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 <dyoung@redhat.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Baoquan He <bhe@redhat.com>
Cc: Chao Fan <fanc.fnst@cn.fujitsu.com>
Cc: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Cc: Kairui Song <kasong@redhat.com>
Cc: kexec@lists.infradead.org
Cc: x86@kernel.org

1 files changed, 8 insertions, 3 deletions

diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index c0d6c560df69..24e65a0f756d 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 */