[PATCH 1/3] percpu: remove unused chunk_alloc parameter from pcpu_get_pages()

From: Tahsin Erdogan
Date: Sat Feb 25 2017 - 16:02:07 EST


pcpu_get_pages() doesn't use chunk_alloc parameter, remove it.

Fixes: fbbb7f4e149f ("percpu: remove the usage of separate populated bitmap in percpu-vm")
Signed-off-by: Tahsin Erdogan <tahsin@xxxxxxxxxx>
---
mm/percpu-vm.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/mm/percpu-vm.c b/mm/percpu-vm.c
index 538998a137d2..9ac639499bd1 100644
--- a/mm/percpu-vm.c
+++ b/mm/percpu-vm.c
@@ -21,7 +21,6 @@ static struct page *pcpu_chunk_page(struct pcpu_chunk *chunk,

/**
* pcpu_get_pages - get temp pages array
- * @chunk: chunk of interest
*
* Returns pointer to array of pointers to struct page which can be indexed
* with pcpu_page_idx(). Note that there is only one array and accesses
@@ -30,7 +29,7 @@ static struct page *pcpu_chunk_page(struct pcpu_chunk *chunk,
* RETURNS:
* Pointer to temp pages array on success.
*/
-static struct page **pcpu_get_pages(struct pcpu_chunk *chunk_alloc)
+static struct page **pcpu_get_pages(void)
{
static struct page **pages;
size_t pages_size = pcpu_nr_units * pcpu_unit_pages * sizeof(pages[0]);
@@ -275,7 +274,7 @@ static int pcpu_populate_chunk(struct pcpu_chunk *chunk,
{
struct page **pages;

- pages = pcpu_get_pages(chunk);
+ pages = pcpu_get_pages();
if (!pages)
return -ENOMEM;

@@ -313,7 +312,7 @@ static void pcpu_depopulate_chunk(struct pcpu_chunk *chunk,
* successful population attempt so the temp pages array must
* be available now.
*/
- pages = pcpu_get_pages(chunk);
+ pages = pcpu_get_pages();
BUG_ON(!pages);

/* unmap and free */
--
2.11.0.483.g087da7b7c-goog