[PATCH 0/3] ARM 4Kstacks: introduction
joe at perches.com
Tue Oct 18 20:14:08 EDT 2011
On Tue, 2011-10-18 at 16:27 -0700, Tim Bird wrote:
> I'm about to submit a set of patches (really pretty small)
> to add 4K stack support to ARM (defaulted to 'N').
When 4k stacks went away, I thought it safe enough
to submit vsnprintf recursion using %pV.
I believe the current vsnprintf max recursion is 3.
Each recursion uses at least 300 bytes of stack.
That might be some additional issue for 4k stacks.
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