Re: [PATCH] simplify update_times (avoid jiffies/jiffies_64aliasing problem)
From: Atsushi Nemoto
Date: Fri Mar 03 2006 - 11:24:38 EST
>>>>> On Thu, 02 Mar 2006 21:45:56 -0800 (PST), "David S. Miller" <davem@xxxxxxxxxxxxx> said:
>> I and Ralf talked a bit about the jiffies issue. Making an union
>> containing jiffies and jiffies_64 looks good to avoid such an
>> optimization problem, but it would affect so many existing codes.
davem> Maybe use an anonymous union? That might help...
Do you mean something like this:
union {
struct {
unsigned long pad;
unsigned long jiffies;
};
u64 jiffies_64;
};
Unfortunately a toplevel anonymous union looks not allowed...
---
Atsushi Nemoto
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