On Tue, 20 Jan 2009, Danny Braniss wrote:
I just stumbled on this, ps(1) gives different info if the user is root or
a
simple mortal:
simple-mortal ps p8130
PID TT STAT TIME COMMAND
8130 ?? Is 0:05.72 [java]
root# ps p8130
PID TT STAT TIME COMMAND
On Wed, 21 Jan 2009, Danny Braniss wrote:
thanks Robert, it is always educational to read your answers!
i have set kern.ps_arg_cache_limit, as you suggested to 4k, but i think 512
would have been enough (excluding those pathological cases of 'command *')
btw, this tomcat/java command line
Question 1:
I am writing a driver that would use per-open private data (among other
features).
Do I have to use D_TRACKCLOSE flag in this case?
In general I am a little bit confused about when d_close is invoked.
Supposing D_TRACKCLOSE is not set and multiple programs concurrently
open, use and
On Wed, 21 Jan 2009, Danny Braniss wrote:
thanks Robert, it is always educational to read your answers!
i have set kern.ps_arg_cache_limit, as you suggested to 4k, but i think 512
would have been enough (excluding those pathological cases of 'command *')
btw, this tomcat/java
Question 3:
is it ok to use M_WAITOK in pci attach routine?
--
Andriy Gapon
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On Wednesday 21 January 2009, Andriy Gapon wrote:
Question 3:
is it ok to use M_WAITOK in pci attach routine?
Yes.
--HPS
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Hi,
I'm doing the unusual task of converting some c++ code into a FreeBSD
kernel module. Now all has been going great, and thus far I've been
able to debug quite a bit of it using printfs. However, I decided to
start using a kernel debugger, and to make this easier I passed g++
the –O0 flag, to
On Wed, Jan 21, 2009 at 01:20:51PM +0200, Andriy Gapon wrote:
Question 1:
I am writing a driver that would use per-open private data (among other
features).
Do I have to use D_TRACKCLOSE flag in this case?
No, the dtr registered with devfs_set_cdevpriv(), is called exactly once
when the last
on 21/01/2009 15:35 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 01:20:51PM +0200, Andriy Gapon wrote:
Question 1:
I am writing a driver that would use per-open private data (among other
features).
Do I have to use D_TRACKCLOSE flag in this case?
No, the dtr registered with
On Tue, 20 Jan 2009, M. Warner Losh wrote:
In message: ed8027db0901200821g4f78beeek1d6a4b489587...@mail.gmail.com
Jacky Oh assaulter0...@gmail.com writes:
: Hi,
:
: I'm writing a syscall module and he compiles well but at load time, kldload
: shows:
:
: KLD: program.ko: depends of
On Wed, Jan 21, 2009 at 03:40:24PM +0200, Andriy Gapon wrote:
on 21/01/2009 15:35 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 01:20:51PM +0200, Andriy Gapon wrote:
Question 1:
I am writing a driver that would use per-open private data (among other
features).
Do I have to
On Wed, 21 Jan 2009, Andriy Gapon wrote:
Question 1: I am writing a driver that would use per-open private data
(among other features). Do I have to use D_TRACKCLOSE flag in this case? In
general I am a little bit confused about when d_close is invoked. Supposing
D_TRACKCLOSE is not set and
on 21/01/2009 15:55 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 03:40:24PM +0200, Andriy Gapon wrote:
on 21/01/2009 15:35 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 01:20:51PM +0200, Andriy Gapon wrote:
Question 1:
I am writing a driver that would use per-open
on 21/01/2009 16:05 Robert Watson said the following:
On Wed, 21 Jan 2009, Andriy Gapon wrote:
Question 1: I am writing a driver that would use per-open private data
(among other features). Do I have to use D_TRACKCLOSE flag in this
case? In general I am a little bit confused about when
On Wed, Jan 21, 2009 at 04:07:54PM +0200, Andriy Gapon wrote:
on 21/01/2009 15:55 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 03:40:24PM +0200, Andriy Gapon wrote:
on 21/01/2009 15:35 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 01:20:51PM +0200, Andriy Gapon
On Wed, Jan 21, 2009 at 04:12:23PM +0200, Andriy Gapon wrote:
on 21/01/2009 16:05 Robert Watson said the following:
On Wed, 21 Jan 2009, Andriy Gapon wrote:
Question 1: I am writing a driver that would use per-open private data
(among other features). Do I have to use D_TRACKCLOSE
on 21/01/2009 16:15 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 04:12:23PM +0200, Andriy Gapon wrote:
on 21/01/2009 16:05 Robert Watson said the following:
On Wed, 21 Jan 2009, Andriy Gapon wrote:
Question 1: I am writing a driver that would use per-open private data
(among
Do I need to code for MOD_UNLOAD for driver module that also creates a cdev?
I see in the current code that one strategy is to simply call
destroy_dev(). I guess detach routines are called automatically and
destroy_dev can be done there as well..
Is it reasonable to refuse unload if cdev is in
On Wed, Jan 21, 2009 at 05:03:20PM +0200, Andriy Gapon wrote:
Do I need to code for MOD_UNLOAD for driver module that also creates a cdev?
I see in the current code that one strategy is to simply call
destroy_dev(). I guess detach routines are called automatically and
destroy_dev can be done
on 21/01/2009 17:39 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 05:03:20PM +0200, Andriy Gapon wrote:
Do I need to code for MOD_UNLOAD for driver module that also creates a cdev?
I see in the current code that one strategy is to simply call
destroy_dev(). I guess detach
On Wed, Jan 21, 2009 at 05:50:38PM +0200, Andriy Gapon wrote:
on 21/01/2009 17:39 Kostik Belousov said the following:
On Wed, Jan 21, 2009 at 05:03:20PM +0200, Andriy Gapon wrote:
Do I need to code for MOD_UNLOAD for driver module that also creates a
cdev?
I see in the current code that
On Wednesday 17 December 2008 8:52:38 am pluknet wrote:
2008/12/17 pluknet pluk...@gmail.com:
2008/12/16 Kostik Belousov kostik...@gmail.com:
On Tue, Dec 16, 2008 at 03:23:28PM +0300, pluknet wrote:
Hi.
Could the PRINTF_BUFR_SIZE option be safely merged into RELENG_6 without
merging a
On Tuesday 16 December 2008 8:16:44 am Andriy Gapon wrote:
Again, I am very fuzzy about the exact details, but I think that this is
something that could be happening and I think that SMI is of primary
interest here. I also think that this might explain to a certain degree
the difference in
On Tuesday 23 December 2008 12:33:22 pm Andre Albsmeier wrote:
On Wed, 17-Dec-2008 at 00:04:30 +0100, Andre Albsmeier wrote:
Hello all,
I am writing a driver which attaches to the Host-PCI bridge. When
compiled into the kernel or loaded by the loader everything works
and the driver
On Mon, Jan 19, 2009 at 07:41:35PM -0500, Brian Fundakowski Feldman wrote:
On Fri, Jan 16, 2009 at 02:36:06PM -0800, Jason Evans wrote:
Brian Fundakowski Feldman wrote:
Could you, and anyone else who would care to, check this out? It's a
regression
fix but it also makes the code a
On Wed, Jan 21, 2009 at 4:12 AM, Andrew Brampton
brampton+freebsd-hack...@gmail.com wrote:
Hi,
I'm doing the unusual task of converting some c++ code into a FreeBSD
kernel module. Now all has been going great, and thus far I've been
able to debug quite a bit of it using printfs. However, I
On Wed, 21 Jan 2009, Brian Fundakowski Feldman wrote:
On Mon, Jan 19, 2009 at 07:41:35PM -0500, Brian Fundakowski Feldman wrote:
On Fri, Jan 16, 2009 at 02:36:06PM -0800, Jason Evans wrote:
Brian Fundakowski Feldman wrote:
Could you, and anyone else who would care to, check this out? It's a
On 2009-01-21 13:12, Andrew Brampton wrote:
The .ii file (post-processed source) did NOT mention memmove at all.
So I found it very odd that an undefined symbol existed in the object
file. So then I looked in the .s file (asm), and it was clearing
making a single call to memmove.
This can
On Thu, 22 Jan 2009 00:44:23 +0100
Dimitry Andric dimi...@andric.com wrote:
On 2009-01-21 13:12, Andrew Brampton wrote:
The .ii file (post-processed source) did NOT mention memmove at all.
So I found it very odd that an undefined symbol existed in the
object file. So then I looked in the
2009/1/21 Alexander Kabaev kab...@gmail.com:
From GCC's info pages:
Most of the compiler support routines used by GCC are present in
`libgcc', but there are a few exceptions. GCC requires the
freestanding environment provide `memcpy', `memmove', `memset' and
`memcmp'.
/end quote
We do
On Thu, 22 Jan 2009 00:52:13 +
Andrew Brampton brampton+freebsd-hack...@gmail.com wrote:
2009/1/21 Alexander Kabaev kab...@gmail.com:
From GCC's info pages:
Most of the compiler support routines used by GCC are present in
`libgcc', but there are a few exceptions. GCC requires the
I think there *is* a real bug here, but there's two distinct ways
to fix it. When a threaded process forks, malloc acquires all its
locks so that its state is consistent after a fork. However, the
post-fork hook that's supposed to release these locks fails to do
so in the child because the child
On Wed, 21 Jan 2009, David Schultz wrote:
I think there *is* a real bug here, but there's two distinct ways
to fix it. When a threaded process forks, malloc acquires all its
locks so that its state is consistent after a fork. However, the
post-fork hook that's supposed to release these locks
On Thu, Jan 22, 2009, Daniel Eischen wrote:
On Wed, 21 Jan 2009, David Schultz wrote:
I think there *is* a real bug here, but there's two distinct ways
to fix it. When a threaded process forks, malloc acquires all its
locks so that its state is consistent after a fork. However, the
On Wed, 21-Jan-2009 at 14:08:37 -0500, John Baldwin wrote:
On Tuesday 23 December 2008 12:33:22 pm Andre Albsmeier wrote:
On Wed, 17-Dec-2008 at 00:04:30 +0100, Andre Albsmeier wrote:
Hello all,
I am writing a driver which attaches to the Host-PCI bridge. When
compiled into the
On Thu, Jan 22, 2009, David Schultz wrote:
If you can't implement functions that are required to be
async-signal-safe like fork() and exec() without malloc(), then
for now I guess we should go for something along the lines of what
Brian is proposing. If the app programmer has taken special
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