sh: kgdb: do not reload VBR while handling debugger breackpoint

Save the VBR allowing GDB to dump full registers set but do not reload it
as soon as the kgdb_handle_exception is invoked.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 0 insertions, 2 deletions

diff --git a/arch/sh/kernel/kgdb.c b/arch/sh/kernel/kgdb.c
index 305aad742aec..d29de7864f32 100644
--- a/arch/sh/kernel/kgdb.c
+++ b/arch/sh/kernel/kgdb.c
@@ -195,8 +195,6 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
         regs->gbr = gdb_regs[GDB_GBR];
         regs->mach = gdb_regs[GDB_MACH];
         regs->macl = gdb_regs[GDB_MACL];
-
-        __asm__ __volatile__ ("ldc %0, vbr" : : "r" (gdb_regs[GDB_VBR]));
 }
 
 void sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *p)