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| author | Jens Axboe <[email protected]> | 2024-12-20 15:47:45 +0000 |
|---|---|---|
| committer | Andrew Morton <[email protected]> | 2025-01-26 04:22:43 +0000 |
| commit | b9f958d4f146bd11be33a5f2bc3ced50f86d6b23 (patch) | |
| tree | 617494aeb65a61e5094cf423c483c07b9622919b /mm/filemap.c | |
| parent | mm/truncate: add folio_unmap_invalidate() helper (diff) | |
| download | kernel-b9f958d4f146bd11be33a5f2bc3ced50f86d6b23.tar.gz kernel-b9f958d4f146bd11be33a5f2bc3ced50f86d6b23.zip | |
fs: add RWF_DONTCACHE iocb and FOP_DONTCACHE file_operations flag
If a file system supports uncached buffered IO, it may set FOP_DONTCACHE
and enable support for RWF_DONTCACHE. If RWF_DONTCACHE is attempted
without the file system supporting it, it'll get errored with -EOPNOTSUPP.
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
Cc: Brian Foster <[email protected]>
Cc: Chris Mason <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Kirill A. Shutemov <[email protected]>
Cc: Matthew Wilcox (Oracle) <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Diffstat (limited to 'mm/filemap.c')
0 files changed, 0 insertions, 0 deletions