Re: [patch 1/4] - Potential performance bottleneck for Linxu TCP

2006-11-30 Thread Lee Revell
On Thu, 2006-11-30 at 09:33 +, Christoph Hellwig wrote: > On Wed, Nov 29, 2006 at 07:56:58PM -0600, Wenji Wu wrote: > > Yes, when CONFIG_PREEMPT is disabled, the "problem" won't happen. That is > > why I put "for 2.6 desktop, low-latency desktop" in the uploaded paper. > > This "problem" happ

Re: [Bugme-new] [Bug 6735] New: network connection does not survive APM suspend and resume

2006-06-22 Thread Lee Revell
How in the heck did I get on the CC list for this? ;-) Lee On Thu, 2006-06-22 at 16:54 -0700, Andrew Morton wrote: > [EMAIL PROTECTED] wrote: > > > > http://bugzilla.kernel.org/show_bug.cgi?id=6735 > > > >Summary: network connection does not survive APM suspend and > >

Re: [PATCH 4/6] myri10ge - First half of the driver

2006-05-15 Thread Lee Revell
On Fri, 2006-05-12 at 01:53 +0200, Brice Goglin wrote: > Francois Romieu wrote: > > > >> + spin_lock(&mgp->cmd_lock); > >> + response->result = 0x; > >> + mb(); > >> + myri10ge_pio_copy((void __iomem *) cmd_addr, buf, sizeof (*buf)); > >> + > >> + /* wait up to 2 seconds */ > >> >

Re: 2.6.16, sk98lin out of date

2006-02-13 Thread Lee Revell
On Mon, 2006-02-13 at 21:34 +0100, Willy Tarreau wrote: > On Mon, Feb 13, 2006 at 02:03:14PM -0500, Lee Revell wrote: > > On Mon, 2006-02-13 at 12:06 +0100, Mws wrote: > > > hi, > > > as i do have the same problem i may help you out. > > > > > > at

Re: 2.6.16, sk98lin out of date

2006-02-13 Thread Lee Revell
On Mon, 2006-02-13 at 12:06 +0100, Mws wrote: > hi, > as i do have the same problem i may help you out. > > at first, syskonnect did send their kernel diffs/patches but they > we're rejected caused > by coding style, indention and some people thinking that things can be > done better. Haha, they

Re: [RFC: 2.6 patch] CONFIG_FORCEDETH updates

2006-02-12 Thread Lee Revell
On Sun, 2006-02-12 at 18:52 +0100, Adrian Bunk wrote: > This patch contains the following possible updates: > - let FORCEDETH no longer depend on EXPERIMENTAL > - remove the "Reverse Engineered" from the option text: > for the user it's important which hardware the driver supports, not > how it

Re: RCU latency regression in 2.6.16-rc1

2006-01-25 Thread Lee Revell
On Wed, 2006-01-25 at 23:56 +0100, Ingo Molnar wrote: > > yes, that would be a nice test. (I'm busy now with mutex stuff to be > able to do a working softirq-preemption patch, but i sent you my > current patches off-list - if you want to give it a shot. Be warned > though, there will likely be qu

Re: My vote against eepro* removal

2006-01-20 Thread Lee Revell
On Fri, 2006-01-20 at 18:01 -0800, John Ronciak wrote: > There is a timer routine in the eepro100 driver which does the check > for link as well as a check for on of the hang conditions (with > work-around). It does the check for link in a different way than > e100. e100 uses mii call where eepro

Re: My vote against eepro* removal

2006-01-20 Thread Lee Revell
On Fri, 2006-01-20 at 17:19 -0800, John Ronciak wrote: > On 1/20/06, Lee Revell <[EMAIL PROTECTED]> wrote: > > Seems like the important question is, why does e100 need a watchdog if > > eepro100 works fine without one? Isn't the point of a watchdog in this > > cont

RE: My vote against eepro* removal

2006-01-20 Thread Lee Revell
On Fri, 2006-01-20 at 11:19 +0100, kus Kusche Klaus wrote: > For a non-full preemption kernel, your patch moves the 500 us > piece of code from kernel to thread context, so it really > improves things. But is 500 us something to worry about in a > non-full preemption kernel? Yes, absolutely. O

Re: My vote against eepro* removal

2006-01-20 Thread Lee Revell
On Fri, 2006-01-20 at 12:55 +0300, Evgeniy Polyakov wrote: > > Analysis of e100: > > * If I comment out the whole body of e100_watchdog except for the > > timer re-registration, the delays are gone (so it is really the > > body of e100_watchdog). However, this makes eth0 non-functional. > > * C

Re: [patch] networking ipv4: remove total socket usage count from /proc/net/sockstat

2006-01-16 Thread Lee Revell
On Mon, 2006-01-16 at 15:04 -0500, Andy Gospodarek wrote: > Printing the total number of sockets used in /proc/net/sockstat is out > of place in a file that is supposed to contain information related to > ipv4 sockets. Removed output for total socket usage. > Um, you can't do that, it will break

Re: [PATCH, RFC] RCU : OOM avoidance and lower latency

2006-01-06 Thread Lee Revell
On Fri, 2006-01-06 at 11:17 +0100, Eric Dumazet wrote: > I have some servers that once in a while crashes when the ip route > cache is flushed. After > raising /proc/sys/net/ipv4/route/secret_interval (so that *no* > flush is done), I got better uptime for these servers. Argh, where is that docu

Re: [PATCH, RFC] RCU : OOM avoidance and lower latency

2006-01-06 Thread Lee Revell
On Fri, 2006-01-06 at 13:58 +0100, Andi Kleen wrote: > Another CPU might be stuck in a long > running interrupt Shouldn't a long running interrupt be considered a bug? Lee - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majo

Re: [patch] latency tracer, 2.6.15-rc7

2006-01-01 Thread Lee Revell
On Fri, 2005-12-30 at 20:15 -0500, Lee Revell wrote: > On Fri, 2005-12-30 at 17:02 -0800, Linus Torvalds wrote: > > > > On Fri, 30 Dec 2005, Lee Revell wrote: > > > > > > It seems that the networking code's use of RCU can cause 10ms+ > > > late