Re: netbsd-10 linux emulation issue

Thomas Klausner <[email protected]>
Newsgroups gmane.os.netbsd.devel.kernel
Message-ID <[email protected]> 
On Tue, Mar 05, 2024 at 04:12:15PM +0100, Hauke Fath (SPG) wrote:
> Hi,
> 
> I have been running the IBM Spectrum Protect (AKA Tivoli Storage Manager,
> AKA2 ADSM) backup client* in linux emulation on NetBSD for almost twenty
> years. It has generally been a very well-behaved piece of software.
> 
> On netbsd-10 now, the client will establish a session, transfer a few files
> (or at least it says so), then hang until killed.
> 
> Besides gettimeofday calls, the ktrace has a lot of
> 
>  17467  17467 dsmc     RET   futex -1 errno -110 Operation timed out
> 
> Is there anything substantial that has changed in the linux emul that could
> have caused the breakage?

I also see problems with futex in Linux emulation, see
http://gnats.netbsd.org/cgi-bin/query-pr-single.pl?number=56828

Perhaps futex support is new compared to what you were previously using?
 Thomas
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