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From: Wolfgang Grandegger <wg@domain.hid>
To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: xenomai-core <xenomai@xenomai.org>
Subject: Re: [Xenomai-core] [PATCH] fls() not available in Linux 2.4
Date: Thu, 16 Aug 2007 10:12:54 +0200	[thread overview]
Message-ID: <46C40706.5060804@domain.hid> (raw)
In-Reply-To: <18116.537.895227.330587@domain.hid>

Gilles Chanteperdrix wrote:
> Wolfgang Grandegger wrote:
>  > Hello,
>  > 
>  > the attached patch fixes the following compilation error with Xenomai's 
>  > head of trunk under Linux 2.4:
>  > 
>  > kernel/kernel.o(.text+0x135a4): In function `__rthal_generic_full_divmod64':
>  > /temp/rtcan/devel/linuxppc_2_4_devel-xenomai/kernel/xenomai/arch/generic/hal.c:918: 
>  > undefined reference to `fls'
>  > kernel/kernel.o(.text+0x135b4):/temp/rtcan/devel/linuxppc_2_4_devel-xenomai/kernel/xenomai/arch/generic/hal.c:918: 
>  > undefined reference to `fls'
> 
> Should not this implementation go to asm-powerpc/wrappers.h instead of
> asm-generic/wrappers.h ?

Ah, yes, of course, because it uses PowerPC assembler. But it might be 
missing for other archs as well, e.g. I did not find it for i386 in the 
DENX Linux 2.4.25 tree.

Wolfgang.



  reply	other threads:[~2007-08-16  8:12 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-16  7:42 [Xenomai-core] [PATCH] fls() not available in Linux 2.4 Wolfgang Grandegger
2007-08-16  7:51 ` Gilles Chanteperdrix
2007-08-16  8:12   ` Wolfgang Grandegger [this message]
2007-08-16  8:22     ` Gilles Chanteperdrix
2007-08-16 11:16 ` Gilles Chanteperdrix

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