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From: dave.long@linaro.org (David Long)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 01/13] uprobes: move function declarations out of arch
Date: Tue, 05 Nov 2013 14:13:04 -0500	[thread overview]
Message-ID: <52794340.7030009@linaro.org> (raw)
In-Reply-To: <20131105181614.GA7614@redhat.com>

On 11/05/13 13:16, Oleg Nesterov wrote:
> On 11/05, Oleg Nesterov wrote:
>>
>> On 10/15, David Long wrote:
>>>
>>> Move the function declarations from the arch header to the common
>>> header, since only the function bodies are architecture-specific.
>>> These changes are from Vincent Rabin's uprobes patch.
>>
>> Hmm. I didn't look at this patch because I thought it is obviously
>> fine, but...
>>
>>>   arch/x86/include/asm/uprobes.h | 7 -------
>>>   include/linux/uprobes.h        | 8 ++++++++
>>>   2 files changed, 8 insertions(+), 7 deletions(-)
>>
>> it should also update arch/powerpc/include/asm/uprobes.h ?
>>
>> And 12/13 should not touch arch/powerpc/ or include/linux/uprobes.h.
>
> And I think we can merge this change separately to reduce the
> number of non-arm changes in the next version.
>
> Please see the patch I am going to add to my tree below.
>
> Oleg.
> ---
>
> Subject: [PATCH] uprobes: move function declarations out of arch
> From: David A. Long <dave.long@linaro.org>
> Date: Tue, 15 Oct 2013 17:04:16 -0400
>
> Move the function declarations from the arch headers to the common
> header, since only the function bodies are architecture-specific.
> These changes are from Vincent Rabin's uprobes patch.
>
> [ oleg: update arch/powerpc/include/asm/uprobes.h ]
>
> Signed-off-by: Rabin Vincent <rabin@rab.in>
> Signed-off-by: David A. Long <dave.long@linaro.org>
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
> ---
>   arch/powerpc/include/asm/uprobes.h |    7 -------
>   arch/x86/include/asm/uprobes.h     |    7 -------
>   include/linux/uprobes.h            |    8 ++++++++
>   3 files changed, 8 insertions(+), 14 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/uprobes.h b/arch/powerpc/include/asm/uprobes.h
> index 541fd6f..75c6ecd 100644
> --- a/arch/powerpc/include/asm/uprobes.h
> +++ b/arch/powerpc/include/asm/uprobes.h
> @@ -46,11 +46,4 @@ struct arch_uprobe_task {
>   	unsigned long	saved_trap_nr;
>   };
>
> -extern int  arch_uprobe_analyze_insn(struct arch_uprobe *aup, struct mm_struct *mm, unsigned long addr);
> -extern int  arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> -extern int  arch_uprobe_post_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> -extern bool arch_uprobe_xol_was_trapped(struct task_struct *tsk);
> -extern int  arch_uprobe_exception_notify(struct notifier_block *self, unsigned long val, void *data);
> -extern void arch_uprobe_abort_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> -extern unsigned long arch_uretprobe_hijack_return_addr(unsigned long trampoline_vaddr, struct pt_regs *regs);
>   #endif	/* _ASM_UPROBES_H */
> diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h
> index 2a24180..3087ea9 100644
> --- a/arch/x86/include/asm/uprobes.h
> +++ b/arch/x86/include/asm/uprobes.h
> @@ -52,11 +52,4 @@ struct arch_uprobe_task {
>   	unsigned int			saved_tf;
>   };
>
> -extern int  arch_uprobe_analyze_insn(struct arch_uprobe *aup, struct mm_struct *mm, unsigned long addr);
> -extern int  arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> -extern int  arch_uprobe_post_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> -extern bool arch_uprobe_xol_was_trapped(struct task_struct *tsk);
> -extern int  arch_uprobe_exception_notify(struct notifier_block *self, unsigned long val, void *data);
> -extern void arch_uprobe_abort_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> -extern unsigned long arch_uretprobe_hijack_return_addr(unsigned long trampoline_vaddr, struct pt_regs *regs);
>   #endif	/* _ASM_UPROBES_H */
> diff --git a/include/linux/uprobes.h b/include/linux/uprobes.h
> index 06f28be..9fd60c5 100644
> --- a/include/linux/uprobes.h
> +++ b/include/linux/uprobes.h
> @@ -30,6 +30,7 @@
>   struct vm_area_struct;
>   struct mm_struct;
>   struct inode;
> +struct notifier_block;
>
>   #ifdef CONFIG_ARCH_SUPPORTS_UPROBES
>   # include <asm/uprobes.h>
> @@ -125,6 +126,13 @@ extern void uprobe_notify_resume(struct pt_regs *regs);
>   extern bool uprobe_deny_signal(void);
>   extern bool __weak arch_uprobe_skip_sstep(struct arch_uprobe *aup, struct pt_regs *regs);
>   extern void uprobe_clear_state(struct mm_struct *mm);
> +extern int  arch_uprobe_analyze_insn(struct arch_uprobe *aup, struct mm_struct *mm, unsigned long addr);
> +extern int  arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> +extern int  arch_uprobe_post_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> +extern bool arch_uprobe_xol_was_trapped(struct task_struct *tsk);
> +extern int  arch_uprobe_exception_notify(struct notifier_block *self, unsigned long val, void *data);
> +extern void arch_uprobe_abort_xol(struct arch_uprobe *aup, struct pt_regs *regs);
> +extern unsigned long arch_uretprobe_hijack_return_addr(unsigned long trampoline_vaddr, struct pt_regs *regs);
>   #else /* !CONFIG_UPROBES */
>   struct uprobes_state {
>   };
>

Looks good to me.  ARM builds/runs fine with your patch.  I will remove 
my (updated) version from my patch set.

-dl

  parent reply	other threads:[~2013-11-05 19:13 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-15 21:04 [PATCH v2 00/13] uprobes: Add uprobes support for ARM David Long
2013-10-15 21:04 ` [PATCH v2 01/13] uprobes: move function declarations out of arch David Long
2013-11-05 16:01   ` Oleg Nesterov
2013-11-05 18:16     ` Oleg Nesterov
2013-11-05 19:01       ` [PATCH] uprobes: Export write_opcode() as uprobe_write_opcode() Oleg Nesterov
2013-11-05 19:55         ` David Long
2013-11-05 19:13       ` David Long [this message]
2013-10-15 21:04 ` [PATCH v2 02/13] uprobes: allow ignoring of probe hits David Long
2013-10-19 17:02   ` Oleg Nesterov
2013-10-22  3:45     ` David Long
2013-10-22 11:25       ` Oleg Nesterov
2013-10-22 23:56         ` David Long
2013-10-28 18:54     ` Oleg Nesterov
2013-10-30 21:11       ` David Long
2013-10-15 21:04 ` [PATCH v2 03/13] uprobes: allow arch access to xol slot David Long
2013-10-19 16:36   ` Oleg Nesterov
2013-10-23  0:03     ` David Long
2013-10-29 15:40       ` Oleg Nesterov
2013-11-04 19:49         ` [PATCH] uprobes: introduce arch_uprobe->ixol Oleg Nesterov
2013-11-04 21:25           ` David Long
2013-11-05 16:04           ` David Long
2013-11-05 18:01             ` Oleg Nesterov
2013-11-05 18:45               ` David Long
2013-10-15 21:04 ` [PATCH v2 04/13] uprobes: allow arch-specific initialization David Long
2013-10-19 16:42   ` Oleg Nesterov
2013-10-23  1:21     ` David Long
2013-10-28 18:58       ` Oleg Nesterov
2013-10-31 18:41         ` David Long
2013-11-01 13:52           ` Oleg Nesterov
2013-11-04  3:24             ` David Long
2013-10-15 21:04 ` [PATCH v2 05/13] uprobes: add arch write opcode hook David Long
2013-10-19 16:50   ` Oleg Nesterov
2013-10-23 18:20     ` David Long
2013-10-28 19:49       ` Oleg Nesterov
2013-10-29 19:59         ` Oleg Nesterov
2013-11-02  3:33           ` David Long
2013-11-02 14:03             ` Oleg Nesterov
2013-10-15 21:04 ` [PATCH v2 06/13] ARM: move shared uprobe/kprobe definitions into new include file David Long
2013-10-15 21:04 ` [PATCH v2 09/13] ARM: Disable jprobe selftests in thumb kernels David Long
2013-11-07 17:26   ` Jon Medhurst (Tixy)
2013-11-10 22:57     ` David Long
2013-10-15 21:04 ` [PATCH v2 10/13] kprobes: Remove uneeded kernel dependency on struct arch_specific_insn David Long
2013-11-13 17:13   ` Jon Medhurst (Tixy)
2013-11-14  2:02     ` Masami Hiramatsu
2013-11-14 14:15       ` Jon Medhurst (Tixy)
2013-11-14 20:33         ` David Long
2013-11-15 10:23           ` Masami Hiramatsu
2013-11-15 15:16             ` David Long
2013-11-15 10:11         ` Masami Hiramatsu
2013-11-14  1:20   ` Masami Hiramatsu
2013-10-15 21:04 ` [PATCH v2 11/13] ARM: Finish renaming ARM kprobes APIs for sharing with uprobes David Long
2013-11-13 17:16   ` Jon Medhurst (Tixy)
2013-11-15 15:45     ` David Long
2013-10-15 21:04 ` [PATCH v2 12/13] ARM: add uprobes support David Long
2013-10-15 21:04 ` [PATCH v2 13/13] ARM: Remove uprobes dependency on kprobes David Long
     [not found] ` <1381871068-27660-8-git-send-email-dave.long@linaro.org>
2013-11-13 17:09   ` [PATCH v2 07/13] ARM: move generic thumb instruction parsing code to new files for use by other features Jon Medhurst (Tixy)
2013-11-14 14:13     ` David Long
     [not found] ` <1381871068-27660-9-git-send-email-dave.long@linaro.org>
2013-11-13 17:11   ` [PATCH v2 08/13] ARM: use a function table for determining instruction interpreter actions Jon Medhurst (Tixy)
2013-11-14 15:17     ` David Long

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