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Commit d9db847f authored by Ingo Molnar's avatar Ingo Molnar
Browse files

x86: change 64-bit pageattr to use set_pte_atomic() 



NOP change - same as set_pte().

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 0d82494e

arch/x86/mm/pageattr_64.c

+2 −2
Original line number Diff line number Diff line
@@ -86,7 +86,7 @@ __change_page_attr(unsigned long address, struct page *page, pgprot_t prot) 
	prot = canon_pgprot(prot);



	if (level == 4) {

		set_pte(kpte, mk_pte(page, prot));

		set_pte_atomic(kpte, mk_pte(page, prot));

	} else {

		/*

		 * split_large_page will take the reference for this
@@ -99,7 +99,7 @@ __change_page_attr(unsigned long address, struct page *page, pgprot_t prot) 
		if (!split)

			return -ENOMEM;

		pgprot_val(ref_prot2) &= ~_PAGE_NX;

		set_pte(kpte, mk_pte(split, ref_prot2));

		set_pte_atomic(kpte, mk_pte(split, ref_prot2));

		goto repeat;

	}