Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to detect GCC messing with mcount prologue | KernelTrap

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to detect GCC messing with mcount prologue

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From: Jakub Jelinek

Subject: Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to detect GCC messing with mcount prologue

Date: Tuesday, November 24, 2009 - 8:06 am

On Tue, Nov 24, 2009 at 03:55:49PM +0100, Thomas Gleixner wrote:
quoted text> > you should compile your code with -maccumulate-outgoing-args, and there's
> > no need to use -mtune=generic.  Is that right?
> 
> Seems to work. What other side effects has that ?

Faster code, significant increase in code size though.  Note that on many
architectures it is the only supported model.

	Jakub
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Re: [patch for 2.6.32? 1/3] hrtimers: remove the "timer_st ..., Thomas Gleixner, (Wed Nov 18, 12:30 pm)

[tip:timers/urgent] hrtimer: Fix /proc/timer_list regression, tip-bot for Feng Tang, (Wed Nov 18, 1:24 pm)

Re: [tip:timers/urgent] hrtimer: Fix /proc/timer_list regr ..., Ingo Molnar, (Thu Nov 19, 12:20 am)

Re: [tip:timers/urgent] hrtimer: Fix /proc/timer_list regr ..., Thomas Gleixner, (Thu Nov 19, 3:05 am)

BUG: function graph tracer function frame assumptions, Thomas Gleixner, (Thu Nov 19, 7:30 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 8:37 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andrew Haley, (Thu Nov 19, 8:44 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., H. Peter Anvin, (Thu Nov 19, 8:45 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Richard Guenther, (Thu Nov 19, 8:49 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Richard Guenther, (Thu Nov 19, 8:52 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., H. Peter Anvin, (Thu Nov 19, 8:54 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Richard Guenther, (Thu Nov 19, 8:57 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 9:02 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 9:06 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., H. Peter Anvin, (Thu Nov 19, 9:11 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 9:12 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andrew Haley, (Thu Nov 19, 9:17 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Frederic Weisbecker, (Thu Nov 19, 9:19 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 9:43 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andi Kleen, (Thu Nov 19, 10:37 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 10:39 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 10:51 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 10:59 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Richard Guenther, (Thu Nov 19, 11:03 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andrew Haley, (Thu Nov 19, 11:20 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andrew Haley, (Thu Nov 19, 11:22 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 11:31 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 11:33 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andrew Pinski, (Thu Nov 19, 11:36 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Andrew Haley, (Thu Nov 19, 11:36 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., H. Peter Anvin, (Thu Nov 19, 11:37 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 11:38 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 11:39 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 11:41 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 11:43 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Ingo Molnar, (Thu Nov 19, 11:47 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 11:54 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 12:01 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 12:06 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., David Daney, (Thu Nov 19, 12:10 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 12:28 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Frederic Weisbecker, (Thu Nov 19, 12:46 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., H. Peter Anvin, (Thu Nov 19, 12:50 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Ingo Molnar, (Thu Nov 19, 12:50 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Kai Tietz, (Thu Nov 19, 12:54 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Frederic Weisbecker, (Thu Nov 19, 1:05 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 1:05 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 1:06 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 1:10 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 1:17 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Frederic Weisbecker, (Thu Nov 19, 1:25 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Frederic Weisbecker, (Thu Nov 19, 1:28 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Thu Nov 19, 1:36 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Linus Torvalds, (Thu Nov 19, 1:36 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Steven Rostedt, (Thu Nov 19, 1:44 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Jeff Law, (Thu Nov 19, 2:05 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Jeff Law, (Thu Nov 19, 2:12 pm)

[PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to detec ..., Steven Rostedt, (Thu Nov 19, 10:23 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Steven Rostedt, (Thu Nov 19, 10:32 pm)

[PATCH] gcc mcount-nofp was Re: BUG: GCC-4.4.x changes the ..., Andi Kleen, (Fri Nov 20, 2:57 am)

[tip:timers/urgent] hrtimer: Fix /proc/timer_list regression, tip-bot for Feng Tang, (Fri Nov 20, 3:30 am)

Re: [PATCH] gcc mcount-nofp was Re: BUG: GCC-4.4.x changes ..., Steven Rostedt, (Fri Nov 20, 5:34 am)

Re: [tip:timers/urgent] hrtimer: Fix /proc/timer_list regr ..., Heiko Carstens, (Fri Nov 20, 7:19 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Steven Rostedt, (Fri Nov 20, 10:00 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H. Peter Anvin, (Fri Nov 20, 10:13 am)

Re: [PATCH] gcc mcount-nofp was Re: BUG: GCC-4.4.x changes ..., H. Peter Anvin, (Fri Nov 20, 12:06 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Fri Nov 20, 12:35 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Steven Rostedt, (Fri Nov 20, 12:46 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H. Peter Anvin, (Fri Nov 20, 12:49 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Ingo Molnar, (Sun Nov 22, 2:05 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H.J. Lu, (Sun Nov 22, 2:38 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Sun Nov 22, 10:20 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H.J. Lu, (Sun Nov 22, 4:30 pm)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Jakub Jelinek, (Mon Nov 23, 2:16 am)

Re: BUG: GCC-4.4.x changes the function frame on some func ..., Thomas Gleixner, (Mon Nov 23, 2:51 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Tue Nov 24, 7:43 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Thomas Gleixner, (Tue Nov 24, 7:55 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Jakub Jelinek, (Tue Nov 24, 8:06 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Tue Nov 24, 8:32 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Jakub Jelinek, (Tue Nov 24, 8:36 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Tue Nov 24, 8:46 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H. Peter Anvin, (Tue Nov 24, 9:38 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Tue Nov 24, 10:12 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Steven Rostedt, (Tue Nov 24, 10:30 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H. Peter Anvin, (Tue Nov 24, 12:55 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Thomas Gleixner, (Wed Nov 25, 8:29 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Ingo Molnar, (Wed Nov 25, 8:44 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Thomas Gleixner, (Wed Nov 25, 8:53 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Ingo Molnar, (Wed Nov 25, 9:25 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Jakub Jelinek, (Wed Nov 25, 9:44 am)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H. Peter Anvin, (Wed Nov 25, 1:05 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., H. Peter Anvin, (Wed Nov 25, 1:12 pm)

Re: [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to d ..., Andrew Haley, (Wed Nov 25, 2:00 pm)

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