Pre-Grant Publication Number: 20080104353
Modified buddy system memory allocation
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#226Tailored-List and Recombination-Delaying Buddy Systems (PDF)
Applies to Claims 1,13,19
Submitted by: Ian ShieldsLast updated: over 3 years ago
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Summary / Description
Summary / DescriptionCopy of 1984 paper referenced in earlier prior art submission
 
Basic Information
Type of Prior ArtPrint Publication
 
Publication Title *ACM TOPLAS
 
AuthorArie Kaufman
 
ISBN0164-0925
 
Page Range118-125
 
MediumBook excerpt
 
Publication Date *January 1, 1984
 
URLhttp://portal.acm.org/toc.cfm?i...
 
Notes / To Do
NotesSee notes under previous prior art submission for this article. I finally got the prior art (buddy-system-prior-art.pdf) uploaded on my third try. see the version of these comments at http://www.peertopatent.org/prior_art/227/detail Sorry I had trou
 
Excerpt
Excerpt
See notes under previous prior art submission for this article.
 
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Claims
1
An apparatus, comprising:a modified buddy system memory allocator that receives a request for a size of memory;wherein the modified buddy system memory allocator identifies a plurality of contiguous, differently-sized memory blocks that are each smaller than the size of memory from the request;wherein the modified buddy system memory allocator allocates the plurality of contiguous, differently-sized memory blocks to satisfy the request for the size of memory.
Relevance
See notes under previous prior art submission for this article. This is a duplicate of http://www.peertopatent.org/prior_art/225/detail Multiple copies created accidentally.
See notes under previous prior art submission for this article. This is a duplicate of http://www.peertopatent.org/prior_art/225/detail Multiple copies created accidentally.
Claim Chart
All
13
A method, comprising the steps of:receiving a request for allocation of a size of memory;identifying a plurality of contiguous, differently-sized memory blocks that are each smaller than the size of memory from the request, wherein the plurality of contiguous, differently-sized memory blocks is organized in a plurality of different buddy system memory allocation free block lists; andallocating the plurality of contiguous, differently-sized memory blocks to satisfy the request for the size of memory.
Relevance
See notes under previous prior art submission for this article.
See notes under previous prior art submission for this article.
Claim Chart
All
19
A method, comprising the steps of:receiving a request for allocation of a size of memory;identifying a first memory block in a first modified buddy system memory allocation free block list of a first modified buddy system memory allocator, wherein a size of the first memory block is smaller than the size of memory from the request;searching a second modified buddy system memory allocation free block list of a second modified buddy system memory allocator for a second memory block that is contiguous with the first memory block;identifying the second memory block in the second modified buddy system memory allocation free block list, wherein a size of the second memory block is different from the size of the first memory block and is smaller than the size of memory from the request; andallocating the first memory block and the second memory block to a client application to satisfy the request for the size of memory.
Relevance
See notes under previous prior art submission for this article.
See notes under previous prior art submission for this article.
Claim Chart
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