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From: "Kirill A. Shutemov" <k.shutemov@gmail.com>
To: qemu-devel@nongnu.org
Cc: Paul Brook <paul@codesourcery.com>
Subject: Re: [Qemu-devel] [BUG] syscall mmap broken
Date: Wed, 10 Jan 2007 15:06:23 +0200	[thread overview]
Message-ID: <20070110130623.GA11282@localhost.localdomain> (raw)
In-Reply-To: <200701081621.27810.paul@codesourcery.com>

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On [Mon, 08.01.2007 16:21], Paul Brook wrote:
> On Monday 08 January 2007 08:11, Kirill A. Shutemov wrote:
> > On a 64-bit host system mmap sometimes(quite rarely on x86_64) return
> > address above 0xffffffff. If target system is a 32-bit system then mojor
> > 32-bit will be dropped due to h2g().
> 
> We should be using MAP_32BIT or MAP_FIXED.
But MAP_32BIT can be only used for x86_64. What about other 64-bit host
system? It seems that right way to write VM for linux-user emulators.

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      reply	other threads:[~2007-01-10 13:06 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-08  8:11 [Qemu-devel] [BUG] syscall mmap broken Kirill A. Shutemov
2007-01-08 16:21 ` Paul Brook
2007-01-10 13:06   ` Kirill A. Shutemov [this message]

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