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How can I see dmesg output as it chageschanges?

I'm writing a device driver that printprints error message ininto ring bufferring buffer dmesg output. I want to see the output of dmesgdmesg as it changes. 

How can I do this?

How can I see dmesg output as it chages?

I'm writing device driver that print error message in ring buffer dmesg output. I want to see the output of dmesg as it changes. How can I do this?

How can I see dmesg output as it changes?

I'm writing a device driver that prints error message into ring buffer dmesg output. I want to see the output of dmesg as it changes. 

How can I do this?

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Milad Khajavi
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How can I see dmesg output as it chages?

I'm writing device driver that print error message in ring buffer dmesg output. I want to see the output of dmesg as it changes. How can I do this?