Allocate and free vmalloc areas

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Allocate/release a chunk of vmalloc address space:
 alloc_vm_area reserves a chunk of address space, and makes sure all
 the pagetables are constructed for that address range - but no pages.

 free_vm_area releases the address space range.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Ian Pratt <ian.pratt@xensource.com>
Signed-off-by: Christian Limpach <Christian.Limpach@cl.cam.ac.uk>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Cc: "Jan Beulich" <JBeulich@novell.com>
Cc: "Andi Kleen" <ak@muc.de>

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Jeremy Fitzhardinge 2007-07-17 18:37:04 -07:00 • committed by Jeremy Fitzhardinge

parent bdef40a6af

commit 5f4352fbff

2 changed files with 57 additions and 0 deletions

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include/linux/vmalloc.h

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