Re: [PATCH] drivers: char: i8k: Use __packed

From: Arnd Bergmann
Date: Sun Jul 03 2011 - 12:04:58 EST


On Sunday 03 July 2011 03:30:05 Chris Forbes wrote:
> diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c
> index 6e40072..d9c93d4 100644
> --- a/drivers/char/i8k.c
> +++ b/drivers/char/i8k.c
> @@ -103,11 +103,11 @@ static const struct file_operations i8k_fops = {
>
> struct smm_regs {
> unsigned int eax;
> - unsigned int ebx __attribute__ ((packed));
> - unsigned int ecx __attribute__ ((packed));
> - unsigned int edx __attribute__ ((packed));
> - unsigned int esi __attribute__ ((packed));
> - unsigned int edi __attribute__ ((packed));
> + unsigned int ebx __packed;
> + unsigned int ecx __packed;
> + unsigned int edx __packed;
> + unsigned int esi __packed;
> + unsigned int edi __packed;
> };

The attribute is not useful at all here, because the structure is guaranteed
to be packed anyway. Better just remote the attributes without replacement.

Arnd
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