Messages in this thread | | | From | Dan Streetman <> | Date | Tue, 24 Jun 2014 11:41:33 -0400 | Subject | Re: [PATCHv2 6/6] mm/zpool: prevent zbud/zsmalloc from unloading when used |
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On Mon, Jun 23, 2014 at 5:48 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > On Mon, 2 Jun 2014 18:19:46 -0400 Dan Streetman <ddstreet@ieee.org> wrote: > >> Add try_module_get() to zpool_create_pool(), and module_put() to >> zpool_destroy_pool(). Without module usage counting, the driver module(s) >> could be unloaded while their pool(s) were active, resulting in an oops >> when zpool tried to access them. > > Was wondering about that ;) We may as well fold > this fix into "mm/zpool: implement common zpool api to zbud/zsmalloc"?
Yes. Sorry, I had this pulled out of that because I was trying to keep the patches logically separated. But they do need to be together, to be safe ;-)
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