[PATCH] Fixup locking for kernel-linker, needs ndis testing(!)
John Baldwin
jhb at freebsd.org
Tue May 30 15:56:52 PDT 2006
On Saturday 27 May 2006 11:12, Christian S.J. Peron wrote:
>
> Currently, we are using Giant to serialize access into the sysctl tree.
> This means that if the kernel linker is not picking up Giant, there
> could be a race between when the kernel modules load/unload sysctls, and
> somebody reading the sysctl tree.
>
> I am not sure what the best thing to do here is yet. I've looked at the
> locking for sysctl tree, and locking these entry points can be sticky
> due to the recursive nature of the code.
I thought we had a big sx lock to protect the actual sysctl tree itself.
--
John Baldwin
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