Re: [PATCH v4] arm64: support single-step and breakpoint handler hooks

2013-12-17 Thread Catalin Marinas
On Wed, Dec 04, 2013 at 05:50:20AM +, Sandeepa Prabhu wrote: > AArch64 Single Steping and Breakpoint debug exceptions will be > used by multiple debug framworks like kprobes & kgdb. > > This patch implements the hooks for those frameworks to register > their own handlers for handling breakpoin

[PATCH v4] arm64: support single-step and breakpoint handler hooks

2013-12-03 Thread Sandeepa Prabhu
AArch64 Single Steping and Breakpoint debug exceptions will be used by multiple debug framworks like kprobes & kgdb. This patch implements the hooks for those frameworks to register their own handlers for handling breakpoint and single step events. Reworked the debug exception handler in entry.S: