- Propagate xattr syscall numbers from asm-sparc/unistd.h

Nucleus context.

we notify the parent.

current_thread_info --> current_thread_info().

- Include asm/{cache,tlb}flush.h as needed.
- Fix botched merge of Ultra-III mathemu fixes.

as volatile instruction set, else compiler
code moves it out of loops.

- UltraSPARC-III can generate unfinished FPops for F{I,X}TO{S,D}
  so handle it.

normalizing too-big fraction parts.

for 64-bit apps too.

final semi-colon.

add forward decl of struct page to asm-sparc64/pgtable.h

on kernel mailing list)

Update from Thomas..

Here are the additional bits from the -ac tree, diffed
against 2.5.6 + 2.5.5-dj3 patch.  The changes include:

- Improve some comments
- Postpone starting the kernel thread (Alan Cox)
- Call kernel thread 'kpnpbiosd' instead of 'kpnpbios'
- Consolidate printing of error messages to save space
- Add __init and __exit tags and return appropriate error codes
- Print slightly more consistent messages
- Get closer to supporting build-as-module

o  Make MCE compile time optional	(Paul Gortmaker)
o  P4 thermal trip monitoring.		(Zwane Mwaikambo)
o  Non-fatal MCE logging.		(Me)

From Paul via 2.4

Originally from Matt Domsch.
Adds a nowayout module option to override CONFIG_WATCHDOG_NOWAYOUT
From 2.4

These are mostly Cyrix-alike, but for some quirks we work around.

Still a few out there.. Most of these from 2.4