diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-12-04 08:52:14 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-12-04 08:52:14 +0100 |
commit | cb9c34e6d090d376b77becaa5d29a65dec7f4272 (patch) | |
tree | 3678abce20d6825aebe3fec218057d4131e13fd6 /Documentation/filesystems/xip.txt | |
parent | 470c66239ef0336429b35345f3f615d47341e13b (diff) | |
parent | 061e41fdb5047b1fb161e89664057835935ca1d2 (diff) |
Merge commit 'v2.6.28-rc7' into core/locking
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 3cc4010521a0..0466ee569278 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. |