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| author | Andrew Morton <akpm@linux-foundation.org> | 2023-05-22 13:52:10 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-09 16:25:38 -0700 |
| commit | b0cc5e89caadc21c2d8f7dc4c97947761b358876 (patch) | |
| tree | 962c8873aab85381c33af16c361313ffae02fa78 /mm/mmap.c | |
| parent | 3c54a298db4c6b38bbd5f86216ce0f5ad4596ccf (diff) | |
| download | lwn-b0cc5e89caadc21c2d8f7dc4c97947761b358876.tar.gz lwn-b0cc5e89caadc21c2d8f7dc4c97947761b358876.zip | |
mm/mlock: rename mlock_future_check() to mlock_future_ok()
It is felt that the name mlock_future_check() is vague - it doesn't
particularly convey the function's operation. mlock_future_ok() is a
clearer name for a predicate function.
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 28d2c489a7e5..e1624cb2c04e 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -182,7 +182,7 @@ static int check_brk_limits(unsigned long addr, unsigned long len) if (IS_ERR_VALUE(mapped_addr)) return mapped_addr; - return mlock_future_check(current->mm, current->mm->def_flags, len) + return mlock_future_ok(current->mm, current->mm->def_flags, len) ? 0 : -EAGAIN; } static int do_brk_flags(struct vma_iterator *vmi, struct vm_area_struct *brkvma, @@ -1146,7 +1146,7 @@ static inline unsigned long round_hint_to_min(unsigned long hint) return hint; } -bool mlock_future_check(struct mm_struct *mm, unsigned long flags, +bool mlock_future_ok(struct mm_struct *mm, unsigned long flags, unsigned long bytes) { unsigned long locked_pages, limit_pages; @@ -1272,7 +1272,7 @@ unsigned long do_mmap(struct file *file, unsigned long addr, if (!can_do_mlock()) return -EPERM; - if (!mlock_future_check(mm, vm_flags, len)) + if (!mlock_future_ok(mm, vm_flags, len)) return -EAGAIN; if (file) { @@ -1890,7 +1890,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, return -ENOMEM; /* mlock limit tests */ - if (!mlock_future_check(mm, vma->vm_flags, grow << PAGE_SHIFT)) + if (!mlock_future_ok(mm, vma->vm_flags, grow << PAGE_SHIFT)) return -ENOMEM; /* Check to ensure the stack will not grow into a hugetlb-only region */ |