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author | Ingo Molnar <mingo@elte.hu> | 2008-12-16 22:04:48 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-12-16 22:04:48 +0100 |
commit | 78f902ccc597d6ce3e8d1477d70f2d79e960ba7a (patch) | |
tree | c6ceab663de16501d1dda1c1596fe2dacaaef8e3 /Documentation/filesystems/xip.txt | |
parent | 9ee670fd87b7d69c8633b94c42aadcbbcb96f28e (diff) | |
parent | 8b1fae4e4200388b64dd88065639413cb3f1051c (diff) |
Merge commit 'v2.6.28-rc8' into x86/doc
Diffstat (limited to 'Documentation/filesystems/xip.txt')
-rw-r--r-- | Documentation/filesystems/xip.txt | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/filesystems/xip.txt b/Documentation/filesystems/xip.txt index 3cc4010521a..0466ee56927 100644 --- a/Documentation/filesystems/xip.txt +++ b/Documentation/filesystems/xip.txt @@ -39,10 +39,11 @@ The block device operation is optional, these block devices support it as of today: - dcssblk: s390 dcss block device driver -An address space operation named get_xip_page is used to retrieve reference -to a struct page. To address the target page, a reference to an address_space, -and a sector number is provided. A 3rd argument indicates whether the -function should allocate blocks if needed. +An address space operation named get_xip_mem is used to retrieve references +to a page frame number and a kernel address. To obtain these values a reference +to an address_space is provided. This function assigns values to the kmem and +pfn parameters. The third argument indicates whether the function should allocate +blocks if needed. This address space operation is mutually exclusive with readpage&writepage that do page cache read/write operations. |