Re: [RFC] what to do with IOCB_DSYNC?

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On Mon, Jun 21, 2021 at 04:09:56PM +0200, Christoph Hellwig wrote:
> On Mon, Jun 21, 2021 at 03:03:07PM +0100, Matthew Wilcox wrote:
> > i suggested that to viro last night, and he pointed out that ioctl(S_SYNC)
> 
> Where would that S_SYNC ioctl be implemented?

xfs_diflags_to_iflags(
        if (xflags & FS_XFLAG_SYNC)
                flags |= S_SYNC;

(mutatis mutandi per filesystem)



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