On Tue, Dec 17, 2002 at 02:31:31PM -0500, Andrew Gallatin wrote: > > mbuf and bpf routines are all mp-safe, so it seems that > > it is safe to make network device drivers out of Giant lock. > > Or is there any unresolved related issues? > > Yes, the mbuf allocator must occasionally call kmem_malloc(), which > requires Giant. This means no net driver can be made INTR_MPSAFE, > or it will eventually panic when kmem_malloc is called.
I found and read the thread that you and Alan had discussed about this problem just before. Then what about making updated version of mb_pop_cont() that accepts occasionally acquiring Giant? -- Kyunghwan Kim [EMAIL PROTECTED] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
