fuse: support per inode DAX in fuse protocol

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Expand the fuse protocol to support per inode DAX.

FUSE_HAS_INODE_DAX flag is added indicating if fuse server/client
supporting per inode DAX. It can be conveyed in both FUSE_INIT request and
reply.

FUSE_ATTR_DAX flag is added indicating if DAX shall be enabled for
corresponding file. It is conveyed in FUSE_LOOKUP reply.

Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
Reviewed-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

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Jeffle Xu 2021-11-25 15:05:26 +08:00 • committed by Miklos Szeredi

parent 780b1b959f

commit 98046f7486

1 changed files with 5 additions and 0 deletions

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include/uapi/linux/fuse.h

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