On Fri, 7 Jun 2013, vasanth rao naik sabavat wrote:
When sending data out of the socket I don't see in the code where the sb_cc
is incremented.
sb_cc reflects data appended to the socket buffer; sosend_generic() is
responsible for arranging copying in and performing flow control, but the
On Wed, 5 Dec 2012, Vijay Singh wrote:
All. KASSERT() is a really need way of expressing invariants when INVARIANTS
is defined. However for regular, non-INVARIANTS code folks have the typical
if() panic() combos, or private macros. Would a KVERIFY() that does this in
non-INVARIANTS code make
Hi Dave:
This wiki page may be of value:
http://wiki.freebsd.org/AddingAuditEvents
Robert N M Watson
Computer Laboratory
University of Cambridge
On Thu, 8 Nov 2012, dave jones wrote:
Hello,
I know how to create system calls, but I'm a bit confused about
sys/kern/syscalls.master
On Fri, 12 Oct 2012, Carl Delsey wrote:
Indeed -- and on non-x86, where there are uncached direct map segments, and
TLB entries that disable caching, reading 2x 32-bit vs 1x 64-bit have quite
different effects in terms of atomicity. Where uncached I/Os are being
used, those differences may
On Fri, 12 Oct 2012, John Baldwin wrote:
I believe it was because bus reads weren't guaranteed to be atomic on
i386. don't know if that's still the case or a concern, but it was an
intentional omission.
True. If you are on a 32-bit system you can read the two 4 byte values
and then build a
On Mon, 3 Sep 2012, Attilio Rao wrote:
I was trying to use syslog(3) in a port application that uses threading ,
having all of them at the LOG_CRIT level. What I see is that when the
logging gets massive (1000 entries) I cannot find some items within the
/var/log/messages (I know because I
On Thu, 16 Aug 2012, Oleksandr Tymoshenko wrote:
projects/armv6 branch was merged to HEAD and should be considered dead now.
This patch is a result of a joint effort by many people. Including but not
limited to:
Amazing work -- many thanks are due to to everyone who was involved!
Robert
On Tue, 26 Jun 2012, Chris Rees wrote:
as well as we don't depend of /proc for normal operation we shouldn't for
say /proc/sysctl
improvements are welcome, better documentation is welcome, changes to
what is OK - isn't.
/proc/sysctl might be useful. Just because Linux uses it doesn't make
On Tue, 29 May 2012, vasanth rao naik sabavat wrote:
In case of a Multicore cpu system running a multithreaded process.
For protocol control blocks there is no protection provided in the FreeBSD
9. For example, udp_close() and udp_send() access the inp before taking the
lock. Couldn't this
On Tue, 29 May 2012, vasanth rao naik sabavat wrote:
Can somebody please reply to this email.
basically, can udp_detach() and udp_send() execute simultaneously for a
process with multiple threads? if yes, then inp reference in udp_send() will
be stale if udp_detach() free's the inp?
You
On Mon, 16 Jan 2012, Julian Elischer wrote:
On 1/16/12 3:32 PM, William Bentley wrote:
I also echo John's sentiments here. Very excellent points made here. Thank
you for voicing your opinion. I was beginning to think I was the only one
who felt this way.
[...]
We seem to have lost our way
On Wed, 18 Jan 2012, Andriy Gapon wrote:
on 18/01/2012 02:16 Igor Mozolevsky said the following:
Seriously, WTF is the point of having a PR system that allows patches to be
submitted??! When I submit a patch I fix *your* code (not yours personally,
but you get my gist).
Let me pretend that
On Tue, 17 Jan 2012, Andriy Gapon wrote:
on 17/01/2012 00:28 John Kozubik said the following:
we going to run RELEASE software ONLY
My opinion: you've put yourself in a box that is not very compatible with
the current FreeBSD release strategy. With your scale and restrictions you
On Tue, 17 Jan 2012, Doug Barton wrote:
The other thing I think has been missing (as several have pointed out in
this thread already) is any sort of planning for what should be in the next
release. The current time-based release schedule is (in large part) a
reaction to the problems we had
On Thu, 15 Sep 2011, K. Macy wrote:
Why are you making an MD guess, the amount of padding to fit the size of a
cache line, in MI API ? Strangely enough, you did not make this assumption
in, say r205488 (picked randomly).
It has been several years, and I haven't done any work in svn in over a
On Sat, 3 Sep 2011, Jarrod Lee Petz wrote:
3. Does FreeBSD handle this situation? How? I can't seem to find much info
on TIME_WAIT assassination in FreeBSD is mentioned in RFC 6056
I'm not familiar with the RFC side here, but I can confirm that FreeBSD will
recycle TIMEWAIT connections more
On Fri, 26 Aug 2011, Monthadar Al Jaberi wrote:
I have written a dynamic loadable module using DECLARE_MODULE in
FreeBSD-Current.
And I want to iterate through the ifnet list using following code snippet:
If this is on a recent version of FreeBSD (8.x and later), then you probably
mean to
On Thu, 4 Aug 2011, Lars Engels wrote:
I just stumbled upon this rather outdated thread...
On Fri, 8 Jul 2011 15:09:52 +0400, Ilya Bakulin wrote: [...]
wget curl links/lynx
This is Ports software, we may try to modify it and even send patches to
upstream, or maintain our local patches. I
On Fri, 29 Jul 2011, James Jones wrote:
Does anyone have a prebuilt MIPS tool chain?
For FreeBSD-related MIPS work, I generally use the FreeBSD toolchain target
followed by the buildenv environment, but that requires first building a
cross-toolchain using TARGET_ARCH and TARGET. However,
On Thu, 28 Jul 2011, s wrote:
I need to get some info about the socket being created by the user. What I
want to do is log all TCP/UDP outgoing connections that are being made. I
*need* to get the local and remote address, as well as the local and remote
port. I managed to get all of the
On Mon, 25 Jul 2011, exorcistkiller wrote:
Another question while I'm reading the code. In ufs_acl.c, in static int
ufs_getacl_posix1e(struct vop_getacl_args *ap), you commented: As part of
the ACL is stored in the inode, and the rest in an EA, assemble both into a
final ACL product. From
On Tue, 26 Jul 2011, Andriy Gapon wrote:
Can anybody explain to me why our _x86_ SMP topology discovery and reporting
code sometimes reports HTT and sometimes SMT? As in FreeBSD/SMP: %d
package(s) x %d core(s) x %d HTT threads vs FreeBSD/SMP: %d package(s) x %d
core(s) x %d SMT threads
As
On Sun, 24 Jul 2011, exorcistkiller wrote:
Hi, I'm working on a course project in which I need to add 3 system calls.
One of which is setacl(char *name, int type, int idnum, int perms), which
set acl for a file specified by name. I used newfs as in
On Fri, 15 Jul 2011, s wrote:
I am trying to get some information related to the symlink which is being
accessed by the user in MAC Framework. Currently I managed to get the
uid/gid of the owner of the symlink that is being read, but now I need to
get the same information about the target,
On Mon, 18 Jul 2011, Andriy Gapon wrote:
In recent branches (confirmed with 224119) builds compiled with clang
happen to throw 'Unknown error: -512' in a lot of places, making the system
unusable. (Untested on gcc compiled systems). Originally I thought the
problem was with specific
On Mon, 25 Jul 2011, Filippo Sironi wrote:
I'm working on a university project that's based on FreeBSD and I'm
currently hacking the kernel... but I'm a complete newbie. My question is:
what if I have to call a certain function 10 times per second? I've seen a
bit of code regarding callout_*
On Sun, 3 Jul 2011, exorcistkiller wrote:
Hi! I am taking a FreeBSD course this summer and I'm doing a homework. A new
system call uidkill() is to be added. uidkill(uid_t uid, int signum) sends
signal specified by signum to all processes owned by uid, excluding the
calling process itself.
On Mon, 6 Jun 2011, grarpamp wrote:
I know we've got polling. And probably MSI-X in a couple drivers. Pretty
sure there is still one CPU doing the interrupt work? And none of the
multiple queue thread spreading tech exists?
Actually, with most recent 10gbps cards, and even 1gbps cards, we
On Tue, 31 May 2011, m...@freebsd.org wrote:
I am looking into potentially MFC'ing r212367 and related, that adds drains
to sbufs. The reason for MFC is that several pieces of new code in CURRENT
are using the drain functionality and it would make MFCing those changes
much easier.
The
On Mon, 30 May 2011, Mark Saad wrote:
So I am stumped on this one. I want to know what the IP of each
nfs server that is providing each nfs export. I am running 7.4-RELEASE
When I run mount -t nfs I see something like this
VIP-01:/export/source on /mnt/src
VIP-02:/export/target on
On Tue, 31 May 2011, Alexander Best wrote:
On Mon May 30 11, Dieter BSD wrote:
Chris writes:
Ports need attention. The warnings I get there are frightening.
I find it comforting that they're just that: warnings.
How do they frighten you?
High quality code does not have any warnings.
On Fri, 1 Apr 2011, Oleksandr Dudinskyi wrote:
I should like more specifically disclose my plan of action. One of the main
tasks is find the places where registered errors, subsequently error
analysis (their type) and separation errors related to disk and modifying
the output format. There
On Wed, 30 Mar 2011, Warner Losh wrote:
On Mar 30, 2011, at 9:23 AM, Dimitry Andric wrote:
This is a rather nasty hack, though. If we can make it work, we should
probably try using --sysroot instead, or alternatively, -nostdinc and
adding include dirs by hand. The same for executable and
On Sat, 26 Mar 2011, Jesse Smith wrote:
I'm interested in working on the Port prebind from OpenBSD project
mentioned on the FreeBSD Ideas page. (
http://wiki.freebsd.org/IdeasPage#head-d28cdd95ca1755d5afe63d653cb4926d4bdc99de
)
There isn't much to go on from the project description and I'm
On Fri, 25 Mar 2011, Dudinskyi Olexandr wrote:
My name is Dudinskyi Oleksandr. I am a student of National aviation
university, Ukraine. I want to participate in GSoC 2011 with your
organization.
My project: Disk device error counters, iostat –e.
I thing this project is very necessary in
On Sat, 12 Feb 2011, Alexander Leidinger wrote:
On Sat, 12 Feb 2011 00:52:48 + (GMT) Robert Watson
rwat...@freebsd.org wrote:
The one comment I'd make is that the MAC case should indicate that The MAC
Framework is supported, rather than mandatory access controls being
present
On Fri, 11 Feb 2011, Alexander Leidinger wrote:
during the last GSoC various FEATURE macros where added to the system.
Before committing them, I would like to get some review (like if macro is in
the correct file, and for those FEATURES where the description was not taken
from NOTES if the
On Fri, 11 Feb 2011, Ilya Bakulin wrote:
When I was beginning this GSoC work, I primarily thought about unifying the
way to determine if particular feature exists in the kernel. Of course there
should be at least one way to check if the feature is available or not (by
definition: if I may use
On Fri, 11 Feb 2011, Santosh Rao Gururajan wrote:
I have a host machine with 2 ixgbe NICs. I am trying to pass the frames from
one NIC to the other with the lowest possible overhead to the host (high
speed bridge). I am wondering if I can do a rx-ring to tx-ring DMA copy
without creating a
On Tue, 8 Feb 2011, Alan Cox wrote:
On Tue, Feb 8, 2011 at 6:20 AM, Ivan Voras ivo...@freebsd.org wrote:
Is it possible to track by some way what kernel system, process or thread
has wired memory? (including data exists but needs code to extract it)
No.
I'd like to analyze a system
On Sat, 5 Feb 2011, dieter...@engineer.com wrote:
Why would doing a printf(9) in a device driver (usb, firewire, probably
others) cause an obscenely long lockout on
/usr/src/sys/kern/uipc_sockbuf.c:148 (sx:so_rcv_sx) ?
Printf(9) alone isn't the problem, adding printfs to chown(2) does not
On Tue, 28 Dec 2010, Avleen Vig wrote:
After searching high and low and not finding exactly what I wanted (although
Adrian Chadd's documents came close), I decided to document a lengthy but
worthwhile procedure:
How to install a FreeBSD DomU guest in a Linux Dom0 Xen host, from scratch,
On Wed, 10 Nov 2010, Ulrich Spörlein wrote:
I have this cleanup of libkvm sitting in my tree and it needs a little bit
of testing, especially the function kvm_proclist, which is only called from
kvm_deadprocs which is only called from kvm_getprocs when kd is not ALIVE.
The only consumer in
On Wed, 27 Oct 2010, Benjamin Kaduk wrote:
On Wed, 27 Oct 2010, Kostik Belousov wrote:
On Wed, Oct 27, 2010 at 10:59:56AM -0400, Benjamin Kaduk wrote:
[1] The old (racy) function is osi_TryEvictVCache, here:
On Tue, 19 Oct 2010, Alexander Best wrote:
does this limitation still exist?
Sysctls can be added dynamically using the sysctl_add_oid(9) KPI, which has
existed (as far as I'm aware) at least since FreeBSD 4.x. It could be that
this KPI provides the functionality required to do what the
On Wed, 22 Sep 2010, Maxim Sobolev wrote:
On 9/22/2010 6:37 AM, John Baldwin wrote:
Unfortunately this can't be MFC'd to 7 as it would destroy the ABI for
existing klds.
Ah, ok, sorry, I did only check RELENG_7. Can we make it a kernel option
then?
In principle, yes, but MAXCPU is used
On Fri, 17 Sep 2010, Andre Oppermann wrote:
Although keeping free items around improves performance, it does consume
memory too. And the fact that that memory is not freed on lowmem condition
makes the situation worse.
Interesting. We may run into related issues with excessive mbuf
On Sun, 25 Jul 2010, Alexander Motin wrote:
The numbers that you are showing doesn't show much difference. Have you
tried buildworld?
If you mean relative difference -- as I have told, it's mostly because of my
CPU. It's maximal boost is 266MHz (8.3%), but 133MHz of them is enabled most
of
On Mon, 10 May 2010, Lev Serebryakov wrote:
I'm proting some application from Linux, which discover its stack bounds by
reading and pasing /proc/self/maps. FreeBSD have /prov/curproc/map, but
I can not find how to determine which record is for stack (I've looked into
implementation of
On Fri, 9 Apr 2010, Alexander Churanov wrote:
2010/4/9 Leinier Cruz Salfran salfrancl.lis...@gmail.com
i want to ask you one thing: can you make the 'pkg_install' suite reusable
.. means install 'libinstall.a' as a shared object in order to make it
reusable by others devs
I'd like to add
On Fri, 9 Apr 2010, Charlie Kester wrote:
It was a watershed moment in my programming career when I realized that the
bubbles on those DFD charts we used to use for structured design could be
whole processes and not just functions in a single, monolithic program.
Suddenly everything the
On Sat, 10 Apr 2010, jax wrote:
I am Igor Druzhinin and I want to participate in GSoC 2010 in FreeBSD
project. I want to propose to completely realise fast syscalls support for
FreeBSD on x86 platform. I have already submited my proposal few days ago on
GSoC site and tried to contact with
On Fri, 26 Mar 2010, per...@pluto.rain.com wrote:
Robert Watson rwat...@freebsd.org wrote:
... web browsers [are] basically operating systems at this point ...
Isn't this a bit of an exaggeration? Not too many browsers have to deal
with process/thread scheduling, or device drivers
On Wed, 24 Mar 2010, Ivan Voras wrote:
Wouldn't it be nice to have a blessed (i.e. present-in-base) script
language interpreter with a syntax that has evolved since the 1970-ies?
(with a side-glance to C that *has* evolved since the KR style).
...
As a possible alternative, or at least to
On Tue, 2 Mar 2010, Selphie Keller wrote:
- (2) Could you let me know how your login.conf + user labels are
configured, and show me the output of ps -axZ | grep sshd?
/etc/login.conf label configurations I use
Staff users: label=mls/2(low-high)
Deamons: label=mls/equal(equal-equal)
Insecure
On Thu, 4 Mar 2010, sean connolly wrote:
Automatic reporting would end up being a mess given that panics can be
caused by hardware problems. Having an autoreport check if memtest was run
before it reports, or having it only run with -CURRENTmight be useful.
Hi Sean, Dan, et al:
I'm not
On Mon, 1 Mar 2010, Estella Mystagic wrote:
Found issues with sysctl mibs security.mac.biba.ptys_equal,
security.mac.lomac.ptys_equal, security.mac.mls.ptys_equal, not supporting
new /dev/pts terminal system in FreeBSD 8, proposed fix for issue.
When using a higher security grade/clearance
On Tue, 2 Mar 2010, Robert Watson wrote:
Thanks for this patch. I'll go ahead and merge it, but had two questions:
Committed as r204581, thanks!
Robert
___
freebsd-hackers@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd
On Thu, 18 Feb 2010, Mikolaj Golub wrote:
Below is a simple test code with unix sockets: the client does
connect()/close() in loop and the server -- accept()/close().
Sometimes close() fails with 'Socket is not connected' error:
Hi Mikolaj:
Thanks for this report, and sorry about not
On Mon, 1 Feb 2010, Lukasz Jaroszewski wrote:
I am wondering about most elegant and proper way to get IP header fields
from mbuf, using PFILs. I have read Murat Balaban paper on PFIL_HOOKS where
I found some example function. Question is how can I access IP header field
in such manner.
The
On Sun, 31 Jan 2010, shashidhara none wrote:
I am interested to contribute to FreeBSD network stack. I found some
projects at http://wiki.freebsd.org/Networking . But could not figure out
how to start working on the same. Please help.
Hi Shashi--
The FreeBSD network stack is a very large
On Sat, 23 Jan 2010, Sherin George wrote:
i am facing some sort of strange network issue in a freebsd server
occasionally.
OS: FreeBSD 8.0-RELEASE - amd64
The servers loses network connection once in a few days. I logged into
console and verified that network is up. I even restarted
On Thu, 24 Dec 2009, RW wrote:
And also according to Schneier it is a good idea to save state of the PRNG
and restore it on boot to make it more seeded.
In the default configuration, we save some PRNG output every few minutes
(using cron) to a file in /var so that it can be re-injected into
On Thu, 24 Dec 2009, Paul Graphov wrote:
And also according to Schneier it is a good idea to save state of the PRNG
and restore it on boot to make it more seeded.
In the default configuration, we save some PRNG output every few minutes
(using cron) to a file in /var so that it can be
On Tue, 15 Dec 2009, Linda Messerschmidt wrote:
This is a new one on me:
Hi Linda--
Unfortunately, this has historically been a tricky panic to debug, as it's
associated with a sanity check that picks up kernel memory corruption that may
have occurred at a much earlier time. Without a
On Thu, 10 Dec 2009, Nate Eldredge wrote:
What about using posix_spawn(3)? This is implemented in terms of vfork(),
so you'll gain the same performance advantages, but it avoids many of
vfork's pitfalls. Also, since it's a POSIX standard function, you needn't
worry that it will go away or
On Mon, 30 Nov 2009, xorquew...@googlemail.com wrote:
jackd (audio/jack) creates a directory in /tmp with a UNIX domain socket in
it. Clients connect to this socket to communicate with the server.
We currently support the sharing of UNIX domain sockets between file system
layers on either
On Mon, 30 Nov 2009, Ivan Voras wrote:
What's the sane solution, then, when the only method of communication is
unix domain sockets?
It is a security problem. I think the long-term solution would be to add a
sysctl analogous to security.jail.param.securelevel to handle this.
I don't think
On Tue, 1 Dec 2009, Linda Messerschmidt wrote:
On Mon, Nov 30, 2009 at 10:14 AM, Ivan Voras ivo...@freebsd.org wrote:
What's the sane solution, then, when the only method of communication
is unix domain sockets?
It is a security problem. I think the long-term solution would be to add a
On Thu, 10 Dec 2009, Robert Watson wrote:
On Mon, 30 Nov 2009, xorquew...@googlemail.com wrote:
jackd (audio/jack) creates a directory in /tmp with a UNIX domain socket in
it. Clients connect to this socket to communicate with the server.
We currently support the sharing of UNIX domain
On Tue, 17 Nov 2009, Sharad Chandra wrote:
Is it known bug or is there any workaround? How will a userland process make
sure that process will not crash as malloc(3) can allocate where ever it get
the memory free to use.
mprotect(2) operates on pages, so you'll want to use mmap(2) and
On Wed, 21 Oct 2009, Alexander Best wrote:
this code serves only one purpose: to trigger a segfault. i don't use the
code for any other purpose. i was under the impression that mmap() should
either succeed or fail (tertium non datur). mmap's manual doesn't say
anything about mmap() causing
On Mon, 12 Oct 2009, Ivan Voras wrote:
2009/10/12 Alfred Perlstein alf...@freebsd.org:
* Ivan Voras ivo...@freebsd.org [091012 04:29] wrote:
I'm trying to work around some extreme brain damageness in PHP (yes, it
sucks) which doesn't have a way to set TCP_NODELAY on stream sockets so
I'm
On Wed, 26 Aug 2009, Dag-Erling Smørgrav wrote:
Here is the link i used to find this code
http://www.watson.org/~robert/freebsd/jailng/
You realize that this is eight years old, right? And that the jail
infrastructure has been extensively modified since then, and is currently
being
On Sat, 22 Aug 2009, Marc Balmer wrote:
I was looking for the same info a time ago .. something that would allow me
to gather all the info from the same place, but the only thing I came up
with was the very same discussion about the sensors framework port and
nothing else.
Any info on any
On Sun, 16 Aug 2009, David Wagner wrote:
I accept your argument that there is no point trying to defend against
deliberate communication of information between two cooperating processes
via some sneaky channel; there is no hope of stopping that in
general-purpose commodity OS's. If process
On Sun, 16 Aug 2009, Oliver Pinter wrote:
FreeBSD manages its process files more cautiously than Linux12 : it puts all
register values into the file /proc/pid/regs that can only be read by the
owner of a process, which blocks the information used by
This is inaccurate, but largely in an
On Fri, 10 Jul 2009, Ivan Voras wrote:
Robert Watson wrote:
On Wed, 8 Jul 2009, Wojciech Puchar wrote:
i'm getting that crap every time i remount filesystem and on startup.
GEOM_LABEL: Label ufsid/48dd2cbe8423dd9e removed.
GEOM_LABEL: Label for provider mirror/sysa is ufsid/48dd2cbe8423dd9e
On Wed, 8 Jul 2009, Wojciech Puchar wrote:
i'm getting that crap every time i remount filesystem and on startup.
GEOM_LABEL: Label ufsid/48dd2cbe8423dd9e removed.
GEOM_LABEL: Label for provider mirror/sysa is ufsid/48dd2cbe8423dd9e.
GEOM_LABEL: Label ufsid/48dd2cbe8423dd9e removed.
GEOM_LABEL:
On Tue, 30 Jun 2009, Mel Flynn wrote:
It looks like sys/kern/kern_proc.c could call mincore around the loop at
line 1601 (rev 194498), but I know nothing about the vm subsystem to know
the implications or locking involved. There's still 16 bytes of spare to
consume, in the kve_vminfo struct
On Sun, 28 Jun 2009, Sebastian Huber wrote:
suppose that a certain time event triggered several callout functions. What
happens if the first of these callout functions blocks on the Giant lock?
Does this delay all further callout functions until the Giant lock is
available for the first
On Tue, 26 May 2009, Menshikov Konstantin wrote:
Yes. But jail cannot allocate block and inode above root path. In
allocation functions, whether for example ffs_alloc we have access to
ucred process and we can check up there is a process in jail.
Yes, you can check this for jailed process.
On Thu, 21 May 2009, xorquew...@googlemail.com wrote:
How do I compile the system binutils (contrib/binutils) as i386 - x86_64
cross utils? That is, binutils that will run on an i386 host but will
produce x86_64 binaries?
I'm trying to produce a bootstrapping compiler for a port and need to
On Fri, 8 May 2009, Konrad Heuer wrote:
sporadically, I observe a strange but serious problem in our large NFS
environment. NFS servers are Linux and OS X with StorNext/Xsan cluster
filesystems, NFS clients Linux and FreeBSD.
NFS client A changes a file, but nfs client B (running on FreeBSD)
On Tue, 12 May 2009, Robert Watson wrote:
Normally, NFS clients implement open-to-close consistency, which dictates
that when a close() occurs on client A, all pending writes on the file
should be issued to the server before close() returns, so that a signal to
client B to open() the file
On Thu, 30 Apr 2009, Oliver Pinter wrote:
Is the FreeBSD's FS management so slow?
http://www.netbsd.org/~ad/50/img15.html
Or so big is the difference between the two cpu scheduler?
Also, there's a known and serious performance regression in CAM relating to
tgged queueing, and the generic
On Sat, 11 Apr 2009, Andrew Brampton wrote:
I'm having a problem with memguard(9) on FreeBSD 7.1 but before I ask about
that I just need to check my facts about malloc.
When in interrupt context malloc must be called with M_NOWAIT, this is
because I can't sleep inside a interrupt. Now when I
On Sat, 11 Apr 2009, Andrew Brampton wrote:
Thanks very much for your detailed reply. I'm slowly understanding how
everything in FreeBSD fits together, and I appreciate your help.
I've been given a project to take over, and all of the design decisions were
made before I started working on
On Tue, 7 Apr 2009, Stephan Lichtenauer wrote:
Am 02.04.2009 um 19:26 schrieb Robert Watson:
In the BeOS model, or my reinterpretation based on something I read a long
time ago and then presumably had dreams about, the split is a bit
different: the file system maintains indexes of extended
On Thu, 2 Apr 2009, Gabriele Modena wrote:
On Sun, Mar 22, 2009 at 6:52 PM, Robert Watson rwat...@freebsd.org wrote:
We are certainly not uninterested in projects along these lines, but I
think the trick will be creating a convincing proposal that argues that (a)
you can do the work
On Fri, 27 Mar 2009, Scott Long wrote:
I've been talking about this for years. All I need is help with the VM
magic to create the page on fork. I also want two pages, one global for
gettimeofday (and any other global data we can think of) and one per-process
for static data like
On Fri, 27 Mar 2009, Scott Long wrote:
I've been talking about this for years. All I need is help with the VM
magic to create the page on fork. I also want two pages, one global for
gettimeofday (and any other global data we can think of) and one per-process
for static data like
On Fri, 27 Mar 2009, Sergey Babkin wrote:
Would not a normal mmap be duplicated on fork? I'd do it as a small
pseudo-= driver
that allows to mmap this page. Then libc would open this pseudo-d=
evice and mmap it,
either in the on-load handler or on the first call of=
gettimeofday().
On Fri, 27 Mar 2009, Poul-Henning Kamp wrote:
In message alpine.bsf.2.00.0903272254460.12...@fledge.watson.org, Robert Wats
on writes:
I guess interesting questions are whether (a) it would be desirable to have
per-page, per-cpu, or per-thread mappings. If there are non-synchronized
TSCs,
On Fri, 27 Mar 2009, Poul-Henning Kamp wrote:
In message alpine.bsf.2.00.0903272303040.12...@fledge.watson.org, Robert
Wats on writes:
In which case user application threads will need to know their CPU [...]
Didn't jemalloc solve that problem once already ?
I think jemalloc implements
On Thu, 26 Mar 2009, ttw+...@cobbled.net wrote:
On 25.03-05:31, David Schultz wrote:
[ ... ]
A person's Copyright doesn't go away just because they die, disappear, or
fail to respond. If you can't contact them, their heirs, or whomever they
transferred the Copyright to, you're stuck.
yeah
On Sun, 22 Mar 2009, Yoshihiro Ota wrote:
On Fri, 20 Mar 2009, Yoshihiro Ota wrote:
1. With TCP connections, only sender side can detect some communication
issues passively if happened. By using two connections, you lost that
ability by your self. I agree on this one.
Could you expand a
On Sat, 21 Mar 2009, Gabriele Modena wrote:
I am an AI master student at the university of Amsterdam.
On of my current research interests lays in the area of information
retrieval and I would like to do a project within my University research
group starting next june.
I am actually
On Fri, 20 Mar 2009, Yoshihiro Ota wrote:
1. With TCP connections, only sender side can detect some communication
issues passively if happened. By using two connections, you lost that
ability by your self. I agree on this one.
Could you expand a bit on this point? While the connection
On Tue, 17 Mar 2009, srikanth jampala wrote:
This is my first posting.
I want the notifications about the SA (security association) add/delete
events, from the kernel to my externel kernel module.
How can I do this... ?
Thanks in advance for ur suggestions.
I'm not sure if PF_KEY has
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