[lkml]   [2006]   [Aug]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 3/4] Add __global tag where needed.
On Fri, Aug 25, 2006 at 10:52:26AM +0100, David Woodhouse wrote:
> On Thu, 2006-08-24 at 23:30 +0200, Adrian Bunk wrote:
> > Applying this doesn't seem to make much sense until it's clear whether a
> > "build everything except for assembler files at once" approach (that
> > needs less globals) or your current "compile only multi-obj at once"
> > approach (that requires more globals).
> For the kernel itself, I think that building a directory at once is the
> way forward. For modules, obviously the scope is more limited.

For any desktop or server you buy today your patches are a nice
improvement but not that important.

But projects like embedded systems or OLPC that really need want
kernels should be the same projects that already avoid the
10% size penalty of CONFIG_MODULES=y.

> Either way, I'd like to prevent the unnecessary proliferation of
> __global by instrument the link process somehow so that we get a
> _warning_ during the final link if there are any global symbols which
> aren't actually used.

That would give many false positives from files like fs/libfs.c .

> dwmw2



"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2006-08-25 12:29    [W:0.068 / U:0.332 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site