[PATCH] bootgraph: fix for use with dot symbols

[Arjan van de Ven]

Michael Neuling wrote:
> powerpc has dot symbols, so the dmesg output looks like:
>  
> <4>[    0.327310] calling  .migration_init+0x0/0x9c @ 1
> <4>[    0.327595] initcall .migration_init+0x0/0x9c returned 1 after 0 usecs
> 
> The below fixes bootgraph.pl so it handles this correctly.  


question for the ppc folks.... why does the "print symbol" magic format string
thing print a dot symbol and not the real function name?
Should that be fixed instead?