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-rw-r--r--arch/microblaze/kernel/entry.S2
-rw-r--r--arch/microblaze/kernel/hw_exception_handler.S2
-rw-r--r--arch/microblaze/kernel/process.c2
3 files changed, 5 insertions, 1 deletions
diff --git a/arch/microblaze/kernel/entry.S b/arch/microblaze/kernel/entry.S
index acc1f05d1e2..e3ecb36dd55 100644
--- a/arch/microblaze/kernel/entry.S
+++ b/arch/microblaze/kernel/entry.S
@@ -592,6 +592,8 @@ C_ENTRY(full_exception_trap):
nop
mfs r7, rfsr; /* save FSR */
nop
+ mts rfsr, r0; /* Clear sticky fsr */
+ nop
la r12, r0, full_exception
set_vms;
rtbd r12, 0;
diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S
index 6b0288ebccd..2b86c03aa84 100644
--- a/arch/microblaze/kernel/hw_exception_handler.S
+++ b/arch/microblaze/kernel/hw_exception_handler.S
@@ -384,7 +384,7 @@ handle_other_ex: /* Handle Other exceptions here */
addk r8, r17, r0; /* Load exception address */
bralid r15, full_exception; /* Branch to the handler */
nop;
- mts r0, rfsr; /* Clear sticky fsr */
+ mts rfsr, r0; /* Clear sticky fsr */
nop
/*
diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c
index 4201c743cc9..c592d475b3d 100644
--- a/arch/microblaze/kernel/process.c
+++ b/arch/microblaze/kernel/process.c
@@ -235,7 +235,9 @@ void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long usp)
regs->pc = pc;
regs->r1 = usp;
regs->pt_mode = 0;
+#ifdef CONFIG_MMU
regs->msr |= MSR_UMS;
+#endif
}
#ifdef CONFIG_MMU