From 5b51ae969e3d8ab0134ee3c98a769ad6d2cc2e24 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Fri, 17 May 2019 15:45:08 +0200 Subject: [PATCH] x86/boot: Call get_rsdp_addr() after console_init() ... so that early debugging output from the RSDP parsing code can be visible and collected. Suggested-by: Dave Young Signed-off-by: Borislav Petkov Cc: Baoquan He Cc: Chao Fan Cc: Jun'ichi Nomura Cc: Kairui Song Cc: kexec@lists.infradead.org Cc: x86@kernel.org --- arch/x86/boot/compressed/misc.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c index c0d6c56..24e65a0 100644 --- a/arch/x86/boot/compressed/misc.c +++ b/arch/x86/boot/compressed/misc.c @@ -351,9 +351,6 @@ asmlinkage __visible void *extract_kernel(void *rmode, memptr heap, /* Clear flags intended for solely in-kernel use. */ boot_params->hdr.loadflags &= ~KASLR_FLAG; - /* Save RSDP address for later use. */ - boot_params->acpi_rsdp_addr = get_rsdp_addr(); - sanitize_boot_params(boot_params); if (boot_params->screen_info.orig_video_mode == 7) { @@ -368,6 +365,14 @@ asmlinkage __visible void *extract_kernel(void *rmode, memptr heap, cols = boot_params->screen_info.orig_video_cols; console_init(); + + /* + * Save RSDP address for later use. Have this after console_init() + * so that early debugging output from the RSDP parsing code can be + * collected. + */ + boot_params->acpi_rsdp_addr = get_rsdp_addr(); + debug_putstr("early console in extract_kernel\n"); free_mem_ptr = heap; /* Heap */ -- 2.7.4