Following the commit <0e4c12b45aa8> ("x86/mm, resource: Use
PAGE_KERNEL protection for ioremap of memory pages"), here
it is really checking for the 'IORES_DESC_ACPI_*' values.
Therefore, it is necessary to change the examination condition
to avoid confusion.Signed-off-by: Lianbo Jiang <[email protected]> --- arch/x86/mm/ioremap.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 0029604af8a4..0e3ba620612d 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -83,7 +83,8 @@ static bool __ioremap_check_ram(struct resource *res) static int __ioremap_check_desc_other(struct resource *res) { - return (res->desc != IORES_DESC_NONE); + return ((res->desc == IORES_DESC_ACPI_TABLES) || + (res->desc == IORES_DESC_ACPI_NV_STORAGE)); } static int __ioremap_res_check(struct resource *res, void *arg) -- 2.17.1
