x86 setup: add note to use edd=off on EDD probing hangs

Tell the user to specify edd=off in the case of EDD probing hangs.
Per LKML discussion.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/boot/edd.c b/arch/x86/boot/edd.c
index d3e9780..8721dc4 100644 (file)
--- a/arch/x86/boot/edd.c
+++ b/arch/x86/boot/edd.c
@@ -154,7 +154,7 @@ void query_edd(void)
         */
 
        if (!be_quiet)
-               printf("Probing EDD... ");
+               printf("Probing EDD (edd=off to disable)... ");
 
        for (devno = 0x80; devno < 0x80+EDD_MBR_SIG_MAX; devno++) {
                /*