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SubjectRe: 2 switch_to() puzzles

On Wed, 9 Dec 1998, Jamie Lokier wrote:

> Last time I checked (GCC 2.7.2.1), declaring %ebp clobbered doesn't
> cause GCC to save it even with -fomit-frame-pointer, so you need the
> push/pop for that one.

we need %ebp for the WCHAN feature in 'psutils', which is often very
handy. (take a look at fs/proc/fd.c and array.c)

-- mingo


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