linux-kernel - [PATCH 16/24] i386: convert hardware exception 17 to an interrupt gate

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Date:	Tue,  9 Sep 2008 21:56:10 +0200
From:	heukelum@...tmail.fm
To:	linux-kernel@...r.kernel.org, mingo@...e.hu, ak@...e.de
Cc:	Alexander van Heukelum <heukelum@...tmail.fm>
Subject: [PATCH 16/24] i386: convert hardware exception 17 to an interrupt gate

From: Alexander van Heukelum <heukelum@...tmail.fm>

Handle alignment check exception with interrupt initially off.

Signed-off-by: Alexander van Heukelum <heukelum@...tmail.fm>
---
 arch/x86/kernel/traps_32.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c
index 733c0e3..bc8b21d 100644
--- a/arch/x86/kernel/traps_32.c
+++ b/arch/x86/kernel/traps_32.c
@@ -641,7 +641,7 @@ DO_ERROR(9, SIGFPE, "coprocessor segment overrun", coprocessor_segment_overrun)
 DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS)
 DO_ERROR(11, SIGBUS, "segment not present", segment_not_present)
 DO_ERROR(12, SIGBUS, "stack segment", stack_segment)
-DO_TRAP_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0, 0)
+DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0, 0)
 DO_TRAP_INFO(32, SIGILL, "iret exception", iret_error, ILL_BADSTK, 0, 1)
 
 void __kprobes
@@ -1279,7 +1279,7 @@ void __init trap_init(void)
 	set_intr_gate(14, &page_fault);
 	set_intr_gate(15, &spurious_interrupt_bug);
 	set_intr_gate(16, &coprocessor_error);
-	set_trap_gate(17, &alignment_check);
+	set_intr_gate(17, &alignment_check);
 #ifdef CONFIG_X86_MCE
 	set_trap_gate(18, &machine_check);
 #endif
-- 
1.5.4.3

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