This function is never used and it is one of the last remaining user of
__free_reserved_page(). Let's just drop it.
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: "Peter Zijlstra (Intel)" <pet...@infradead.org>
Cc: Mike Rapoport <r...@kernel.org>
Cc: Oscar Salvador <osalva...@suse.de>
Cc: Michal Hocko <mho...@kernel.org>
Cc: Wei Yang <richard.weiy...@linux.alibaba.com>
Cc: "Gustavo A. R. Silva" <gustavo...@kernel.org>
Cc: Sam Ravnborg <s...@ravnborg.org>
Signed-off-by: David Hildenbrand <da...@redhat.com>
---
drivers/video/fbdev/acornfb.c | 34 ----------------------------------
1 file changed, 34 deletions(-)
diff --git a/drivers/video/fbdev/acornfb.c b/drivers/video/fbdev/acornfb.c
index bcc92aecf666..1b72edc01cfb 100644
--- a/drivers/video/fbdev/acornfb.c
+++ b/drivers/video/fbdev/acornfb.c
@@ -921,40 +921,6 @@ static int acornfb_detect_monitortype(void)
return 4;
}
-/*
- * This enables the unused memory to be freed on older Acorn machines.
- * We are freeing memory on behalf of the architecture initialisation
- * code here.
- */
-static inline void
-free_unused_pages(unsigned int virtual_start, unsigned int virtual_end)
-{
- int mb_freed = 0;
-
- /*
- * Align addresses
- */
- virtual_start = PAGE_ALIGN(virtual_start);
- virtual_end = PAGE_ALIGN(virtual_end);
-
- while (virtual_start < virtual_end) {
- struct page *page;
-
- /*
- * Clear page reserved bit,
- * set count to 1, and free
- * the page.
- */
- page = virt_to_page(virtual_start);
- __free_reserved_page(page);
-
- virtual_start += PAGE_SIZE;
- mb_freed += PAGE_SIZE / 1024;
- }
-
- printk("acornfb: freed %dK memory\n", mb_freed);
-}
-
static int acornfb_probe(struct platform_device *dev)
{
unsigned long size;
--
2.29.2
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