Messages in this thread | | | Date | Mon, 19 Nov 2007 18:49:56 -0800 (PST) | From | Christoph Lameter <> | Subject | Re: [rfc 45/45] Modules: Hack to handle symbols that have a zero value |
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On Mon, 19 Nov 2007, Mathieu Desnoyers wrote:
> * clameter@sgi.com (clameter@sgi.com) wrote: > > The module subsystem cannot handle symbols that are zero. It prints out > > a message that these symbols are unresolved. Define a constant > > > > UNRESOLVED > > > > that is used to hold the value used for unresolved symbols. Set it to 1 > > (its hopefully unlikely that a symbol will have the value 1). This is necessary > > so that the pda variable which is placed at offset 0 of the per cpu > > segment is handled correctly. > > > > Wouldn't it be better to simply return a standard ERR_PTR(-ENO....) ?
Good idea. But can you guarantee that this wont clash with an address?
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