linux-kernel - Re: linux-next: Tree for November 17 (exofs)

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Message-Id: <20091117094812.97775988.rdunlap@xenotime.net>
Date:	Tue, 17 Nov 2009 09:48:12 -0800
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Boaz Harrosh <bharrosh@...asas.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: Tree for November 17 (exofs)

On Tue, 17 Nov 2009 19:24:22 +0200 Boaz Harrosh wrote:

> On 11/17/2009 07:10 PM, Boaz Harrosh wrote:
> > On 11/17/2009 07:08 PM, Boaz Harrosh wrote:
> >> On 11/17/2009 07:02 PM, Randy Dunlap wrote:
> >>> On Tue, 17 Nov 2009 19:53:09 +1100 Stephen Rothwell wrote:
> >>>
> >>>> Hi all,
> >>>>
> >>>> Changes since 20091116:
> >>>
> >>>
> >>> on i386 (X86_32):
> >>>
> >>> fs/built-in.o: In function `exofs_sbi_read':
> >>> (.text+0x592964): undefined reference to `__umoddi3'
> >>>
> >>> ---
> >>> ~Randy
> >>
> >> exofs_sbi_read is a totally simple loop thing. What does the
> >> __umoddi3 means? Please help?
> >>
> >> Boaz
> > 
> > OK I think I get it. It's that u64 mod (%) operation. I'll try to
> > find a ready made macro for that. Sorry
> > 
> > Boaz
> > 
> 
> I'll push this fix for tomorrow. Thanks for helping me find it.

Acked-by: Randy Dunlap <randy.dunlap@...cle.com>

Thanks!


> 4G devices is more than enough thank you ;-)
> 
> Boaz
> ---
> git diff --stat -p -M fs/exofs/ios.c
>  fs/exofs/ios.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/fs/exofs/ios.c b/fs/exofs/ios.c
> index 14b2600..5bad01f 100644
> --- a/fs/exofs/ios.c
> +++ b/fs/exofs/ios.c
> @@ -320,8 +320,9 @@ int exofs_sbi_read(struct exofs_io_state *ios)
>  
>  	for (i = 0; i < 1; i++) {
>  		struct osd_request *or;
> -		unsigned first_dev = ios->obj.id % ios->sbi->s_numdevs;
> +		unsigned first_dev = (unsigned)ios->obj.id;
>  
> +		first_dev %= ios->sbi->s_numdevs;
>  		or = osd_start_request(ios->sbi->s_ods[first_dev], GFP_KERNEL);
>  		if (unlikely(!or)) {
>  			EXOFS_ERR("%s: osd_start_request failed\n", __func__);
> 


---
~Randy
--
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