On 09/18/14 13:50, Gleb Smirnoff wrote:
Navdeep,
On Thu, Sep 18, 2014 at 01:09:05PM -0700, Navdeep Parhar wrote:
N> Consider changing if_inc_counter to be inline and have it take const
N> ints for the counter and increment. The compiler will optimize away all
N> the unneeded code in if_inc_counter.
Yep, constifying is a good idea.
Regarding the contents of if_inc_counter(). The plan is to remove racy
counters, make array of counter(9), then if_inc_counter() will get rid
of switch(), instead it will do:
counter_u64_add(ifp->counters[cnt]);
We can't make it inline, since we want drivers to be not aware of
struct ifnet entirely.
You can hide ifnet behind a stable KPI or KBI. Looks like your goal is
the latter.
Regards,
Navdeep
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