Re: [PATCH 1/2 v2] kref: add kref_test_and_get
From: Alexey Dobriyan
Date: Wed Jan 05 2011 - 10:43:27 EST
On Wed, Jan 5, 2011 at 5:02 PM, Jerome Marchand <jmarchan@xxxxxxxxxx> wrote:
> Add kref_test_and_get() function, which atomically add a reference only if
> refcount is not zero. This prevent to add a reference to an object that is
> already being removed.
Is kref supposed to be used only for "toy" structures where you aren't
expected to do get possibly dead object?
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