Re: [PATCH] xfs: fix incorrect return type for fsdax fault handlers

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On Mon, Oct 24, 2022 at 10:56:48PM +0100, Matthew Wilcox wrote:
> On Mon, Oct 24, 2022 at 02:32:18PM -0700, Darrick J. Wong wrote:
> > Fix the incorrect return type for these two functions, and make the
> > !fsdax version return SIGBUS since there is no vm_fault_t that maps to
> > zero.
> 
> Hmm?  You should be able to return 0 without sparse complaining.

Yes I know, but is that the correct return value for "someone is calling
the wrong function, everything is fubar, please stop the world now"?

--D




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