Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-06-21 Thread Ingo Molnar
* Josh Poimboeuf wrote: > On Tue, May 22, 2018 at 11:06:09AM -0500, Josh Poimboeuf wrote: > > On Sat, May 19, 2018 at 09:42:51AM +0200, Ingo Molnar wrote: > > > > > > * Josh Poimboeuf wrote: > > > > > > > On Fri, May 18, 2018 at 08:55:47AM +0200, Ingo Molnar wrote: > > > > > > > > > > * Jir

Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-05-31 Thread Josh Poimboeuf
On Tue, May 22, 2018 at 11:06:09AM -0500, Josh Poimboeuf wrote: > On Sat, May 19, 2018 at 09:42:51AM +0200, Ingo Molnar wrote: > > > > * Josh Poimboeuf wrote: > > > > > On Fri, May 18, 2018 at 08:55:47AM +0200, Ingo Molnar wrote: > > > > > > > > * Jiri Slaby wrote: > > > > > > > > > Josh poin

Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-05-22 Thread Josh Poimboeuf
On Sat, May 19, 2018 at 09:42:51AM +0200, Ingo Molnar wrote: > > * Josh Poimboeuf wrote: > > > On Fri, May 18, 2018 at 08:55:47AM +0200, Ingo Molnar wrote: > > > > > > * Jiri Slaby wrote: > > > > > > > Josh pointed out, that there is no way a frame can be after user regs. > > > > So remove th

Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-05-19 Thread Ingo Molnar
* Josh Poimboeuf wrote: > On Fri, May 18, 2018 at 08:55:47AM +0200, Ingo Molnar wrote: > > > > * Jiri Slaby wrote: > > > > > Josh pointed out, that there is no way a frame can be after user regs. > > > So remove the last unwind and the check. > > > > > > Signed-off-by: Jiri Slaby > > > Cc:

Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-05-18 Thread Josh Poimboeuf
On Fri, May 18, 2018 at 08:55:47AM +0200, Ingo Molnar wrote: > > * Jiri Slaby wrote: > > > Josh pointed out, that there is no way a frame can be after user regs. > > So remove the last unwind and the check. > > > > Signed-off-by: Jiri Slaby > > Cc: Thomas Gleixner > > Cc: Ingo Molnar > > Cc:

Re: [PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-05-17 Thread Ingo Molnar
* Jiri Slaby wrote: > Josh pointed out, that there is no way a frame can be after user regs. > So remove the last unwind and the check. > > Signed-off-by: Jiri Slaby > Cc: Thomas Gleixner > Cc: Ingo Molnar > Cc: "H. Peter Anvin" > Cc: x...@kernel.org > Cc: Josh Poimboeuf Josh: an Acked-by

[PATCH v3 1/6] x86/stacktrace: do not unwind after user regs

2018-05-17 Thread Jiri Slaby
Josh pointed out, that there is no way a frame can be after user regs. So remove the last unwind and the check. Signed-off-by: Jiri Slaby Cc: Thomas Gleixner Cc: Ingo Molnar Cc: "H. Peter Anvin" Cc: x...@kernel.org Cc: Josh Poimboeuf --- arch/x86/kernel/stacktrace.c | 9 - 1 file cha