* exporting variables across modules
@ 2007-05-11 3:32 Bhuvan Kumar MITTAL
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From: Bhuvan Kumar MITTAL @ 2007-05-11 3:32 UTC (permalink / raw)
To: linux-kernel; +Cc: 'Bhuvan Kumar MITTAL'
I have 2 kernel modules. In one module I have 2 global pointers(of type unsigned char and int respectively). I'd like to use these 2 pointers in the other module. I am adopting the following approach but not really sure whether its right or not:
1. I have exported both the pointers using EXPORT_SYMBOL(sym1) and EXPORT_SYMBOL(sym2)
2. Then in the module in which I want to use these pointers I have declared these 2 pointers as global extern variables as:
extern unsigned char * sym1;
extern unsigned int * sym2;
Is this the right way to use these pointers? Kindly guide me.
Regards,
Bhuvan
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