On 11/12/12 3:49 PM, Adrian Chadd wrote:
On 12 November 2012 15:26, Alan Cox <a...@rice.edu> wrote:
On 11/12/2012 5:24 PM, Adrian Chadd wrote:
.. wait, so what exactly would the difference be between M_NOWAIT and
M_WAITOK?
Whether or not the allocation can sleep until memory becomes available.
Ok, so we're still maintaining that particular behaviour. Cool.
no mem | mem avail
----------------------------------------------
M_WAITOK | wait, then success | success |
----------------------------------------------
M_NOWAIT | returns failure | success |
----------------------------------------------
the question is whether the top left can ever fail for any other reason.
Adrian
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