Re: [Patch 4/4] PPC64-HWBKPT: Enable hw-breakpoints while handling intervening signals

2010-05-27 Thread Paul Mackerras
On Tue, May 25, 2010 at 02:45:05PM +0530, K.Prasad wrote: A signal delivered between a hw_breakpoint_handler() and the single_step_dabr_instruction() will not have the breakpoint active during signal handling (since breakpoint will not be restored through single-stepping due to absence of

[Patch 4/4] PPC64-HWBKPT: Enable hw-breakpoints while handling intervening signals

2010-05-25 Thread K.Prasad
A signal delivered between a hw_breakpoint_handler() and the single_step_dabr_instruction() will not have the breakpoint active during signal handling (since breakpoint will not be restored through single-stepping due to absence of MSR_SE bit on the signal frame). Enable breakpoints before signal

Re: [Patch 4/4] PPC64-HWBKPT: Enable hw-breakpoints while handling intervening signals

2010-05-24 Thread Paul Mackerras
On Mon, May 24, 2010 at 04:04:19PM +0530, K.Prasad wrote: A signal delivered between a hw_breakpoint_handler() and the single_step_dabr_instruction() will not have the breakpoint active during signal handling (since breakpoint will not be restored through single-stepping due to absence of

[Patch 4/4] PPC64-HWBKPT: Enable hw-breakpoints while handling intervening signals

2010-05-24 Thread K.Prasad
A signal delivered between a hw_breakpoint_handler() and the single_step_dabr_instruction() will not have the breakpoint active during signal handling (since breakpoint will not be restored through single-stepping due to absence of MSR_SE bit on the signal frame). Enable breakpoints before signal