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-rw-r--r--arch/m68k/kernel/setup_mm.c10
-rw-r--r--arch/m68k/kernel/traps.c4
2 files changed, 8 insertions, 6 deletions
diff --git a/arch/m68k/kernel/setup_mm.c b/arch/m68k/kernel/setup_mm.c
index 3a2bb2e8fdad..fbff1cea62ca 100644
--- a/arch/m68k/kernel/setup_mm.c
+++ b/arch/m68k/kernel/setup_mm.c
@@ -326,16 +326,16 @@ void __init setup_arch(char **cmdline_p)
panic("No configuration setup");
}
-#ifdef CONFIG_BLK_DEV_INITRD
- if (m68k_ramdisk.size) {
+ if (IS_ENABLED(CONFIG_BLK_DEV_INITRD) && m68k_ramdisk.size)
memblock_reserve(m68k_ramdisk.addr, m68k_ramdisk.size);
+
+ paging_init();
+
+ if (IS_ENABLED(CONFIG_BLK_DEV_INITRD) && m68k_ramdisk.size) {
initrd_start = (unsigned long)phys_to_virt(m68k_ramdisk.addr);
initrd_end = initrd_start + m68k_ramdisk.size;
pr_info("initrd: %08lx - %08lx\n", initrd_start, initrd_end);
}
-#endif
-
- paging_init();
#ifdef CONFIG_NATFEAT
nf_init();
diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c
index 5c8cba0efc63..a700807c9b6d 100644
--- a/arch/m68k/kernel/traps.c
+++ b/arch/m68k/kernel/traps.c
@@ -30,6 +30,7 @@
#include <linux/init.h>
#include <linux/ptrace.h>
#include <linux/kallsyms.h>
+#include <linux/extable.h>
#include <asm/setup.h>
#include <asm/fpu.h>
@@ -545,7 +546,8 @@ static inline void bus_error030 (struct frame *fp)
errorcode |= 2;
if (mmusr & (MMU_I | MMU_WP)) {
- if (ssw & 4) {
+ /* We might have an exception table for this PC */
+ if (ssw & 4 && !search_exception_tables(fp->ptregs.pc)) {
pr_err("Data %s fault at %#010lx in %s (pc=%#lx)\n",
ssw & RW ? "read" : "write",
fp->un.fmtb.daddr,