Date: Thu, 27 Feb 1997 18:58:59 -0800 From: Julian Elischer <julian@whistle.com> To: dg@root.com Cc: Joseph Thomas <jpt@msc.edu>, hackers@FreeBSD.ORG Subject: Re: Assumptions about kmem_malloc()... Message-ID: <331649F3.167EB0E7@whistle.com> References: <199702280129.RAA05746@root.com>
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David Greenman wrote: > > > o Other then contigmalloc(), is there a way to malloc contiguous > >physical memory greater then one page? > > No; we created vm_page_alloc_contig/contigmalloc specifically for this > purpose, and it's the only mechanism that exists to do this. > > > The driver waits to malloc memory until microcode is > > downloaded to the NIC (Fore PCA200E). someone was saying they already had a driver for this.. you might check on the freebsd-atm list also, I wonder if we couldn't make a memory de-fragger that could be kicked off by a process when it knows it's going to need some contiguous space....
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