linux-kernel - Re: [PATCH v2 07/20] x86, ACPI: Make acpi_initrd_override

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Date:	Thu, 4 Apr 2013 13:22:57 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Tejun Heo <tj@...nel.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Renninger <trenn@...e.de>,
	Tang Chen <tangchen@...fujitsu.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pekka Enberg <penberg@...nel.org>,
	Jacob Shin <jacob.shin@....com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH v2 07/20] x86, ACPI: Make acpi_initrd_override_find work
 with 32bit flat mode

On Thu, Apr 4, 2013 at 11:35 AM, Tejun Heo <tj@...nel.org> wrote:
>
> It'd be nice if the error message can be stored somewhere and then
> printed out after the system is in proper address mode if that isn't
> too complex to achieve.  If it gets too messy, no need to bother.

Maybe not necessary. As later during coping, another print out
is added there for successful one.

@@ -670,6 +700,9 @@ void __init acpi_initrd_override_copy(vo
                        break;
                q = early_ioremap(addr, size);
                p = early_ioremap(acpi_tables_addr + total_offset, size);
+               pr_info("%4.4s ACPI table found in initrd
[%#010llx-%#010llx]\n",
+                               ((struct acpi_table_header *)q)->signature,
+                               (u64)addr, (u64)(addr + size - 1));

Thanks

Yinghai
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