gadrenayan wrote:
> [...]
> c = @cast($frags[0]->f_addr, "volioship_hdr_t",
> "/root/ngadre/unixvm-cvs/src/common/kernel/vxvm/ioship_cvm.h")
> [...]
> The header file is locally available on the machine.
> [...]
> semantic error: type definition 'volioship_hdr_t' not found in '
>
levonshe wrote:
> [...] Is it possible from kernel module or user space to monitor
> which processes were terminated abnormally ? [...]
Depending on the version & configuration, there exist both kernel
tracepoints and kprobe/jprobe sites where the kernel side of these
events may be hooked.
navid Rahimi rahimi...@gmail.com writes:
probe::vm.kmalloc (3stap) - Fires when kmalloc is requested
probe::vm.kmalloc_node (3stap) - Fires when kmalloc_node is requested
Those are systemtap man pages, not kernel API ones.
- FChE
___
Kernelnewbies
valdis.kletni...@vt.edu writes:
[...]
Some paths in the kernel get very deep stacks (for instance, nfs reading
an xfs file that's on an lvm partition on a dm-crypt target is famous for
blowing the stack without any further help). On my laptop, the low-water
mark is already pretty low:
%
Rajat Jain rajatj...@juniper.net writes:
[...] I have a memory location (One of the fields in a kernel data
structure) and I want to track down the code that changes the value
of that particular location. Some thing like a watchpoint.
See the register_wide_hw_breakpoint API. You could write
Robert P. J. Day rpj...@crashcourse.ca writes:
perhaps i've just overlooked it but is there an easy way to see the
current kernel's calculated vermagic string, as defined in the
header file include/linux/vermagic.h thusly? [...]
Another way is systemtap:
# stap -g -e 'probe begin { log (
drewd77.gm drewd77...@gmail.com writes:
Is there any way to call a function defined in a kernel module from within the
kernel proper?
One needs a proper hook mechanism such as kprobes or tracepoints.
I'm trying to keep track of when and for how long a process is being executed
on the
kristof wrote:
[...]
You're iterating over the tasks list without locking it.
[...]
Try to take the tasklist_lock.
Unfortunately, tasklist_lock is not SYMBOL_EXPORT*'d to modules.
- FChE
___
Kernelnewbies mailing list
Hi -
On Tue, Apr 10, 2012 at 02:23:43PM -0400, Robert P. J. Day wrote:
[...]
ok, but i'm curious ... i took a quick look at earlier kernels and i
don't see where struct hlist_head *ever* had a next member field
that is required by this version of systemtap (1.4).
I believe this was related
Hi -
On Tue, Apr 10, 2012 at 04:17:25PM -0400, Robert P. J. Day wrote:
[...]
just FYI, this is the current problem:
[...]
Yup, found it. For now, you could adjust your copy of the runtime.h
header file s/map/mask/ and have at it. We'll plop presently a
polished patch into proper place.
-
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