Commit b188ffe8 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

Fix build with SMP disabled and preemption enabled.


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 0964ce24
......@@ -637,15 +637,18 @@ static struct gdb_bp_save async_bp;
* and only one can be active at a time.
*/
extern spinlock_t smp_call_lock;
void set_async_breakpoint(unsigned long *epc)
{
/* skip breaking into userland */
if ((*epc & 0x80000000) == 0)
return;
#ifdef CONFIG_SMP
/* avoid deadlock if someone is make IPC */
if (spin_is_locked(&smp_call_lock))
return;
#endif
async_bp.addr = *epc;
*epc = (unsigned long)async_breakpoint;
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment