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fix typo, ceil instead of floor during the border calculation

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This commit is contained in:
Stefan Lankes 2017-10-19 22:23:40 +02:00
parent 0e7de04c3d
commit d0c910d454
1 changed files with 1 additions and 1 deletions
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2
arch/x86/mm/page.c
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@ -96,7 +96,7 @@ static uint8_t expect_zeroed_pages = 0;
size_t virt_to_phys(size_t addr)
{
if ((addr > (size_t) &kernel_start) &&
(addr <= PAGE_2M_FLOOR((size_t) &kernel_start + image_size)))
(addr <= PAGE_2M_CEIL((size_t) &kernel_start + image_size)))
{
size_t vpn = addr >> (PAGE_2M_BITS); // virtual page number
size_t entry = self[1][vpn]; // page table entry