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authorAlexander van Heukelum <heukelum@fastmail.fm>2008-09-09 21:55:59 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-13 10:20:11 +0200
commit8d6f9d69bdc1dcf75a3ba436c9b2efb20478619b (patch)
tree4c657fcd68bbb4f45ce29b362ce1ee725dca8f80 /arch
parentb94da1e4b7d396abe10ce4d566f1a5f623602c21 (diff)
i386: convert hardware exception 4 to an interrupt gate
Handle overflow exception with interrupt initially off. Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/traps_32.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c
index e3c4809f414a..6f685e61325a 100644
--- a/arch/x86/kernel/traps_32.c
+++ b/arch/x86/kernel/traps_32.c
@@ -633,7 +633,7 @@ void do_##name(struct pt_regs *regs, long error_code) \
}
DO_VM86_ERROR_INFO(0, SIGFPE, "divide error", divide_error, FPE_INTDIV, regs->ip)
-DO_VM86_TRAP(4, SIGSEGV, "overflow", overflow)
+DO_VM86_ERROR(4, SIGSEGV, "overflow", overflow)
DO_VM86_TRAP(5, SIGSEGV, "bounds", bounds)
DO_TRAP_INFO(6, SIGILL, "invalid opcode", invalid_op, ILL_ILLOPN, regs->ip, 0)
DO_TRAP(9, SIGFPE, "coprocessor segment overrun", coprocessor_segment_overrun)
@@ -1252,7 +1252,7 @@ void __init trap_init(void)
set_intr_gate(1, &debug);
set_intr_gate(2, &nmi);
set_system_intr_gate(3, &int3); /* int3 can be called from all */
- set_system_gate(4, &overflow); /* int4 can be called from all */
+ set_system_intr_gate(4, &overflow); /* int4 can be called from all */
set_trap_gate(5, &bounds);
set_trap_gate(6, &invalid_op);
set_trap_gate(7, &device_not_available);