[PATCH -next] mm: Fix some kernel-doc comments

[Yang Li <yang.lee@linux.alibaba.com>]

Add description of @mm_wr_locked and @mm.
to silence the warnings:

mm/memory.c:1716: warning: Function parameter or member 'mm_wr_locked' not described in 'unmap_vmas'
mm/memory.c:5110: warning: Function parameter or member 'mm' not described in 'mm_account_fault'

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
---
 mm/memory.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mm/memory.c b/mm/memory.c
index db42a3e939d5..ceff67b5a0e0 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1698,6 +1698,7 @@ static void unmap_single_vma(struct mmu_gather *tlb,
  * @vma: the starting vma
  * @start_addr: virtual address at which to start unmapping
  * @end_addr: virtual address at which to end unmapping
+ * @mm_wr_locked: lock flag
  *
  * Unmap all pages in the vma list.
  *
@@ -5091,7 +5092,7 @@ static vm_fault_t __handle_mm_fault(struct vm_area_struct *vma,
 
 /**
  * mm_account_fault - Do page fault accounting
- *
+ * @mm: mm from which memcg should be extracted. It can be NULL.
  * @regs: the pt_regs struct pointer.  When set to NULL, will skip accounting
  *        of perf event counters, but we'll still do the per-task accounting to
  *        the task who triggered this page fault.
-- 
2.20.1.7.g153144c