diff options
| author | Dan Williams <[email protected]> | 2018-03-07 15:26:44 -0800 |
|---|---|---|
| committer | Dan Williams <[email protected]> | 2018-03-30 11:34:55 -0700 |
| commit | f44c77630d26ca2c2a60b20c47dd9ce07c4361b3 (patch) | |
| tree | ec06b086dc96720330ede25f4cd74909f0e8bde1 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | 3fe0791c295cfd3cd735de7a32cc0780949c009f (diff) | |
fs, dax: prepare for dax-specific address_space_operations
In preparation for the dax implementation to start associating dax pages
to inodes via page->mapping, we need to provide a 'struct
address_space_operations' instance for dax. Define some generic VFS aops
helpers for dax. These noop implementations are there in the dax case to
prevent the VFS from falling back to operations with page-cache
assumptions, dax_writeback_mapping_range() may not be referenced in the
FS_DAX=n case.
Cc: Jeff Moyer <[email protected]>
Cc: Ross Zwisler <[email protected]>
Suggested-by: Matthew Wilcox <[email protected]>
Suggested-by: Jan Kara <[email protected]>
Suggested-by: Christoph Hellwig <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Reviewed-by: Jan Kara <[email protected]>
Suggested-by: Dave Chinner <[email protected]>
Signed-off-by: Dan Williams <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions