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From: tip-bot for Andi Kleen <andi@firstfloor.org>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
	andi@firstfloor.org, ak@linux.intel.com, tglx@linutronix.de
Subject: [tip:x86/urgent] x86, setup: Set ax register in boot vga query
Date: Thu, 10 Jun 2010 23:42:44 GMT	[thread overview]
Message-ID: <tip-cf3bdc29fcbf2cb4cfa238591021d41ea8f8431f@git.kernel.org> (raw)
In-Reply-To: <20100610111040.F1781B1A2B@basil.firstfloor.org>

Commit-ID:  cf3bdc29fcbf2cb4cfa238591021d41ea8f8431f
Gitweb:     http://git.kernel.org/tip/cf3bdc29fcbf2cb4cfa238591021d41ea8f8431f
Author:     Andi Kleen <andi@firstfloor.org>
AuthorDate: Thu, 10 Jun 2010 13:10:40 +0200
Committer:  H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Thu, 10 Jun 2010 15:24:29 -0700

x86, setup: Set ax register in boot vga query

Catch missing conversion to the register structure "glove box" scheme.

Found by gcc 4.6's new warnings.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
LKML-Reference: <20100610111040.F1781B1A2B@basil.firstfloor.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
 arch/x86/boot/video-vga.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/x86/boot/video-vga.c b/arch/x86/boot/video-vga.c
index ed7aeff..45bc940 100644
--- a/arch/x86/boot/video-vga.c
+++ b/arch/x86/boot/video-vga.c
@@ -41,13 +41,12 @@ static __videocard video_vga;
 static u8 vga_set_basic_mode(void)
 {
 	struct biosregs ireg, oreg;
-	u16 ax;
 	u8 mode;
 
 	initregs(&ireg);
 
 	/* Query current mode */
-	ax = 0x0f00;
+	ireg.ax = 0x0f00;
 	intcall(0x10, &ireg, &oreg);
 	mode = oreg.al;
 

  parent reply	other threads:[~2010-06-10 23:43 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-10 11:10 [PATCH] [0/23] Fix gcc 4.6 set but unused variable warnings Andi Kleen
2010-06-10 11:10 ` [PATCH] [1/23] x86: percpu: Avoid warnings of unused variables in per cpu Andi Kleen
2010-06-10 11:14   ` Tejun Heo
2010-06-10 12:09     ` Ingo Molnar
2010-06-10 17:43       ` Justin P. Mattock
2010-06-10 18:10         ` Andi Kleen
2010-06-10 18:26           ` Justin P. Mattock
2010-06-10 20:10           ` Justin P. Mattock
2010-06-10 12:24     ` [tip:x86/urgent] percpu, x86: " tip-bot for Andi Kleen
2010-06-10 11:10 ` [PATCH] [2/23] IRQ: Move alloc_desk_mask variables inside ifdef Andi Kleen
2010-06-10 11:10 ` [PATCH] [3/23] x86: Avoid unused by set variables in rdmsr Andi Kleen
2010-06-10 11:10 ` [PATCH] [4/23] pagemap: Avoid unused-but-set variable Andi Kleen
2010-06-18 23:28   ` Andrew Morton
2010-06-19  7:44     ` Andi Kleen
2010-06-10 11:10 ` [PATCH] [5/23] x86 boot: Set ax register in boot vga query Andi Kleen
2010-06-10 17:13   ` H. Peter Anvin
2010-06-10 23:42   ` tip-bot for Andi Kleen [this message]
2010-06-10 11:10 ` [PATCH] [6/23] perf: Fix set but unused variables in perf Andi Kleen
2010-06-10 11:10 ` [PATCH] [7/23] x86: fix set but not read variables Andi Kleen
2010-06-10 11:10 ` [PATCH] [8/23] KGDB: Remove set but unused newPC Andi Kleen
2010-07-30 11:59   ` Jason Wessel
2010-06-10 11:10 ` [PATCH] [9/23] PRINTK: Use stable variable to dump kmsg buffer Andi Kleen
2010-06-10 11:10 ` [PATCH] [10/23] SCHED: Only allocate per cpu cpu mask buffer with offstack cpumasks Andi Kleen
2010-06-10 14:43   ` Peter Zijlstra
2010-06-10 14:52     ` Andi Kleen
2010-06-10 14:55       ` Peter Zijlstra
2010-06-10 15:06         ` Andi Kleen
2010-06-10 15:19           ` Peter Zijlstra
2010-06-10 15:34             ` Andi Kleen
2010-06-10 11:10 ` [PATCH] [11/23] KVM: Fix KVM_SET_SIGNAL_MASK Andi Kleen
2010-06-10 14:16   ` Avi Kivity
2010-06-10 11:10 ` [PATCH] [12/23] BTRFS: Clean up unused variables -- bugs Andi Kleen
2010-06-10 11:10 ` [PATCH] [13/23] BTRFS: Clean up unused variables -- nonbugs Andi Kleen
2010-06-10 11:10 ` [PATCH] [14/23] NFSD: Fix initialized but not read warnings Andi Kleen
2010-06-10 11:10 ` [PATCH] [15/23] EXT4: Fix initialized but not read variables Andi Kleen
2010-06-14 17:20   ` tytso
2010-06-10 11:10 ` [PATCH] [16/23] XFS: Fix gcc 4.6 set but not read and unused statement warnings Andi Kleen
2010-06-11 16:20   ` Christoph Hellwig
2010-06-11 16:36     ` Andi Kleen
2010-06-14  4:27   ` Dave Chinner
2010-06-14  7:43     ` Andi Kleen
2010-06-14 13:37       ` Dave Chinner
2010-06-14 14:37         ` Andi Kleen
2010-06-14 22:24           ` Dave Chinner
2010-06-15  7:02             ` Andi Kleen
2010-06-15  7:40               ` Christoph Hellwig
2010-06-15  7:46                 ` Andi Kleen
2010-06-10 11:10 ` [PATCH] [17/23] EXT3: Fix set but unused variables Andi Kleen
2010-06-14 17:21   ` tytso
2010-06-14 17:27   ` tytso
2010-06-15 14:01     ` Jan Kara
2010-06-10 11:10 ` [PATCH] [18/23] ACPI: Fix unused but set variables in ACPI Andi Kleen
2010-06-10 11:10 ` [PATCH] [19/23] KVM: Fix unused but set warnings Andi Kleen
2010-06-10 14:19   ` Avi Kivity
2010-06-10 11:10 ` [PATCH] [20/23] MM: " Andi Kleen
2010-06-10 11:10 ` [PATCH] [21/23] kernel/*: " Andi Kleen
2010-06-10 11:10 ` [PATCH] [22/23] BLOCK: Fix unused but set variables in blk-merge Andi Kleen
2010-06-10 11:10 ` [PATCH] [23/23] FS: Fix unused but set warnings Andi Kleen

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