Re: natsemi.c failure in 2.4.6

2001-07-06 Thread Studierende der Universitaet des Saarlandes
> Found that in 2.4.6, Natsetmi card I have doesn't receive > traffic anymore. It worked in 2.4.5, though. > > The natsemi card is forced to 10/half via mii-diag at boot, > and given a different MAC address (due to some problems I had with > the original MAC address and netbootin

Re: [PATCH] sym53c8xx timer and smp fixes

2001-06-01 Thread Studierende der Universitaet des Saarlandes
Jeff wrote: > > so, this driver is mixed spinlocks and save/restore_flags? Any > chance this can be converted to all spinlocks? > It's spinlock for 2.2 and 2.4 kernels, and save_flags for 2.0. Tim, did you cc Gerard Roudier? He mainains the sym53c8xx driver. All mail archives strip the cc list :

Re: [PATCH] net

2001-05-30 Thread Studierende der Universitaet des Saarlandes
> > @@ -643,9 +631,7 @@ > > eexp_hw_tx_pio(dev,data,length); > > } > > dev_kfree_skb(buf); > > -#ifdef CONFIG_SMP > > spin_unlock_irqrestore(&lp->lock, flags); > > -#endif > > enable_irq(dev->irq); > > return 0; > > They are done this way to get good non SMP performance. Your changes wo

Re: softirq question

2001-05-23 Thread Studierende der Universitaet des Saarlandes
> Is it possible to enter into sleep mode > ( current->state = !RUNNING && schedule(_timeout)) > from a softirq ? calling schedule() causes a panic() in schedule(), and even an innocent current->state = TASK_RUNNING; from an softirq causes runqueue corruptions.[you must use wake_up_p

Re: noapic doesn't quite work as advertised

2001-05-23 Thread Studierende der Universitaet des Saarlandes
> 've got a tyan s2520 motherboard (dual PIII + i840) which is having a > problem with APIC errors. I tried running with noapic, but there were > still errors, although fewer. Does anyone have any idea what is going > on? I'm running 2.4.4 and software raid5, which generates a lot of > interru

Re: tulip driver BROKEN in 2.4.5-pre4

2001-05-21 Thread Studierende der Universitaet des Saarlandes
Could you post the output of #tulip-diag -mm -aa -f with the broken driver? Some code that's required for Linksys Tulip clones was moved from pnic specific part into the generic part, perhaps that causes problems. -- Manfred - To unsubscribe from this list: send the line "unsubscribe li

icache > dentry cache. memory leak? Re: Fwd: Re: memory usage - dentry_cache

2001-04-11 Thread Studierende der Universitaet des Saarlandes
> To possbile answer my own question: > if I do a can on /proc/slabinfo I get on the machine with "MISSING" memory: > > slabinfo - version: 1.1 (SMP) > --- cut out > inode_cache 920558 930264 480 116267 116283 1 : 124 6 > --- cut out > dentry_cache 557245 638430 128 21281 21281 1 : 252

Re: [PATCH] Re: softirq buggy

2001-04-09 Thread Studierende der Universitaet des Saarlandes
> > I'd prefer to inline cpu_is_idle(), but optimizing the idle > >code path is probably not that important ;-) > > Sure it is, in one way: how fast can you get back to work? > (not OK to take a millisecond getting out of the idle loop) 2 short function calls instead of 2 "if(current->need_re

RE: random PIDs

2001-04-05 Thread Studierende der Universitaet des Saarlandes
> > M> IIRC get_pid will loop forever if it doesn't find a free pid, and in the > M> worst case you can trigger that with ~11000 running threads. > > Ah, ok. But why would you have 11.000 running threads? Denial of Service attack. 11000 processes and the kernel locks up hard, regardless of t

RE: random PIDs

2001-04-05 Thread Studierende der Universitaet des Saarlandes
> Finished & tested my random PID kernel/fork.c:get_pid() replacement. > > This one keeps track of the last N (default is 64) pids who have exited. > > These are then not used. So, one cannot have more then 32767 - (64 + 1 > > (init) + 1 (idle)) = 32761 processes :o) > DW> Huh, should be 3270

Re: URGENT : System hands on "Freeing unused kernel memory: "

2001-03-27 Thread Studierende der Universitaet des Saarlandes
I have 2 ideas: * glibc corrupted * did you downgrade the cpu? RH 7.0 automatically installs glibc for a Pentium Pro or later if that cpu is present during install. If you then move the hd into a computer with an AMD K6, it won't boot. I'd run #rpm -Va and check if some unusual files are modif

Re: [patch] pae-2.4.3-A4

2001-03-26 Thread Studierende der Universitaet des Saarlandes
> plus i took to opportunity to reduce the allocation size of PAE-pgds. > Their size is only 32 bytes, and we allocated a full page. Now the code > kmalloc()s a 32 byte cacheline for the pgd. (there is a hardware > constraint on alignment: this cacheline must be at least 16-byte aligned, > whi

Re: Linux 2.2.16 through 2.2.18preX TCP hang bug triggered by rsync

2001-01-25 Thread Studierende der Universitaet des Saarlandes
Andi wrote: > Basically it would accept the acks with the data in most > cases except when the application has totally stopped > reading and in that case it doesn't harm to ignore the > acks. But it seems that that's exactly what rsync does: It performs bulk data writes without reading. There ar