diff options
Diffstat (limited to 'Documentation/filesystems')
| -rw-r--r-- | Documentation/filesystems/f2fs.rst | 1 | ||||
| -rw-r--r-- | Documentation/filesystems/porting.rst | 16 |
2 files changed, 16 insertions, 1 deletions
diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst index 81c05baa83121..35ed01a5fbc9d 100644 --- a/Documentation/filesystems/f2fs.rst +++ b/Documentation/filesystems/f2fs.rst @@ -179,7 +179,6 @@ fault_type=%d Support configuring fault injection type, should be FAULT_KVMALLOC 0x000000002 FAULT_PAGE_ALLOC 0x000000004 FAULT_PAGE_GET 0x000000008 - FAULT_ALLOC_BIO 0x000000010 FAULT_ALLOC_NID 0x000000020 FAULT_ORPHAN 0x000000040 FAULT_BLOCK 0x000000080 diff --git a/Documentation/filesystems/porting.rst b/Documentation/filesystems/porting.rst index 867036aa90b83..1f8cf8e10b340 100644 --- a/Documentation/filesystems/porting.rst +++ b/Documentation/filesystems/porting.rst @@ -865,3 +865,19 @@ no matter what. Everything is handled by the caller. clone_private_mount() returns a longterm mount now, so the proper destructor of its result is kern_unmount() or kern_unmount_array(). + +--- + +**mandatory** + +zero-length bvec segments are disallowed, they must be filtered out before +passed on to an iterator. + +--- + +**mandatory** + +For bvec based itererators bio_iov_iter_get_pages() now doesn't copy bvecs but +uses the one provided. Anyone issuing kiocb-I/O should ensure that the bvec and +page references stay until I/O has completed, i.e. until ->ki_complete() has +been called or returned with non -EIOCBQUEUED code. |