linux-kernel - [PATCH 11/12] efi: Add an efi= kernel command line parameter

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Message-ID: <20131008164701.GC16793@pd.tnic>
Date:	Tue, 8 Oct 2013 18:47:02 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	X86 ML <x86@...nel.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, Borislav Petkov <bp@...e.de>,
	Matt Fleming <matt@...sole-pimps.org>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	Vivek Goyal <vgoyal@...hat.com>,
	Dave Young <dyoung@...hat.com>, linux-efi@...r.kernel.org,
	fwts-devel@...ts.ubuntu.com
Subject: [PATCH 11/12] efi: Add an efi= kernel command line parameter

From: Borislav Petkov <bp@...e.de>

... for passing miscellaneous options and chicken bits from the command
line.

Signed-off-by: Borislav Petkov <bp@...e.de>
---
 arch/x86/platform/efi/efi.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 538c1e6b7b2c..16996aba5012 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -1113,3 +1113,12 @@ efi_status_t efi_query_variable_store(u32 attributes, unsigned long size)
 	return EFI_SUCCESS;
 }
 EXPORT_SYMBOL_GPL(efi_query_variable_store);
+
+static int __init parse_efi_cmdline(char *str)
+{
+	if (*str == '=')
+		str++;
+
+	return 0;
+}
+early_param("efi", parse_efi_cmdline);
-- 
1.8.4

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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