x86, traps: introduce dotraplinkage
Mark the exception handlers with "dotraplinkage" to hide the
calling convention differences between i386 and x86_64.
Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c
index 0206c91..7eb1203 100644
--- a/arch/x86/kernel/traps_32.c
+++ b/arch/x86/kernel/traps_32.c
@@ -190,7 +190,7 @@
}
#define DO_ERROR(trapnr, signr, str, name) \
-void do_##name(struct pt_regs *regs, long error_code) \
+dotraplinkage void do_##name(struct pt_regs *regs, long error_code) \
{ \
if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
== NOTIFY_STOP) \
@@ -200,7 +200,7 @@
}
#define DO_ERROR_INFO(trapnr, signr, str, name, sicode, siaddr) \
-void do_##name(struct pt_regs *regs, long error_code) \
+dotraplinkage void do_##name(struct pt_regs *regs, long error_code) \
{ \
siginfo_t info; \
info.si_signo = signr; \
@@ -224,7 +224,7 @@
DO_ERROR(12, SIGBUS, "stack segment", stack_segment)
DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0)
-void __kprobes
+dotraplinkage void __kprobes
do_general_protection(struct pt_regs *regs, long error_code)
{
struct task_struct *tsk;
@@ -428,7 +428,8 @@
reassert_nmi();
}
-notrace __kprobes void do_nmi(struct pt_regs *regs, long error_code)
+dotraplinkage notrace __kprobes void
+do_nmi(struct pt_regs *regs, long error_code)
{
int cpu;
@@ -456,7 +457,7 @@
acpi_nmi_enable();
}
-void __kprobes do_int3(struct pt_regs *regs, long error_code)
+dotraplinkage void __kprobes do_int3(struct pt_regs *regs, long error_code)
{
#ifdef CONFIG_KPROBES
if (notify_die(DIE_INT3, "int3", regs, error_code, 3, SIGTRAP)
@@ -494,7 +495,7 @@
* find every occurrence of the TF bit that could be saved away even
* by user code)
*/
-void __kprobes do_debug(struct pt_regs *regs, long error_code)
+dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
{
struct task_struct *tsk = current;
unsigned int condition;
@@ -627,7 +628,7 @@
force_sig_info(SIGFPE, &info, task);
}
-void do_coprocessor_error(struct pt_regs *regs, long error_code)
+dotraplinkage void do_coprocessor_error(struct pt_regs *regs, long error_code)
{
conditional_sti(regs);
ignore_fpu_irq = 1;
@@ -682,7 +683,8 @@
force_sig_info(SIGFPE, &info, task);
}
-void do_simd_coprocessor_error(struct pt_regs *regs, long error_code)
+dotraplinkage void
+do_simd_coprocessor_error(struct pt_regs *regs, long error_code)
{
conditional_sti(regs);
@@ -706,7 +708,8 @@
force_sig(SIGSEGV, current);
}
-void do_spurious_interrupt_bug(struct pt_regs *regs, long error_code)
+dotraplinkage void
+do_spurious_interrupt_bug(struct pt_regs *regs, long error_code)
{
conditional_sti(regs);
#if 0
@@ -784,7 +787,8 @@
#endif /* CONFIG_MATH_EMULATION */
-void __kprobes do_device_not_available(struct pt_regs *regs, long error)
+dotraplinkage void __kprobes
+do_device_not_available(struct pt_regs *regs, long error)
{
if (read_cr0() & X86_CR0_EM) {
conditional_sti(regs);
@@ -796,14 +800,14 @@
}
#ifdef CONFIG_X86_MCE
-void __kprobes do_machine_check(struct pt_regs *regs, long error)
+dotraplinkage void __kprobes do_machine_check(struct pt_regs *regs, long error)
{
conditional_sti(regs);
machine_check_vector(regs, error);
}
#endif
-void do_iret_error(struct pt_regs *regs, long error_code)
+dotraplinkage void do_iret_error(struct pt_regs *regs, long error_code)
{
siginfo_t info;
local_irq_enable();