Re: [PATCH v2 2/9] mm: vmalloc: Rename adjust_va_to_fit_type() function

From: Baoquan He
Date: Wed Sep 06 2023 - 01:52:44 EST


On 08/29/23 at 10:11am, Uladzislau Rezki (Sony) wrote:
> This patch renames the adjust_va_to_fit_type() function
> to va_clip() which is shorter and more expressive.
>
> There is no a functional change as a result of this patch.
>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>
> Reviewed-by: Lorenzo Stoakes <lstoakes@xxxxxxxxx>
> Signed-off-by: Uladzislau Rezki (Sony) <urezki@xxxxxxxxx>
> ---
> mm/vmalloc.c | 13 ++++++-------
> 1 file changed, 6 insertions(+), 7 deletions(-)
>
> diff --git a/mm/vmalloc.c b/mm/vmalloc.c
> index 00afc1ee4756..09e315f8ea34 100644
> --- a/mm/vmalloc.c
> +++ b/mm/vmalloc.c
> @@ -1382,9 +1382,9 @@ classify_va_fit_type(struct vmap_area *va,
> }
>
> static __always_inline int
> -adjust_va_to_fit_type(struct rb_root *root, struct list_head *head,
> - struct vmap_area *va, unsigned long nva_start_addr,
> - unsigned long size)
> +va_clip(struct rb_root *root, struct list_head *head,
> + struct vmap_area *va, unsigned long nva_start_addr,
> + unsigned long size)
> {
> struct vmap_area *lva = NULL;
> enum fit_type type = classify_va_fit_type(va, nva_start_addr, size);
> @@ -1500,7 +1500,7 @@ va_alloc(struct vmap_area *va,
> return vend;
>
> /* Update the free vmap_area. */
> - ret = adjust_va_to_fit_type(root, head, va, nva_start_addr, size);
> + ret = va_clip(root, head, va, nva_start_addr, size);
> if (WARN_ON_ONCE(ret))
> return vend;
>
> @@ -4151,9 +4151,8 @@ struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets,
> /* It is a BUG(), but trigger recovery instead. */
> goto recovery;
>
> - ret = adjust_va_to_fit_type(&free_vmap_area_root,
> - &free_vmap_area_list,
> - va, start, size);
> + ret = va_clip(&free_vmap_area_root,
> + &free_vmap_area_list, va, start, size);
> if (WARN_ON_ONCE(unlikely(ret)))
> /* It is a BUG(), but trigger recovery instead. */
> goto recovery;
> --
> 2.30.2
>

Reviewed-by: Baoquan He <bhe@xxxxxxxxxx>