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Re: LTP testing (shmat01)

To: Carsten Langgaard <>
Subject: Re: LTP testing (shmat01)
From: Ralf Baechle <>
Date: Thu, 4 Jul 2002 19:34:14 +0200
In-reply-to: <>; from on Thu, Jul 04, 2002 at 05:26:28PM +0200
References: <>
User-agent: Mutt/
On Thu, Jul 04, 2002 at 05:26:28PM +0200, Carsten Langgaard wrote:

> The LTP test shmat01 fails on MIPS, because SHMLBA is defined to 0x40000
> (in include/asm-mips/shmparam.h).
> For all other architectures SHMLBA is defined to PAGE_SIZE, does anyone
> know why we are different ?

Sounds like a broken test.  The value of SHMLBA is ABI mandated.  Technically
we could use any power of 2 >= 32kB easily and with plenty of headache
any power of 2 > PAGE_SIZE.


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