[Samba] Direct I/O

[Ralph Boehme]

On 1/25/22 22:02, Christof Schmitt wrote:
> Strictly speaking, WRITE_THROUGH would match the SYNC flag (write the
> data to stable storage). 

yup.

> WRITE_UNBUFFERED implies writing to storage,
> but ensure that there is no data buffered, which has no Linux/POSIX
> equivalent call (to my knowledge).

That would be open() flag O_DIRECT.

Wait... so there's no RWF_DIRECT? Indeed, drat! Not sure how RWF_HIPRI 
relates.

-slow

-- 
Ralph Boehme, Samba Team                 https://samba.org/
SerNet Samba Team Lead      https://sernet.de/en/team-samba
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