Re: [PATCH v6 12/12] mmap locking API: convert mmap_sem comments

[Vlastimil Babka]

On 5/20/20 7:29 AM, Michel Lespinasse wrote:
> Convert comments that reference mmap_sem to reference mmap_lock instead.
> 
> Signed-off-by: Michel Lespinasse <walken@xxxxxxxxxx>

Reviewed-by: Vlastimil Babka <vbabka@xxxxxxx>

But:

> diff --git a/mm/mempolicy.c b/mm/mempolicy.c
> index a1247d3553da..1bf46e2e0cec 100644
> --- a/mm/mempolicy.c
> +++ b/mm/mempolicy.c
> @@ -224,7 +224,7 @@ static int mpol_new_bind(struct mempolicy *pol, const nodemask_t *nodes)
>   * handle an empty nodemask with MPOL_PREFERRED here.
>   *
>   * Must be called holding task's alloc_lock to protect task's mems_allowed
> - * and mempolicy.  May also be called holding the mmap_semaphore for write.
> + * and mempolicy.  May also be called holding the mmap_lockaphore for write.
>   */
>  static int mpol_set_nodemask(struct mempolicy *pol,
>  		     const nodemask_t *nodes, struct nodemask_scratch *nsc)

:)