what does this do ?

Dave Hylands dhylands at gmail.com
Mon Jan 14 00:27:45 EST 2013


On Sun, Jan 13, 2013 at 11:29 AM, horseriver <horserivers at gmail.com> wrote:
> hi:
>   In kernel code . some function is defined  by
 __attribute__((__section__(".initcall" level ".init")))
>   what does this do ?

It puts the address of the function in a linker section named
.initcallX.init where X is replaced by the level.

These functions are called in order to initialize various subsystems and
drivers during kernel bootup.

Dave Hylands
Shuswap, BC, Canada
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