Re: [PATCH] powerpc: fix userspace build of ptrace.h

[Benjamin Herrenschmidt]

On Sun, 2010-05-09 at 08:59 +0200, Sam Ravnborg wrote:
> >From ff056c080d2b0b93bac07ad71125fee701919f5e Mon Sep 17 00:00:00 2001
> From: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Date: Sun, 9 May 2010 08:52:31 +0200
> Subject: [PATCH] powerpc: fix userspace build of ptrace.h
> 
> Build of ptrace.h failed for assembly because it
> pulls in stdint.h.
> Use exportable types (__u32, __u64) to avoid the dependency
> on stdint.h.
> 
> Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Cc: Andrey Volkov <avolkov@xxxxxxxxxxxx>
> Cc: Dave Kleikamp <shaggy@xxxxxxxxxxxxxxxxxx>
> Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> ---
> 
> A better fix is to remove the use of stdint like the following patch does.
> Note - I have not even build tested this patch!

Ack, thanks, I'll test and apply.

Cheers,
Ben.

> 	Sam
> 
>  arch/powerpc/include/asm/ptrace.h |   32 ++++++++++++++------------------
>  1 files changed, 14 insertions(+), 18 deletions(-)
> 
> diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
> index 9e2d84c..77bbc68 100644
> --- a/arch/powerpc/include/asm/ptrace.h
> +++ b/arch/powerpc/include/asm/ptrace.h
> @@ -24,11 +24,7 @@
>   * 2 of the License, or (at your option) any later version.
>   */
>  
> -#ifdef __KERNEL__
>  #include <linux/types.h>
> -#else
> -#include <stdint.h>
> -#endif
>  
>  #ifndef __ASSEMBLY__
>  
> @@ -300,13 +296,13 @@ do {									      \
>  #ifndef __ASSEMBLY__
>  
>  struct ppc_debug_info {
> -	uint32_t version;		/* Only version 1 exists to date */
> -	uint32_t num_instruction_bps;
> -	uint32_t num_data_bps;
> -	uint32_t num_condition_regs;
> -	uint32_t data_bp_alignment;
> -	uint32_t sizeof_condition;	/* size of the DVC register */
> -	uint64_t features;
> +	__u32 version;			/* Only version 1 exists to date */
> +	__u32 num_instruction_bps;
> +	__u32 num_data_bps;
> +	__u32 num_condition_regs;
> +	__u32 data_bp_alignment;
> +	__u32 sizeof_condition;		/* size of the DVC register */
> +	__u64 features;
>  };
>  
>  #endif /* __ASSEMBLY__ */
> @@ -322,13 +318,13 @@ struct ppc_debug_info {
>  #ifndef __ASSEMBLY__
>  
>  struct ppc_hw_breakpoint {
> -	uint32_t version;		/* currently, version must be 1 */
> -	uint32_t trigger_type;		/* only some combinations allowed */
> -	uint32_t addr_mode;		/* address match mode */
> -	uint32_t condition_mode;	/* break/watchpoint condition flags */
> -	uint64_t addr;			/* break/watchpoint address */
> -	uint64_t addr2;			/* range end or mask */
> -	uint64_t condition_value;	/* contents of the DVC register */
> +	__u32 version;		/* currently, version must be 1 */
> +	__u32 trigger_type;	/* only some combinations allowed */
> +	__u32 addr_mode;	/* address match mode */
> +	__u32 condition_mode;	/* break/watchpoint condition flags */
> +	__u64 addr;		/* break/watchpoint address */
> +	__u64 addr2;		/* range end or mask */
> +	__u64 condition_value;	/* contents of the DVC register */
>  };
>  
>  #endif /* __ASSEMBLY__ */


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