squashfs: support reading fragments in readahead call

Add a function which can be used to read fragments in the readahead call.

This function is necessary because filesystems built with the -tailends
(or -always-use-fragments) option may have fragments present which cannot
be currently handled.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Phillip Lougher <[email protected]>
Signed-off-by: Hsin-Yi Wang <[email protected]>
Cc: Hou Tao <[email protected]>
Cc: kernel test robot <[email protected]>
Cc: Marek Szyprowski <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Miao Xie <[email protected]>
Cc: Xiongwei Song <[email protected]>
Cc: Zhang Yi <[email protected]>
Cc: Zheng Liang <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions