This patch updates the readme file according to the new mount option "swapendian". Signed-off-by: Andi Drebes <andi@xxxxxxxxxxxxxxxxxxx> --- 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: - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
