x86: remove various unused subarch hooks
Impact: remove dead code
Remove:
- pre_setup_arch_hook()
- mca_nmi_hook()
If needed they can be added back via an x86_quirk handler.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/mca_32.c b/arch/x86/kernel/mca_32.c
index 2dc1837..f74eef5 100644
--- a/arch/x86/kernel/mca_32.c
+++ b/arch/x86/kernel/mca_32.c
@@ -474,6 +474,4 @@
* adapter was responsible for the error.
*/
bus_for_each_dev(&mca_bus_type, NULL, NULL, mca_handle_nmi_callback);
-
- mca_nmi_hook();
-} /* mca_handle_nmi */
+}
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index d699811..d4de1e4 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -668,7 +668,6 @@
#ifdef CONFIG_X86_32
memcpy(&boot_cpu_data, &new_cpu_data, sizeof(new_cpu_data));
visws_early_detect();
- pre_setup_arch_hook();
#else
printk(KERN_INFO "Command line: %s\n", boot_command_line);
#endif
@@ -1023,18 +1022,6 @@
}
/**
- * pre_setup_arch_hook - hook called prior to any setup_arch() execution
- *
- * Description:
- * generally used to activate any machine specific identification
- * routines that may be needed before setup_arch() runs. On Voyager
- * this is used to get the board revision and type.
- **/
-void __init pre_setup_arch_hook(void)
-{
-}
-
-/**
* trap_init_hook - initialise system specific traps
*
* Description:
@@ -1088,25 +1075,4 @@
irq0.mask = cpumask_of_cpu(0);
setup_irq(0, &irq0);
}
-
-#ifdef CONFIG_MCA
-/**
- * mca_nmi_hook - hook into MCA specific NMI chain
- *
- * Description:
- * The MCA (Microchannel Architecture) has an NMI chain for NMI sources
- * along the MCA bus. Use this to hook into that chain if you will need
- * it.
- **/
-void mca_nmi_hook(void)
-{
- /*
- * If I recall correctly, there's a whole bunch of other things that
- * we can do to check for NMI problems, but that's all I know about
- * at the moment.
- */
- pr_warning("NMI generated from unknown source!\n");
-}
-#endif /* CONFIG_MCA */
-
#endif /* CONFIG_X86_32 */