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x86: remove set_fixmap() warning 

set_fixmap()+clear_fixmap() is safe.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Ingo Molnar 2008-04-25 18:05:57 +02:00
parent 82a355f5a2
commit 70c9f590ff
1 changed files with 1 additions and 1 deletions
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2
arch/x86/mm/init_64.c
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@ -173,7 +173,7 @@ set_pte_phys(unsigned long vaddr, unsigned long phys, pgprot_t prot)
new_pte = pfn_pte(phys >> PAGE_SHIFT, prot);
pte = pte_offset_kernel(pmd, vaddr);
if (!pte_none(*pte) &&
if (!pte_none(*pte) && pte_val(new_pte) &&
pte_val(*pte) != (pte_val(new_pte) & __supported_pte_mask))
pte_ERROR(*pte);
set_pte(pte, new_pte);