diff options
| author | Becky Bruce <beckyb@kernel.crashing.org> | 2011-07-25 17:11:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 20:57:07 -0700 |
| commit | ee8f248d266ec6966c0ce6b7dec24de43dcc1b58 (patch) | |
| tree | ca81ada1dc1b46b9fb066331c599d48db4532b39 /include | |
| parent | 2b37c35e6552b0d04d5db9728bc7af22d53f731a (diff) | |
hugetlb: add phys addr to struct huge_bootmem_page
This is needed on HIGHMEM systems - we don't always have a virtual
address so store the physical address and map it in as needed.
[akpm@linux-foundation.org: cleanup]
Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/hugetlb.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 59225ef27d1..19644e0016b 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -231,6 +231,9 @@ struct hstate { struct huge_bootmem_page { struct list_head list; struct hstate *hstate; +#ifdef CONFIG_HIGHMEM + phys_addr_t phys; +#endif }; struct page *alloc_huge_page_node(struct hstate *h, int nid); |