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xen/unpopulated-alloc: Drop check for virt_addr_valid() in fill_list()

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If memremap_pages() succeeds the range is guaranteed to have proper page
table, there is no need for an additional virt_addr_valid() check.

Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/1639080336-26573-2-git-send-email-olekstysh@gmail.com
Signed-off-by: Juergen Gross <jgross@suse.com>
This commit is contained in:
Oleksandr Tyshchenko 2021-12-09 22:05:31 +02:00 committed by Juergen Gross
parent 335e4dd67b
commit fbf3a5c301
1 changed files with 0 additions and 1 deletions
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drivers/xen/unpopulated-alloc.c
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@ -85,7 +85,6 @@ static int fill_list(unsigned int nr_pages)
for (i = 0; i < alloc_pages; i++) {
struct page *pg = virt_to_page(vaddr + PAGE_SIZE * i);
BUG_ON(!virt_addr_valid(vaddr + PAGE_SIZE * i));
pg->zone_device_data = page_list;
page_list = pg;
list_count++;