On Mon, 24 Sep 2007 11:44:35 +0400, Alexey Dobriyan said: > Interesting. Here is output from kernel with patch applied and leak > plugged into proc_dointvec() (I checked twice): > > $ grep kcalloc /proc/slab_allocators > $ grep proc_dointvec /proc/slab_allocators > size-64: 19 proc_dointvec+0x48/0xa0 Argh, went to "cancel" that previous msg and retry when I realized you meant it was with *your* patch installed, managed to send it anyhow.. I wonder if the only reason it's working for you is because gcc is doing some tail-recursion magic on the kcalloc() call (which calls to __kmalloc), which just happens to make it work, and if the tail-recursion wasn't happening it would be busticated.
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