This patch updates the readme file according to the
new mount option "swapendian".
Signed-off-by: Andi Drebes <andi@programmierforen.de>
---
fs/cramfs/README | 21 +++++++++------------
1 files changed, 9 insertions(+), 12 deletions(-)
diff --git a/fs/cramfs/README b/fs/cramfs/README
index 445d1c2..acbbdc4 100644
--- a/fs/cramfs/README
+++ b/fs/cramfs/README
@@ -1,3 +1,12 @@
+Mount options
+-------------
+
+Currently, there is only one mount option available for cramfs:
+
+swapendian:
+ causes the filesystem's metadata to be converted from
+ non-host-endianness to host-endianness.
+
Notes on Filesystem Layout
--------------------------
@@ -108,18 +117,6 @@ kernels, not even necessarily kernels of the same architecture if
PAGE_CACHE_SIZE is subject to change between kernel versions
(currently possible with arm and ia64).
-The remaining options try to make cramfs more sharable.
-
-One part of that is addressing endianness. The two options here are
-`always use little-endian' (like ext2fs) or `writer chooses
-endianness; kernel adapts at runtime'. Little-endian wins because of
-code simplicity and little CPU overhead even on big-endian machines.
-
-The cost of swabbing is changing the code to use the le32_to_cpu
-etc. macros as used by ext2fs. We don't need to swab the compressed
-data, only the superblock, inodes and block pointers.
-
-
The other part of making cramfs more sharable is choosing a block
size. The options are:
-
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