Re: [PATCH 18/25] [PATCH] turn priviled operations into macros in entry.S

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From: Jeremy Fitzhardinge

Subject: Re: [PATCH 18/25] [PATCH] turn priviled operations into macros in entry.S

Date: Wednesday, August 8, 2007 - 10:21 pm

Steven Rostedt wrote:
quoted text> 	/*
> 	 * x86 arch doesn't have an easy way to find out where
> 	 * gs is located. So we need to read the MSR. But first
> 	 * we need to save off the rcx, rax and rdx.
>   
Why don't you store it in gs?  movq %gs:my_gs_base, %rax?

    J
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Messages in current thread:

Introducing paravirt_ops for x86_64, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 1/25] [PATCH] header file move, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 2/25] [PATCH] tlb flushing routines, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 3/25] [PATCH] irq_flags / halt routines, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 4/25] [PATCH] Add debugreg/load_rsp native hooks, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 5/25] [PATCH] native versions for system.h functions, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 6/25] [PATCH] add native_apic read and write functi ..., Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 7/25] [PATCH] interrupt related native paravirt fun ..., Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 8/25] [PATCH] use macro for sti/cli in spinlock def ..., Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 9/25] [PATCH] report ring kernel is running without ..., Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 10/25] [PATCH] export math_state_restore, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 11/25] [PATCH] introduce paravirt_release_pgd(), Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 12/25] [PATCH] native versions for set pagetables, Glauber de Oliveira ..., (Tue Aug 7, 9:18 pm)

[PATCH 13/25] [PATCH] turn msr.h functions into native ver ..., Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 14/25] [PATCH] add native functions for descriptors ..., Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 15/25] [PATCH] get rid of inline asm for load_cr3, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 16/25] [PATCH] introducing paravirt_activate_mm, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 17/25] [PATCH] turn page operations into native ver ..., Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 18/25] [PATCH] turn priviled operations into macros ..., Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 19/25] [PATCH] time-related functions paravirt prov ..., Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 20/25] [PATCH] replace syscall_init, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 21/25] [PATCH] export cpu_gdt_descr, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 22/25] [PATCH] turn priviled operation into a macro, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 23/25] [PATCH] paravirt hooks for arch initialization, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 24/25] [PATCH] provide paravirt patching function, Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

[PATCH 25/25] [PATCH] add paravirtualization support for x ..., Glauber de Oliveira ..., (Tue Aug 7, 9:19 pm)

Re: [PATCH 5/25] [PATCH] native versions for system.h func ..., Glauber de Oliveira ..., (Wed Aug 8, 12:29 am)

Re: [PATCH 3/25] [PATCH] irq_flags / halt routines, Andi Kleen, (Wed Aug 8, 2:14 am)

Re: [PATCH 4/25] [PATCH] Add debugreg/load_rsp native hooks, Andi Kleen, (Wed Aug 8, 2:16 am)

Re: [PATCH 13/25] [PATCH] turn msr.h functions into native ..., Andi Kleen, (Wed Aug 8, 2:25 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 2:38 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Andi Kleen, (Wed Aug 8, 2:44 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Andi Kleen, (Wed Aug 8, 3:00 am)

Re: [PATCH 21/25] [PATCH] export cpu_gdt_descr, Arjan van de Ven, (Wed Aug 8, 4:32 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 4:52 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Steven Rostedt, (Wed Aug 8, 4:58 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 5:24 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 5:37 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 6:23 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 6:26 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 6:29 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 6:30 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 6:47 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 6:52 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Glauber de Oliveira ..., (Wed Aug 8, 6:58 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Glauber de Oliveira ..., (Wed Aug 8, 7:00 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 7:01 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 7:03 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Glauber de Oliveira ..., (Wed Aug 8, 7:08 am)

Re: [PATCH 3/25] [PATCH] irq_flags / halt routines, Glauber de Oliveira ..., (Wed Aug 8, 7:10 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Andi Kleen, (Wed Aug 8, 7:11 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Andi Kleen, (Wed Aug 8, 7:13 am)

Re: [PATCH 3/25] [PATCH] irq_flags / halt routines, Andi Kleen, (Wed Aug 8, 7:14 am)

Re: [PATCH 13/25] [PATCH] turn msr.h functions into native ..., Glauber de Oliveira ..., (Wed Aug 8, 7:19 am)

Re: [PATCH 3/25] [PATCH] irq_flags / halt routines, Glauber de Oliveira ..., (Wed Aug 8, 7:23 am)

Re: [PATCH 13/25] [PATCH] turn msr.h functions into native ..., Andi Kleen, (Wed Aug 8, 7:23 am)

Re: [PATCH 21/25] [PATCH] export cpu_gdt_descr, Glauber de Oliveira ..., (Wed Aug 8, 7:24 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Glauber de Oliveira ..., (Wed Aug 8, 7:49 am)

RE: Introducing paravirt_ops for x86_64, Nakajima, Jun, (Wed Aug 8, 7:53 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Glauber de Oliveira ..., (Wed Aug 8, 7:53 am)

Re: Introducing paravirt_ops for x86_64, Glauber de Oliveira ..., (Wed Aug 8, 7:58 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Wed Aug 8, 10:07 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Rusty Russell, (Wed Aug 8, 4:18 pm)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Andi Kleen, (Wed Aug 8, 5:24 pm)

RE: Introducing paravirt_ops for x86_64, Nakajima, Jun, (Wed Aug 8, 5:28 pm)

Re: Introducing paravirt_ops for x86_64, Glauber de Oliveira ..., (Wed Aug 8, 5:31 pm)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Rusty Russell, (Wed Aug 8, 5:44 pm)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Jeremy Fitzhardinge, (Wed Aug 8, 10:21 pm)

Re: Introducing paravirt_ops for x86_64, Jeremy Fitzhardinge, (Wed Aug 8, 10:35 pm)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Jeremy Fitzhardinge, (Wed Aug 8, 10:38 pm)

Re: [PATCH 4/25] [PATCH] Add debugreg/load_rsp native hooks, Jeremy Fitzhardinge, (Wed Aug 8, 10:47 pm)

Re: [PATCH 4/25] [PATCH] Add debugreg/load_rsp native hooks, Glauber de Oliveira ..., (Wed Aug 8, 10:49 pm)

Re: [PATCH 7/25] [PATCH] interrupt related native paravirt ..., Jeremy Fitzhardinge, (Wed Aug 8, 10:52 pm)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Jeremy Fitzhardinge, (Wed Aug 8, 11:35 pm)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Jeremy Fitzhardinge, (Wed Aug 8, 11:53 pm)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Glauber de Oliveira ..., (Thu Aug 9, 12:02 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Jeremy Fitzhardinge, (Thu Aug 9, 12:02 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Glauber de Oliveira ..., (Thu Aug 9, 12:07 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Jeremy Fitzhardinge, (Thu Aug 9, 12:12 am)

Re: [PATCH 3/25] [PATCH] irq_flags / halt routines, Glauber de Oliveira ..., (Thu Aug 9, 12:29 am)

Re: [PATCH 18/25] [PATCH] turn priviled operations into ma ..., Steven Rostedt, (Thu Aug 9, 5:17 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Steven Rostedt, (Thu Aug 9, 5:30 am)

Re: [Lguest] Introducing paravirt_ops for x86_64, Steven Rostedt, (Thu Aug 9, 5:46 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Andi Kleen, (Thu Aug 9, 7:26 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Steven Rostedt, (Thu Aug 9, 7:37 am)

Re: [PATCH 25/25] [PATCH] add paravirtualization support f ..., Jeremy Fitzhardinge, (Thu Aug 9, 8:09 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Jeremy Fitzhardinge, (Thu Aug 9, 10:43 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Alan Cox, (Thu Aug 9, 11:03 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Glauber de Oliveira ..., (Fri Aug 10, 11:08 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Alan Cox, (Fri Aug 10, 11:25 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Jeremy Fitzhardinge, (Fri Aug 10, 11:51 am)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ..., Glauber de Oliveira ..., (Fri Aug 10, 12:17 pm)

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initiali ...