This is the mail archive of the
cygwin
mailing list for the Cygwin project.
Re: Cygwin slow on x64 systems
Eric Blake <eblake <at> redhat.com> writes:
> >> I did some testing on my 64-bit Vista system, and it appears that
> >> CreateThread is the main cause.
> >
> > To test this, I removed the call to sigproc_init in dll_crt0_0 and made sure
> > it was always called in dll_crt0_1 instead. Suddenly the sigp thread started
> > executing immediately, and its initialization was complete long before
> > wait_for_sigthread was called.
>
> Since you obviously have a patch, would you mind sharing it, rather than
> just your conclusions from said patch?
Not quite ready for commit as is, but here it is:
Index: src/winsup/cygwin/dcrt0.cc
===================================================================
RCS file: /cvs/src/src/winsup/cygwin/dcrt0.cc,v
retrieving revision 1.382
diff -r1.382 dcrt0.cc
746,747c746,747
< if (!dynamically_loaded)
< sigproc_init ();
---
> //if (!dynamically_loaded)
> //sigproc_init ();
792c792
< if (dynamically_loaded)
---
> //if (dynamically_loaded)
Magnus
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple