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| author | Matthew Wilcox <willy@linux.intel.com> | 2015-09-08 21:59:20 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-08 22:35:28 (GMT) |
| commit | ed923b5776a2d2e949bd5b20f3956d68f3c826b7 (patch) | |
| tree | b3d101eb5cbeedc8ed057a2e70ff3ce30a165cbb /crypto/xcbc.c | |
| parent | 84c4e5e675408b6fb7d74eec7da9a4a5698b50af (diff) | |
| download | linux-ed923b5776a2d2e949bd5b20f3956d68f3c826b7.tar.xz | |
ext4: add ext4_get_block_dax()
DAX wants different semantics from any currently-existing ext4 get_block
callback. Unlike ext4_get_block_write(), it needs to honour the
'create' flag, and unlike ext4_get_block(), it needs to be able to
return unwritten extents. So introduce a new ext4_get_block_dax() which
has those semantics.
We could also change ext4_get_block_write() to honour the 'create' flag,
but that might have consequences on other users that I do not currently
understand.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'crypto/xcbc.c')
0 files changed, 0 insertions, 0 deletions