linux-kernel - Re: [PATCH] Allow times and time system calls to return small negative values

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Message-ID: <20081204075751.GA32594@elte.hu>
Date:	Thu, 4 Dec 2008 08:57:51 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Paul Mackerras <paulus@...ba.org>
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	Joakim.Tjernlund@...nsmode.se
Subject: Re: [PATCH] Allow times and time system calls to return small
	negative values


* Paul Mackerras <paulus@...ba.org> wrote:

> @@ -229,6 +230,7 @@ asmlinkage long compat_sys_times(struct compat_tms __user *tbuf)
>  		if (copy_to_user(tbuf, &tmp, sizeof(tmp)))
>  			return -EFAULT;
>  	}
> +	force_successful_syscall_return();
>  	return compat_jiffies_to_clock_t(jiffies);

just curious: what code does force_successful_syscall_return() actually 
run in the powerpc case - those bits are missing from this patch. I 
suspect it sets some sort of flag?

	Ingo
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