Messages in this thread | | | Date | Sun, 10 Sep 2000 23:30:11 -0600 | From | "Jeff V. Merkey" <> | Subject | Re: Availability of kdb |
| |
"Jeff V. Merkey" wrote:
> "David S. Miller" wrote: > > > Date: Sun, 10 Sep 2000 18:14:03 -0600 > > From: "Jeff V. Merkey" <jmerkey@timpanogas.com> > > > > Linus' apparently did not understand this, or he would have > > immediately realized that double locking was always generating a > > second non-cacheable memory reference for every lock being taken > > and released. > > > > Jeff, after working together with Linus for 6 or so years myself, I > > would make a large wager that Linus understands these issues much > > better than even you. > > > > But then again, as previously stated, I don't take you very seriously, > > but I fear that there are a few on this list who still do. > > > > Later, > > David S. Miller > > davem@redhat.com > > David, > > You shouldn't fault me because I worked on commercial software for so > long. I did the hardware profiling of this stuff in 1993 -- long before > Linux was even doing SMP. I spent many sleepless nights in Building F > on the Provo campus comparing 'mov <addr>, 0' and "lock bts, <addr>' to > see what would happen. Long before you guys had even written your first > spinlock ...... > > Jeff
Also -- your loyalty is admirable -- but that's all it is.
Jeff
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
| |