Re: [RFC] asm-generic: default BUG_ON(x) to "if(x) BUG()"

From: Russell King - ARM Linux
Date: Mon Nov 23 2015 - 11:38:02 EST

On Mon, Nov 23, 2015 at 05:33:59PM +0100, Willy Tarreau wrote:
> I think you could do better by simply calling panic("BUG!") instead as
> BUG() does. It will avoid the printk() call and pushing the file/line
> number onto the stack. It will also probably not inflate the rodata this
> way.

Does that not depend on the architectures BUG() implementation? If an
architecture implements it as a signalling illegal instruction and a
lookup table, changing it to be a panic() would probably be more code.

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