> On 18 Jun 2019, at 14:19, Viktor Ashirov <[email protected]> wrote:
> 
> 
> 
> On Tue, Jun 18, 2019 at 2:10 PM William Brown <[email protected]> wrote:
> 
> > 
> > Memalign is pretty important - the short version is "we can not remove it".
> > I didn't say "remove", I said "review".
> > 
> > There are some structures in the code that rely on this for performance to 
> > guarantee that they memory is aligned to a page boundary, or cache line 
> > boundary. In some cases it's required to allow the atomics to work in 
> > nunc-stans (well, lfds, but the value of that today is questionable when 
> > the rust version is possibly safer and faster). 
> > Since you're the expert in this area, maybe you can leave a comment in the 
> > issue linked above with the justification for upstream to reconsider?
> 
> You mean upstream LSAN/ASAN in this case, yes? 
> Yes, this https://github.com/google/sanitizers/issues/723 

Reading the report, that is only about mprotect of alligned memory, not of 
memory that is just aligned. Perhaps our issue is different? 


> 
> 
> —
> Sincerely,
> 
> William Brown
> 
> Senior Software Engineer, 389 Directory Server
> SUSE Labs
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> 
> -- 
> Viktor
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—
Sincerely,

William Brown

Senior Software Engineer, 389 Directory Server
SUSE Labs
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