Convert the return values to an ReST list and tidy up the wording while
I'm touching it.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
mm/memcontrol.c | 31 +++++++++++++------------------
1 file changed, 13 insertions(+), 18 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index e041ba827e59..cd8b3ae6b8d9 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5850,25 +5850,20 @@ static int mem_cgroup_move_account(struct page *page,
* @ptent: the pte to be checked
* @target: the pointer the target page or swap ent will be stored(can be NULL)
*
- * Returns
- * 0(MC_TARGET_NONE): if the pte is not a target for move charge.
- * 1(MC_TARGET_PAGE): if the page corresponding to this pte is a target for
- * move charge. if @target is not NULL, the page is stored in target->page
- * with extra refcnt got(Callers should handle it).
- * 2(MC_TARGET_SWAP): if the swap entry corresponding to this pte is a
- * target for charge migration. if @target is not NULL, the entry is stored
- * in target->ent.
- * 3(MC_TARGET_DEVICE): like MC_TARGET_PAGE but page is device memory and
- * thus not on the lru.
- * For now we such page is charge like a regular page would be as for all
- * intent and purposes it is just special memory taking the place of a
- * regular page.
- *
- * See Documentations/vm/hmm.txt and include/linux/hmm.h
- *
- * Called with pte lock held.
+ * Context: Called with pte lock held.
+ * Return:
+ * * MC_TARGET_NONE - If the pte is not a target for move charge.
+ * * MC_TARGET_PAGE - If the page corresponding to this pte is a target for
+ * move charge. If @target is not NULL, the page is stored in target->page
+ * with extra refcnt got (Callers should handle it).
+ * * MC_TARGET_SWAP - If the swap entry corresponding to this pte is a
+ * target for charge migration. if @target is not NULL, the entry is stored
+ * in target->ent.
+ * * MC_TARGET_DEVICE - Like MC_TARGET_PAGE but page is device memory and
+ * thus not on the lru. For now such page is charged like a regular page
+ * would be as it is just special memory taking the place of a regular page.
+ * See Documentations/vm/hmm.txt and include/linux/hmm.h
*/
-
static enum mc_target_type get_mctgt_type(struct vm_area_struct *vma,
unsigned long addr, pte_t ptent, union mc_target *target)
{
--
2.40.1
