From: Marco Stornelli <marco.stornelli@coritel.it>
To: mtk.manpages@gmail.com, rdunlap@xenotime.net, linux-doc@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] documentation: xip documentation update
Date: Mon, 22 Sep 2008 11:37:52 +0200 [thread overview]
Message-ID: <48D76770.9000808@coritel.it> (raw)
From: Marco Stornelli <marco.stornelli@gmail.com>
xip documentation updated
Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
---
--- linux-2.6.26.5/Documentation/filesystems/xip.txt.orig 2008-08-20 20:11:37.000000000 +0200
+++ linux-2.6.26.5/Documentation/filesystems/xip.txt 2008-09-22 11:27:46.000000000 +0200
@@ -39,10 +39,11 @@ The block device operation is optional,
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 reference
+to a page frame number and a kernel address. To obtain these values a reference
+to an address_space is provided. This function is in charge to assign values to
+the pointers kmem and pfn. The 3rd 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.
next reply other threads:[~2008-09-22 9:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-22 9:37 Marco Stornelli [this message]
2008-09-22 15:30 ` [PATCH] documentation: xip documentation update Randy Dunlap
2008-09-23 7:03 ` Marco Stornelli
2008-09-23 11:49 ` Marco Stornelli
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