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Commit b450e5e8 authored by Venki Pallipadi's avatar Venki Pallipadi Committed by Ingo Molnar
Browse files

x86: PAT bug fix for attribute type check after reserve_memtype, debug 



Make the PAT related printks in ioremap pr_debug.

Signed-off-by: default avatarVenkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent dee7cbb2

arch/x86/mm/ioremap.c

+2 −2
Original line number Diff line number Diff line
@@ -167,7 +167,7 @@ static void __iomem *__ioremap(resource_size_t phys_addr, unsigned long size, 
	retval = reserve_memtype(phys_addr, phys_addr + size,

						prot_val, &new_prot_val);

	if (retval) {

		printk("reserve_memtype returned %d\n", retval);

		pr_debug("Warning: reserve_memtype returned %d\n", retval);

		return NULL;

	}
@@ -184,7 +184,7 @@ static void __iomem *__ioremap(resource_size_t phys_addr, unsigned long size, 
		      new_prot_val == _PAGE_CACHE_WC)) ||

		    (prot_val == _PAGE_CACHE_WC &&

		     new_prot_val == _PAGE_CACHE_WB)) {

			printk(

			pr_debug(

		"ioremap error for 0x%llx-0x%llx, requested 0x%lx, got 0x%lx\n",

				phys_addr, phys_addr + size,

				prot_val, new_prot_val);