Re: git pull request for tip/tracing/urgent
From: Tejun Heo
Date: Wed Feb 11 2009 - 04:17:06 EST
Hello,
Ingo Molnar wrote:
> This bit:
>
> ".section .fixup, \"ax\"\n"
> "4: movl $1, %[faulted]\n"
> " jmp 3b\n"
> ".previous\n"
>
> Can be thought of as an 'embedded' or 'nested' section - the '.previous'
> directive jumps back to whatever section we were in before. This can be
> nested multiple times too:
>
> .section A
> [...]
> .section B
> [...]
> .section C
> [...]
> .previous
> [...]
> .previous
> [...]
> .previous
That will result in...
A->B->C->B->C->B
.pushsection and .popsection should be used for nesting, right?
Thanks.
--
tejun
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