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SubjectRe: Linux
On Fri, Mar 04, 2005 at 12:44:31PM -0800, Andrew Morton wrote:

> Here's the list of things which we might choose to put into
> nfsd--exportfs-reduce-stack-usage.patch

Different people want different things with our 2.6.x.y.
I would hope that criteria include (i) patch is obvious,
and (ii) patch fixes an embarrassing flaw.

I see no reason to include random small improvements.

(Always some of these small improvements will be a mistake,
so, in .y, when something is not really broken, don't fix it.
Maybe people were actually seeing stack overflows here?)


>> From: NeilBrown <>
>> find_exported_dentry() declares
>> char nbuf[NAME_MAX+1];
>> in 2 separate places, and gcc allocates space on the stack for both
>> of them. Having just one of them will suffice, if we can put put
>> with its scope.
>> Reduces function stack usage on x86-32 from 0x230 to 0x130.

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