| Submitter | Tiejun Chen |
|---|---|
| Date | Jan. 21, 2013, 7:44 a.m. |
| Message ID | <1358754255-31484-6-git-send-email-tiejun.chen@windriver.com> |
| Download | mbox | patch |
| Permalink | /patch/214040/ |
| State | Superseded |
| Delegated to: | Benjamin Herrenschmidt |
| Headers | show |
Comments
Patch
diff --git a/arch/powerpc/kernel/exceptions-64e.S b/arch/powerpc/kernel/exceptions-64e.S index 423a936..6204681 100644 --- a/arch/powerpc/kernel/exceptions-64e.S +++ b/arch/powerpc/kernel/exceptions-64e.S @@ -589,11 +589,14 @@ kernel_dbg_exc: rfdi /* Normal debug exception */ +1: +#ifndef CONFIG_KGDB /* XXX We only handle coming from userspace for now since we can't * quite save properly an interrupted kernel state yet */ -1: andi. r14,r11,MSR_PR; /* check for userspace again */ + andi. r14,r11,MSR_PR; /* check for userspace again */ beq kernel_dbg_exc; /* if from kernel mode */ +#endif /* Now we mash up things to make it look like we are coming on a * normal exception
Currently we need to skip this for supporting KGDB. Signed-off-by: Tiejun Chen <tiejun.chen@windriver.com> --- arch/powerpc/kernel/exceptions-64e.S | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)