From: Tom Tromey <tromey@redhat.com>
To: Paul Pluzhnikov <ppluzhnikov@google.com>
Cc: gdb-patches@sourceware.org
Subject: Re: [patch] Eliminate quadratic slow-down on number of solibs (part 2).
Date: Sat, 30 May 2009 01:59:00 -0000 [thread overview]
Message-ID: <m3iqjjxse2.fsf@fleche.redhat.com> (raw)
In-Reply-To: <8ac60eac0905051749p3b5d14d9q8903b9de8e18137f@mail.gmail.com> (Paul Pluzhnikov's message of "Tue\, 5 May 2009 17\:49\:52 -0700")
>>>>> "Paul" == Paul Pluzhnikov <ppluzhnikov@google.com> writes:
Paul> Attached is an alternative patch which subsumes the other two,
Paul> and kills additional 15% of wasted CPU time.
Paul> It feels like a hack, but I don't see how to achieve the same
Paul> result in a cleaner way :-(
I think the idea is sound: defer some updates until after a batch of
updates has gone through.
The problem is the implementation -- adding a new global is ugly.
But, it seems to me that it would not be too hard to add a new flag
argument to the call chain here. This would be a bit ad hoc, but so
what?
Tom
next prev parent reply other threads:[~2009-05-30 1:59 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-06 0:50 Paul Pluzhnikov
2009-05-12 8:25 ` Joel Brobecker
2009-05-12 20:53 ` Paul Pluzhnikov
2009-05-13 9:27 ` Joel Brobecker
2009-05-13 18:11 ` Paul Pluzhnikov
2009-05-14 8:14 ` Joel Brobecker
2009-05-14 17:45 ` Paul Pluzhnikov
2009-05-14 19:23 ` Joel Brobecker
2009-05-14 23:35 ` Paul Pluzhnikov
[not found] ` <20090521151540.GH16152@adacore.com>
2009-05-21 16:17 ` Paul Pluzhnikov
2009-05-21 16:40 ` Joel Brobecker
2009-05-30 2:08 ` Tom Tromey
2009-05-30 1:59 ` Tom Tromey [this message]
2009-06-03 19:46 ` Paul Pluzhnikov
2009-06-03 21:36 ` Tom Tromey
2009-05-12 19:43 Paul Pluzhnikov
2009-05-13 9:25 ` Joel Brobecker
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