
View File

@ -96,7 +96,9 @@ struct ocfs2_unblock_ctl {
};
/* Lockdep class keys */
#ifdef CONFIG_DEBUG_LOCK_ALLOC
static struct lock_class_key lockdep_keys[OCFS2_NUM_LOCK_TYPES];
#endif
static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
int new_level);

6
mm/huge_memory.c
View File

@ -2885,9 +2885,6 @@ void set_pmd_migration_entry(struct page_vma_mapped_walk *pvmw,
if (!(pvmw->pmd && !pvmw->pte))
return;
mmu_notifier_invalidate_range_start(mm, address,
address + HPAGE_PMD_SIZE);
flush_cache_range(vma, address, address + HPAGE_PMD_SIZE);
pmdval = *pvmw->pmd;
pmdp_invalidate(vma, address, pvmw->pmd);
@ -2900,9 +2897,6 @@ void set_pmd_migration_entry(struct page_vma_mapped_walk *pvmw,
set_pmd_at(mm, address, pvmw->pmd, pmdswp);
page_remove_rmap(page, true);
put_page(page);
mmu_notifier_invalidate_range_end(mm, address,
address + HPAGE_PMD_SIZE);
}
void remove_migration_pmd(struct page_vma_mapped_walk *pvmw, struct page *new)

2
mm/mmap.c
View File

@ -1410,7 +1410,7 @@ unsigned long do_mmap(struct file *file, unsigned long addr,
if (flags & MAP_FIXED_NOREPLACE) {
struct vm_area_struct *vma = find_vma(mm, addr);
if (vma && vma->vm_start <= addr)
if (vma && vma->vm_start < addr + len)
return -EEXIST;
}