Re: [PATCH 1/2] seqlock: Add a new blocking reader type

From: J. Bruce Fields
Date: Wed Sep 11 2013 - 14:40:48 EST


On Wed, Sep 11, 2013 at 06:26:25PM +0100, Al Viro wrote:
> On Wed, Sep 11, 2013 at 12:33:35PM -0400, Waiman Long wrote:
>
> > >Folks, any suggestions on better names? The semantics we are getting is
> >
> > I will welcome any better name suggestion and will incorporate that
> > in the patch.
>
> FWIW, the suggestions I've seen so far had been
>
> seq_exreadlock() [ex for exclusive]
> seq_exclreadlock() [ditto, and IMO fails the "easily read over the phone"
> test - /sekv-excre...ARRGH/]
> seq_prot_readlock() [prot for protected, as in DLM protected read]

Though the DLM protected read doesn't self-conflict either so that's a
poor analogy, my bad.

(Do the users really require that the read be exclusive?)

--b.
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