Hi!
This is horrible bugreport. Kill "keywords". Putting "modules" into
keywords i not going to help anyone. Having "4. Kernel version" and
minuses before actuall version is not helpfull, either.
"modules" as keyword, keywords in general: This is a suggestion from
REPORTING-BUGS.
Then
Hi!
The bottom line: rmdir(".") is gone. Replace it with portable equivalent,
namely
p = getcwd(pwd, sizeof(pwd));
if (!p)
/* handle error - ERANGE or ENOENT */
rmdir(p);
Shell equivalent is rmdir `pwd`. Also portable.
...when you are lucky and all
Hi!
TWO observations:
- Given Linux's non-pre-emptability of the kernel i get the feeling that
sendfile could starve other user space programs. Imagine trying to send a
1Gig file on 10Mbps pipe in one shot.
Hehe, try sigkilling process doing that transfer. Last time I tried it
it did not
Hi!
TWO observations:
- Given Linux's non-pre-emptability of the kernel i get the feeling that
sendfile could starve other user space programs. Imagine trying to send a
1Gig file on 10Mbps pipe in one shot.
Hehe, try sigkilling process doing that transfer. Last time I tried it
Hi!
Is there a safe way to add debug information like simple string prints in
arch/i386/boot/compressed/head.s and in arch/i386/kernel/head.S
so that I can see at the console where the boot process hangs?
Time for another version of my VIDEO_CHAR patch.]
What abourt early_printk? Works
Hi!
--
Mike A. Harris - Linux advocate - Free Software advocate
This message is copyright 2001, all rights reserved.
Views expressed are my own, not necessarily shared by my employer.
Hi!
And no, I don't actually hink that sendfile() is all that hot. It was
_very_ easy to implement, and can be considered a 5-minute hack to give
a feature that fit very well in the MM architecture, and that the Apache
folks had already been using on other architectures.
The current
Hi!
struct safe_kpointer {
void *kaddr;
unsigned long fingerprint[4];
};
the kernel can validate kaddr by 1) validating the pointer via the master
fingerprint (every valid kernel pointer must point to a structure that
starts with the master
Hi!
I've read the december thread, I've searched the web and I could not
come out with an answer, so here I dare to ask (please cc me for any
answer as I am not subscribed to the list, I just read the kernel
cousin version).
I just installed 2.4.0 on my laptop (dell cpi a366x). I noticed
Hi!
And making the kernel preemptive might be the best way to do that
(and I'm saying "might"...).
Keep in mind that Ken Thompson Dennis Ritchie did not decide on a
non-preemptive strategy for UNIX because they were unaware of such
methods or because they were stupid. And when Rob
Hi!
So...I'm bummed. I'm assuming a 30% degradation in an app is probably
not expected behavior? Swap usage is '0' in both OS's (i.e. it's not
a run out of memory issue).
Vmware is _not_ application, it is dirty kernel hack. Do it without
vmware.
Hi!
Is read access safe ?
Of course read-only is safe. As long as you mount the partition READ-ONLY
nothing can happen to it in any way, your NTFS data is at least safe.
Isn't it still theoretcially possible for the driver to send commands to the
disk controller that cause data to
Hi!
I'm too using this, mostly because I like it, got up with it, and it's better than
those pixelled displays today. And who needs colours?
For me, it says (2.4.0-prerelease) I'd got a HGC with 8 kB of RAM.
This surely isn't true because under DOS some pgmz work problemless
which use the
Hi!
I hear on the grapevine that 2.4 kernel modules should use spinlocks
in preference to cli() and sti(). Well I'm not sure how big a win it
is, particularly on a UP machine, but here's a patch for the
SoundBlaster. I've added a spinlock_t to the "struct b_devc" so that
multiple
Hi!
I think I must need to upgrade my assembler, but:
2.4.0/Documentation/Changes does not list an assembler version.
make[2]: Entering directory `/mnt/sdb2/src/linux-2.4.0/drivers/md'
gcc -D__KERNEL__ -I/mnt/sdb2/src/linux-2.4.0/include -Wall -Wstrict-proto
types -O2
Hi!
Copying between vfat - vfat partitions is so slow. It seems
that it's vfat/msdos kernel driver problem because I tried to copy
I reported this years ago, with a 700 kB file on a floppy and
a 4 MB file on a Zip disk. In both cases mcopy was several times
faster than the kernel code.
Hi!
Ok. I've thought about it some more, but I don't care enough about
this issue to do the painstaking legwork: I don't have one of those
POST-code indicators on port 0x80.
I've made the "pause" in outb_p just a few (*) ns slower, because it
now loads a variable before outputting
Hi!
suggested blocking ECN. Article at:
http://www.securityfocus.com/frames/?focus=idscontent=/focus/ids/articles/portscan.html
the site is now ATM -- can someone briefly explain the logic in
blocking it?
It is Queso they quoted not nmap, sorry -- same thing.
The idea is
Hi!
Some oddities w/kapmd(2.4.0)... If I sit in X and do nothing other than run top or
"vmstat 5", I get down to as low as 60% idle and 40% in system -- with kapmd getting
'charged' for the 40%.
At least you can see how kapmd mechanism actually works.
Then I go and run 'freeamp' and the
Hi!
It output garbage to the 80h port in order to enforce I/O delays.
It's one of the safe ports to issue outs to.
Yes, because it is reserved for POST codes. You can get "POST
debugging cards" that simply have a BIN - 7segement encoder and two 7
segment displays on them. They
Hi!
Advantage of Tulip and AMD is that they perform much better in my experience
on half duplex Ethernet than other cards because they a modified
patented backoff scheme. Without it Linux 2.1+ tends to suffer badly from
ethernet congestion by colliding with the own acks, probably because it
Hi!
ACPI on satellite 4030cdt fails to see system battery... I traced it a
little bit, and found that
acpi_ns_get_device_callback (
ACPI_HANDLE obj_handle,
u32 nesting_level,
void*context,
void
Hi!
Here it is. With crc loop device, you can no longer get silent data
corruption due to disk subsystem...
Pavel
--- clean/drivers/block/loop.c Mon Jan 8 22:49:50 2001
+++ linux/drivers/block/loop.c Mon Jan 8 22:44:09 2001
@@
Hi!
With acpi support turned on, maestro does not work. Turn acpi off, and
maestro is working, again.
Pavel
--
I'm [EMAIL PROTECTED] "In my country we have almost anarchy and I don't care."
Panos Katsaloulis describing me w.r.t.
Hi!
This patch fixes ACPI oops on my toshiba.. This should go to Linus.
--- clean/drivers/acpi/cmbatt.c Wed Jan 31 16:14:26 2001
+++ linux/drivers/acpi/cmbatt.c Wed Jan 31 21:03:47 2001
@@ -163,11 +167,13 @@
result-battery_capacity_granularity_1=objs[7].integer.value;
Hi!
I played a bit with acpi on my toshiba, and got following figures
(toshiba satellite 4030cdt):
system powered on, disk spinning, backlight on, low brightness 12.8W
high brigtness +0.8W
no backlight
Hi!
That means that for fooling closed-source statically-linked binary,
you now need to patch kernel. That's regression; subterfugue.org could
do this with normal user rights in 2.4.0.
This is particularly pretty, but something that might work:
1. a deceiver process creates a shared
Hi!
PS: Hmm, how do you do timewarp for just one userland appliation with
this installed?
1. What on earth for?
Y2K testing was one previous example.
2. How do you do it today, and why wouldn't that work?
LD_PRELOAD and providing its still using a lib call it would. I dont
Hi!
On 03 May 2001 09:13:00 +0200,
[EMAIL PROTECTED] (Kai Henningsen) wrote:
[EMAIL PROTECTED] (Pavel Machek) wrote on 30.04.01 in
[EMAIL PROTECTED]:
PS: Hmm, how do you do timewarp for just one userland appliation with
this installed?
1. What on earth for?
Y10K testing :)
2
gHi!
It's not exactly kernel-based fsck. What I've been talking about
is secondary filesystem providing coherent access to primary fs
metadata. I.e. mount -t ext2meta -o master=/usr none /mnt and
then access through /mnt/super, /mnt/block_bitmap, etc.
Call me stupid
Hi!
It seems to me that macro __put_user_x is defined in
asm-i386/uaccess.h and never used. It is therefore totally
unneccessary, right? [I just commented it out and recompiled; yes, it
is unneccessary]. So lib/putuser.S can disappear, too.
Seems to me like uaccess.h could stand some
Hi!
I'm really serious about doing resume from disk. If you want a fast
boot, I will bet you a dollar that you cannot do it faster than by loading
a contiguous image of several megabytes contiguously into memory. There is
NO overhead, you're pretty much guaranteed platter speeds, and there
Hi!
Besides, just how often do you reboot the box? If that's the hotspot for
you - when the hell does the boor beast find time to do something useful?
Ten times a day?
But booting is special case: You can read your mail while compiling kernel,
but try to read your mail while your machine is
Hi!
And because your suspend/resume idea isn't really going to help me
much. That's because my boot scripts have the notion of
personalities (change the boot configuration by asking the user
early on in the boot process). If I suspend after I've got XDM
running, it's too late.
Why not
Hi!
Hi!
They might also be exactly the same channel, except with certain magic
bits set. The example peter gave was fine: tty devices could very usefully
be opened with something like
fd = open(/dev/tty00/nonblock,9600,n8, O_RDWR);
where we actually open up exactly the same
Hi!
But no, I don't actually like sockets all that much myself. They are hard
to use from scripts, and many more people are familiar with open/close and
read/write.
Agreed.
It would be nice to use open/close/read/write for control and bulk and
sockets for interrupt and isochronous.
Hi!
They might also be exactly the same channel, except with certain magic
bits set. The example peter gave was fine: tty devices could very usefully
be opened with something like
fd = open(/dev/tty00/nonblock,9600,n8, O_RDWR);
where we actually open up exactly the same
Hi!
But no, I don't actually like sockets all that much myself. They are hard
to use from scripts, and many more people are familiar with open/close and
read/write.
Agreed.
It would be nice to use open/close/read/write for control and bulk and
sockets for interrupt
Hi!
I just had small surprise with 2.4.0:
root@bug:/zip# mount /zip
root@bug:/zip# ls -al
total 8
drwxr-xr-x2 root root 4096 Dec 1 08:29 .
drwxr-xr-x 31 65534root 4096 Apr 24 20:56 ..
root@bug:/zip# cd /zip
root@bug:/zip# ls -al
total 22182
drwxr-xr-x4 root
Hi!
fd = open(/dev/tty00/nonblock,9600,n8, O_RDWR);
Hmm, there might be problem with this. How do you change speed without
reopening device? [Remember: your mice knows when you close device]
The naming scheme is not a replacement for these kinds of ioctl's - it's
just
Hi!
resume from disk is actually pretty hard to do in way it is readed linearily.
While playing with swsusp patches (== suspend to disk) I found out that
it was slow. It needs to do atomic snapshot, and only reasonable way to
do that is free half of RAM, cli() and copy.
Note that
Hi!
Well, if we did something like modify(int fd, char *how), you could do
modify(0, nonblock,9600)
What you're really proposing is to make ioctl's be ASCII strings.
Yup.
Which is not necessarily a bad idea, and I think plan9 did something
similar (or rather, if I remember
Hi!
I thought about how to do networking without sockets, and it seems to
me like this kind of modify syscall is needed, because network sockets
connect to *two* different places (one local address and one
remote). Sockets are really nasty :-(.
Pavel, take a look at
Hi!
Not all cards have all features, not all users wants to enable all
features.
Yes, I understand that. You're not reading the derivations correctly.
Let's take an example:
derive MVME147_SCSI from MVME147 SCSI
This doesn't turn on MVME147_SCSI on every MVME147 board. It turns
Hi!
You're right. It should never dump too much data at once. OTOH, if
those cleaned pages are really old (front of reclaim list), there's no
value in keeping them either. Maybe there should be a slow bleed for
mostly idle or lightly loaded conditions.
If you don't think it's
Hi!
[..] Even sparc64's fancy
iommu-based pci_map_single() always succeeds.
Whatever sparc64 does to hide the driver bugs you can break it if you
pci_map 4G+1 bytes of phyical memory.
Which is an utterly stupid thing to do.
Please construct a plausable situation where
Hi!
I've seen this question several times in this thread. I haven't seen the
obvious answer, though.
Have a new system call:
ctlfd = open_device_control_fd(fd);
If fd is something that doesn't have a control interface (say, it already
is a control filehandle), this
Hi!
I'm trying to run jffs on my ATA-flash disk (running ext2 could kill
some flash cells too soon, right?) but it refuses:
if (MAJOR(dev) != MTD_BLOCK_MAJOR) {
printk(KERN_WARNING JFFS: Trying to mount a
non-mtd device.\n);
return
Hi!
BTW the printk probably should be KERN_ERR, because this warning is
fatal.
Pavel
inode-v23.c-if (MAJOR(dev) != MTD_BLOCK_MAJOR) {
inode-v23.c-printk(KERN_WARNING JFFS: Trying to mount a
inode-v23.c:
Hi!!
This project has been there for over one year, and I've got quite a few
emails asking about it. Before it becomes more reliable, I think letting
more people know about it is a good idea. Thanks to those who ever
pushed me on it :-)
I guess many of you have already known about
Hi!
I will be using Linux as the OS for an embedded system.
I was looking into 2.4.4 kernel code and saw the dcache implementation
in VFS which is pretty neat and fast by itself.
My question is, will I gain any considerable efficiency in file system
access
if I can move this
Hi!
Is anyone having problems with ACPI causing console problems in kernel
2.4.4 w/ Intel's patches? When watching my system boot over the
serial console, things work fine. When looking at my VAIO-FX140's
LCD, my console no longer updates after ACPI starts initializing _INI methods.
I
Hi!
IMVHO every developer involved in memory-management (and indeed, any
software development; the authors of ntpd comes in mind here) should
have a 386 with 4MB of RAM and some 16MB of swap. Nowadays I have the
luxury of a 486 with 8MB of RAM and 32MB of swap as a firewall, but it's
Hi!
...is broken. If imagesize is 0xf123, bootsect_second only returns
0xf000 in ax, which is 0xf123, so it continues loading. Then,
bootsect_second returns 0x1, but it is 16 bit register, so it is
0x, and that's also 0xf123. So it is looping forever.
It can be fixed like this:
Hi!
Please cc to me - I am currently off the list.
Ok.
One question: can crak be used for process migration (assuming nodes
share filesystem)? (As in, node of
cluster is going down so we checkpoint and resume on some other node?)
Yes, as long as the resources (opened files) can be
Hi!
explicit about defining source code:
The source code for a work means the preferred form of the work for
making modifications to it.
Erm... May I point you to the sysdep/libm-ieee754/e_j0.c? There's a bunch
of constants of unknown origin. If you want to modify the
Hi!
IMVHO every developer involved in memory-management (and indeed, any
software development; the authors of ntpd comes in mind here) should
have a 386 with 4MB of RAM and some 16MB of swap. Nowadays I have the
luxury of a 486 with 8MB of RAM and 32MB of swap as a firewall, but it's
Hi!
So I guess things have already been a bit messy in this
area for many years, even before linux even existed, and
in some cases you can't really do anything about it because
the behaviour is mandated by the applicable standards, like
POSIX, SUS, or whatever.
(The blocking of the open on
Hi!
The transaction(2) syscall can be just as easily abused as ioctl(2) in
this respect. People can pass pointers to ill-designed structures very
Right. Moreover, it's not needed. The same functionality can be
trivially implemented by write() and read(). As the matter of fact,
had
Hi!
Overview: At business I just got a brand new EIZO 18 LCD display L675
to test its usability for working in portrait mode to show a full A4
page. These test were done on Windows NT4 but I'd really like to know
how well Linux would have done. I'm going to describe all the obstacles
I
Hi!
I know it is not important, but anyway:
Pavel
Index: slab.h
===
RCS file: /home/cvs/Repository/linux/include/linux/slab.h,v
retrieving revision 1.1.1.2
diff -u -u
Hi!
It seems there's machine where changing CPU clocks actually does
something very bad [was it keyboard freeze?].
Can the unhappy thinkpad T20 owner please step up and test this patch?
Alan, is something like this candidate for -ac series?
Hi!
Hi.
The following patch removes two superfluous initializations
from aironet4500_proc.c, making the .o ~12K smaller in
size. It applies against 245ac1 and was discovered by Adam
Ritcher some time ago.
--- linux-245-ac1-clean/drivers/net/aironet4500_proc.cSat May 19
Hi!
I can easily give more examples - just ask. BTW, the fact that this stuff
is so fragmented is not a bug - we want it evenly spread over disk, just
to have the ability to allocate a block/inode not too far from the piece
of bitmap we'll need to modify.
BTW is this still true? This
Hi!
Yes, and that is exactly the difference between having a side effect
on the open(2), versus having the effect as a result of a write(2).
Unfortunately, there are already some cases where an open
on a device can have unexpected results. If you don't want
to get blocked waiting for the
Hi!
A lot of stuff relies on the fact that close(open(foo, O_RDONLY)) is a
no-op. Breaking that assumption is a Bad Thing(tm).
Then we have a problem. Just opening /dev/ttyS0 currently *has* side
effects (it is visible on modem lines from serial port; it can block
you forever).
If this
Hi!
I have strange problems with my Toshiba(actually Freecom) USB cdrom cable.
inserting the usb-storage takes some minutes, until it returns. Then
mounting the cdrom works, but when i started copying from cd, a kernel
panic occured. It happens every time, i try to copy something from cd.
Hi!
I did some benchmarks, and my framebuffer is *way* faster when writing
than when reading:
root@bug:/home/pavel# time cat /tmp/test /dev/fb0
0.01user 0.08system 0.09 (0m0.097s) elapsed 93.13%CPU
root@bug:/home/pavel# time cat /dev/fb0 /dev/null
0.00user 0.62system 0.62 (0m0.620s) elapsed
Hi!
...again (I think I asked just the same last summer)
and lm_sensors is still out of the kernel (we have got 40ºC in Spain
this week, and I would like to know how my PIIs suffer...)
Send some summer over here. It is 15C outside...
You should try latest ACPI patches, they include thermal
Hi!
I did some testing how does usb hurt rest of system; and it can be
pretty bad.
With Acher's uhci, even ifconfig up of usb-to-usb networking device
[plusb handled by generic usb-to-usb driver; see -ac series].
does 50% slowdown. When fsbr is being used, systems slows down by 350%
(running
Hi!
My boss wants to know if linux can handle a 2Terabyte raid
partition. While I've seen various discussions that indicate that
linux *should* be able to handle an ext2 file system that big, has
anyone actually produced one on an i386 arch? I admit that 32 73 gig
disks are a *lot* of
Hi!
With -test7, tcp connection to CE machine is _even slower_ than it
used to. CE are too slow to handle 115k200 serial, still they got at
least 2K/sec to linux-2.4.0-test6 (and previous).
tcpdump now looks like this:
22:03:42.200251 10.0.0.3.www 192.168.55.100.1026: . 8761:10221(1460)
ack
Hi!
Is anyone using cramfs?
I copy cramfs image from nfs onto /dev/ram0, then mount it. It mounts,
and first few accesses are okay, but then it breaks. ls shows garbage
etc.
Kernel 2.4.0-test4-pre3 on mips/r39xx.
Pavel
--
I'm
Hi!
Filling memory to zero does not help for my laptop. Perhaps it is
weird.
But this particular obscure model of laptop is not important. The
thing is to handle most laptops, to make suspending faster for most
users, and to build it in by default so that it works "out of the box"
on
Hi!
Is anyone using cramfs?
We use cramfs everyday at http://handhelds.org with Linux
2.4.0-test6-rmk1-np2-hh1. We have no problems.
I use test4-pre3 from linux-vr tree.
I copy cramfs image from nfs onto /dev/ram0, then mount it. It mounts,
and first few accesses are okay, but then
Hi!
On Thu, Sep 07, 2000 at 10:00:05AM -0400, James Simmons wrote:
On the console level their are complex issues as well. Consider a
system with 4 VTs attached to one machine. What if one person pressed
Ctrl-Alt-Del. Anyone can bring the system down when multiple people depend
Hi!
(2) Make the architecture a configuration variable (!)
Why?
You still need to have all the damn cross-compilers etc. At which point
being a configuration variable is the _least_ of your worries. You're
better off with just a new tree.
Crosscompilers are easy: take pre-compiled
Hi!
On Sat, 9 Sep 2000 [EMAIL PROTECTED] wrote:
Would it be possible to detect when the disk spins up, and do the flush then?
Yes if you had a continuious polling of power status wrt standby.
I think the following flushing policy would work almost as well, while
remaining generic:
Hi!
o developpers,
this is a short description of a particular wish of notebook
users. Since kernel 2.2.11 the buffer flushing deamon is no longer
a user space program but part of the kernel (in fs/buffer.c).
Before this kernel release it was the bdflush-program which
could be
Hi!
e other day I got the patch for 2.2.17 and after just over a day of normal
operation, while my sister was playing kpat (KDE solitaire) yesterday
afternoon, X died and dropped her out to the console.
After she told me about it later on I found this at the bottom of my dmesg:
CPU
Hi!
David Howells [EMAIL PROTECTED] wrote:
Oliver Neukum [EMAIL PROTECTED] wrote:
(3) Even if it was... just filling in the syscall slot from a module means
that it is possible for the module to be unloaded whilst the syscall is in
use.
Note that all this is not the
Hi!
Ok. I think we're getting to the point where there are no major known
bugs. That means that as of the final 2.4.0-test9 I will no longer accept
any patches that don't have a critical problem (as defined by Teds list)
associated with them.
So when you send me a patch, either bug Ted
Hi!
__release_region() always uses `%04lx', while start and end may be larger
(e.g. for release_mem_region()).
What about making it %lx-%lx without any numbers?
Pavel
--- linux-2.4.0-test9-pre2/kernel/resource.c.orig Mon
Hi!
Umount report "busy" when i try r/o remount the root filesystem at end
of
halt script. My halt script ends with:
# Begin of halt
kill -9 -1
umount -a
mount -n -o remount,ro /
BTW is this right? Does kill -9 guarantee that all syscalls are dead by
the time it returns from kernel?
Hi!
test8 exhibits rather strange behaviour:
root@bug:~# ls -al /tmp/swap
-rw-r--r-- 1 root root 27164672 Sep 22 16:58 /tmp/swap
root@bug:~# mkswap /tmp/swap
Setting up swapspace, size = 27160576 bytes
root@bug:~# swapon /tmp/swap
swapon: /tmp/swap: Invalid argument
root@bug:~# sync
Hi!
This is all to protect those few poor 'administrators' who cannot keep
track of three separate files. We should not coddle such idiots, if
they cannot track 3 files they should not be configuring Linux.
Okay, so I'm idiot and I should not be configuring Linux?
No. I just have too
Hi!
However, there's still a huge gap between the last progress() message and
availability of the frame buffer device. The simple console has the
advantage of outputing existing printk messages. (basically, it's a
console using prom_printf).
Something I forgot to mention about
Hi!
The NIC has an 8 kbyte on-board FIFO, some of which (3-5k) is used for
buffering incoming data.
An Rx overrun occurs when that on-board FIFO has filled up, and more
data needs to go into it. It shouldn't fill up. This can be caused by
Well, it certainly can fill up (fbcon disabling
Hi!
Sep 21 23:55:44 fs1 kernel: hdb: timeout waiting for DMA
Sep 21 23:55:44 fs1 kernel: hdb: irq timeout: status=0xd0 { Busy }
Sep 21 23:55:44 fs1 kernel: hda: DMA disabled
Perhaps some timeouts are not set correctly or the specs include some errors, but
it is very strange
Hi!
i talked about GFP_KERNEL, not GFP_USER. Even in the case of GFP_USER i
My bad, you're right I was talking about GFP_USER indeed.
But even GFP_KERNEL allocations like the init of a module or any other thing
that is static sized during production just checking the retval
looks be ok.
Hi!
Are you using esd? Some soundcards (the drivers) are intolerant of
data being
No esd, sorry. Just pure splay.
Pavel
--
The best software in life is free (not shareware)! Pavel
GCM d? s-: !g p?:+ au- a--@ w+ v-
Hi!
Well, I'm finally getting around to sending out this announcement.
As can be seen on www.alphanews.net, we've managed to boot Linux on an
AlphaServer GS320. The only caveats are that one of the CPUs was out of
the system at the time (hence 31 CPUs, not 32), and that we haven't yet
Hi!
Where does the idea that the kernel 'needs' a special compiler
come from ? I have been under the impression that that is just
Mostly from the sad fact that it does.
what we were trying to get away from . I am reminded of other
os's that required their
Hi!
* podfuk is has file granularity
I could see it working with some kind of directory format, however.]
Yep. And quite a few mailreaders can work with that. I'm less than sure
that CODA's local caching is appropriate, though. More RPC-oriented
stub
CODA's local caching is pretty
Hi!
A process can't grab a kernel lock and then switch
back to user mode, can it?(if it could, I can
imagine some nasty DoS attacks...)
Problem is, when we decide to schedule in a process
or not, we know the process was last stuck in
schedule() ... in kernel mode ;(
I'd love to be
Hi!
* Following a suggestion from Jeff Garzik to save the disk from heavy
trashing during my mem=8M test, I've tried to use a ramdisk for
swapping - Yes, I know, this is pretty stupid in normal use and might
even be illegal (i.e. not expected to work by design). Anyway, I've
tried
Hi!
Swapping to /dev/loop* probably can not work.
Probably not no ... we really need to rework /dev/loop into
an md-like thing ;)
Swapping to file on nfs does not work.
Any fundamental reasons, or is this in the "fixable"
category? If it is fixable, I'd like to fix it ;)
(but I
Hi!
So, when a vendor has to add a new driver, especially with the new-style
makefiles, you have a one-line patch to a makefile, a one-line patch to
a Config.in, and a patch which adds the driver to the tree.
It would make adding new drivers to vendor kernel packages a whole lot
easier
Hi!
It's kind of silly and an abuse of the VFS, I agree. Unfortunately, it's
been around for a while, it works on other systems and real people are
using it. And they get a nasty surprise when they try it on Linux: the
amd-provided NFS filesystems cannot be unmounted, because the VFS
Hi!
7. Obvious Projects For People (well if you have the hardware..)
* Make syncppp use new ppp code
* Fix SPX socket code
USB: plusb is b0rken.
Pavel
--
I'm [EMAIL PROTECTED] "In my country we have almost anarchy
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