On Sun, Mar 31, 2002 at 04:48:15PM +0200, Andrea Arcangeli wrote:
> Only in 2.4.19pre5aa1: 00_o_direct-open-check-1
>
> Move the check for O_DIRECT support into the open(2) syscall. Make
> sense, also the xine folks asked for that feature to cleanup
> some userspace. Patch from Chuck Lever.
This breaks XFS O_DIRECT handling, which is not implemented through ->direct_IO.
For the open case putting the check into generic_file_open sounds good to me,
but I have no idea on how to handle the fcntl case - which btw already allocates
kiobufs even if XFS doesn't need them..
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This archive was generated by hypermail 2b29 : Sun Mar 31 2002 - 22:00:20 EST