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authorGiuseppe Cavallaro <peppe.cavallaro@st.com>2009-08-24 16:14:03 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-08-24 16:14:03 +0900
commit27a30f53bbb77fd7e2e0459197e23b63fe3b74d4 (patch)
treee64230e38796917f3587b7d41a2b0fdb8e261590 /arch/sh
parentsh: Allow use of GENERIC_IOMAP (diff)
downloadlinux-dev-27a30f53bbb77fd7e2e0459197e23b63fe3b74d4.tar.xz
linux-dev-27a30f53bbb77fd7e2e0459197e23b63fe3b74d4.zip
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>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/kernel/kgdb.c2
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)