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| author | kaf24@firebug.cl.cam.ac.uk <kaf24@firebug.cl.cam.ac.uk> | 2005-08-26 10:35:36 +0000 |
|---|---|---|
| committer | kaf24@firebug.cl.cam.ac.uk <kaf24@firebug.cl.cam.ac.uk> | 2005-08-26 10:35:36 +0000 |
| commit | 393415f09c80d9846cba6b7462d152bc0f032ede (patch) | |
| tree | 3ae768c32dc6ff5d55be75a5263fad1a64a06f6c /extras/mini-os/include/mm.h | |
| parent | 4fb2acfb09468669ebbeaa6570d42403bb8ffc4f (diff) | |
| download | xen-393415f09c80d9846cba6b7462d152bc0f032ede.tar.gz xen-393415f09c80d9846cba6b7462d152bc0f032ede.tar.bz2 xen-393415f09c80d9846cba6b7462d152bc0f032ede.zip | |
The patch removes broken, and very complicated malloc in
favour of much simpler (and working) Xen's allocator
(xmalloc by Rusty).
Signed-off-by: Grzegorz Milos <gm281@cam.ac.uk>
Diffstat (limited to 'extras/mini-os/include/mm.h')
| -rw-r--r-- | extras/mini-os/include/mm.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/extras/mini-os/include/mm.h b/extras/mini-os/include/mm.h index d841aae8ca..27af789315 100644 --- a/extras/mini-os/include/mm.h +++ b/extras/mini-os/include/mm.h @@ -126,6 +126,18 @@ static __inline__ unsigned long machine_to_phys(unsigned long machine) void init_mm(void); unsigned long alloc_pages(int order); -int is_mfn_mapped(unsigned long mfn); +#define alloc_page() alloc_pages(0); +void free_pages(void *pointer, int order); +//int is_mfn_mapped(unsigned long mfn); + +static __inline__ int get_order(unsigned long size) +{ + int order; + size = (size-1) >> PAGE_SHIFT; + for ( order = 0; size; order++ ) + size >>= 1; + return order; +} + #endif /* _MM_H_ */ |