Re: powerpc/8xx: add exception frame marker

2018-12-22 Thread Michael Ellerman
On Tue, 2018-11-27 at 17:38:16 UTC, Christophe Leroy wrote: > This patch adds STACK_FRAME_REGS_MARKER in the stack at exception entry > in order to see interrupts in call traces as below: > > [0.013964] Call Trace: > [0.014014] [c0745db0] [c007a9d4] tick_periodic.constprop.5+0xd8/0x104 >

[PATCH] powerpc/8xx: add exception frame marker

2018-11-27 Thread Christophe Leroy
This patch adds STACK_FRAME_REGS_MARKER in the stack at exception entry in order to see interrupts in call traces as below: [0.013964] Call Trace: [0.014014] [c0745db0] [c007a9d4] tick_periodic.constprop.5+0xd8/0x104 (unreliable) [0.014086] [c0745dc0] [c007aa20] tick_handle_periodic+0