x86, debug printouts: IOMMU setup failures should not be KERN_ERR

The number of BIOSes that have an option to enable the IOMMU, or fix
anything about its configuration, is vanishingly small.  There's no good
reason to punish quiet boot for this.

Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index 44e21826db1145a00659c89c5c45232ff3e70d2a..9a32b37ee2eec2f176708d7fccd5b7dadcf0e3ab 100644 (file)
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -455,11 +455,11 @@ out:
                   force_iommu ||
                   valid_agp ||
                   fallback_aper_force) {
-               printk(KERN_ERR
+               printk(KERN_INFO
                        "Your BIOS doesn't leave a aperture memory hole\n");
-               printk(KERN_ERR
+               printk(KERN_INFO
                        "Please enable the IOMMU option in the BIOS setup\n");
-               printk(KERN_ERR
+               printk(KERN_INFO
                        "This costs you %d MB of RAM\n",
                                32 << fallback_aper_order);
 

diff --git a/include/asm-x86/gart.h b/include/asm-x86/gart.h
index 3f62a83887f32c21c0919dd5c255847a8e6c2740..583031cf45f48cc0eb46235f4da8e16cefc14d03 100644 (file)
--- a/include/asm-x86/gart.h
+++ b/include/asm-x86/gart.h
@@ -52,15 +52,15 @@ static inline int aperture_valid(u64 aper_base, u32 aper_size, u32 min_size)
                return 0;
 
        if (aper_base + aper_size > 0x100000000ULL) {
-               printk(KERN_ERR "Aperture beyond 4GB. Ignoring.\n");
+               printk(KERN_INFO "Aperture beyond 4GB. Ignoring.\n");
                return 0;
        }
        if (e820_any_mapped(aper_base, aper_base + aper_size, E820_RAM)) {
-               printk(KERN_ERR "Aperture pointing to e820 RAM. Ignoring.\n");
+               printk(KERN_INFO "Aperture pointing to e820 RAM. Ignoring.\n");
                return 0;
        }
        if (aper_size < min_size) {
-               printk(KERN_ERR "Aperture too small (%d MB) than (%d MB)\n",
+               printk(KERN_INFO "Aperture too small (%d MB) than (%d MB)\n",
                                 aper_size>>20, min_size>>20);
                return 0;
        }