Re: [RFC] [PATCH 2.6.37-rc5-tip 4/20] 4: uprobes: Adding andremove a uprobe in a rb tree.
From: Peter Zijlstra
Date: Wed Jan 26 2011 - 10:33:10 EST
On Wed, 2011-01-26 at 20:48 +0530, Srikar Dronamraju wrote:
> * Peter Zijlstra <peterz@xxxxxxxxxxxxx> [2011-01-26 11:14:07]:
>
> > On Wed, 2011-01-26 at 14:15 +0530, Srikar Dronamraju wrote:
> > >
> > >
> > > Okay, Will do, but Is there a reason for moving the fvalue out of the
> > > uprobe_consumer? Except for reducing the size of the structure, I am
> > > unable to see advantage.
> >
> > That's about it, and its the normal way to do such things in kernel
> > space.
>
> But the disadvantage would be we wont be able to share the filter
> functions. Currently i had one patch that implemented the common
> filter functions that tracers could reuse.
But you could still do that, just make then use something like:
struct uprobe_simple_consumer {
struct uprobe_consumer consumer;
unsigned long value;
};
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