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2.5.59-mjb3 (scalability / NUMA patchset)

From:  "Martin J. Bligh" <mbligh@aracnet.com>
To:  linux-kernel <linux-kernel@vger.kernel.org>
Subject:  2.5.59-mjb3 (scalability / NUMA patchset)
Date:  Sun, 02 Feb 2003 18:08:01 -0800
Cc:  lse-tech <lse-tech@lists.sourceforge.net>

The patchset contains mainly scalability and NUMA stuff, and anything 
else that stops things from irritating me. It's meant to be pretty stable, 
not so much a testing ground for new stuff.

I'd be very interested in feedback from anyone willing to test on any 
platform, however large or small.

http://www.aracnet.com/~fletch/linux/2.5.59/patch-2.5.59-mjb3.bz2

Since 2.5.59-mjb2 (~ = changed, + = added, - = dropped)

Notes:
Added frlock xtime patches, cyclone timer fixes, sched stats. 
I have new code for 4K stacks, but haven't applied it yet (next release).

~ early_printk					Dave Hansen et al.
~ interrupt_stacks    (4K stacks pt 2)		Dave Hansen / Ben LaHaise
- sysfs_fix					Pat Gaughen
+ srat_fixes					Pat Gaughen
+ summit_smp					John Stultz
+ pgd_ctor					William Lee Irwin
+ pfn_to_nid					William Lee Irwin
+ pidmaps_nodepages				Dave Hansen

Pending:
auto_disable_tsc (John Stultz)
scheduler callers profiling (Anton)
PPC64 NUMA patches (Anton)
Child runs first (akpm)
New qlogic driver (Badari ??)
Kexec
Linux Kernel Crash Dump
Kprobes
e1000 fixes

dcache_rcu					Dipankar / Maneesh
	Use RCU type locking for the dentry cache.
 
early_printk					Dave Hansen et al.
	Allow printk before console_init

confighz					Andrew Morton / Dave Hansen
	Make HZ a config option of 100 Hz or 1000 Hz

config_page_offset				Dave Hansen / Andrea
	Make PAGE_OFFSET a config option

vmalloc_stats					Dave Hansen
	Expose useful vmalloc statistics

local_pgdat					William Lee Irwin
	Move the pgdat structure into the remapped space with lmem_map

numameminfo					Martin Bligh / Keith Mannthey
	Expose NUMA meminfo information under /proc/meminfo.numa

notsc						Martin Bligh
	Enable notsc option for NUMA-Q (new version for new config system)

mpc_apic_id					Martin J. Bligh
	Fix null ptr dereference (optimised away, but ...)

doaction					Martin J. Bligh
	Fix cruel torture of macros and small furry animals in io_apic.c

kgdb						Andrew Morton / Various People
	The older version of kgdb, synched with 2.5.54-mm1

noframeptr					Martin Bligh
	Disable -fomit_frame_pointer

ingosched					Ingo Molnar
	Modify NUMA scheduler to have independant tick basis.

schedstat					Rick Lindsley
	Provide stats about the scheduler under /proc/stat

sched_tunables					Robert Love
	Provide tunable parameters for the scheduler (+ NUMA scheduler)

thread_info_cleanup (4K stacks pt 1)		Dave Hansen / Ben LaHaise
	Prep work to reduce kernel stacks to 4K
	
interrupt_stacks    (4K stacks pt 2)		Dave Hansen / Ben LaHaise
	Create a per-cpu interrupt stack.

stack_usage_check   (4K stacks pt 3)		Dave Hansen / Ben LaHaise
	Check for kernel stack overflows.

4k_stack            (4K stacks pt 4)		Dave Hansen
	Config option to reduce kernel stacks to 4K

discontig_x440					Pat Gaughen / Chandra
	SLIT/SRAT parsing for x440 discontigmem

srat_fixes					Pat Gaughen
	Fix sysfs for x440 machines, and make srat conditional on NUMA

acpi_x440_hack					Anonymous Coward
	Stops x440 crashing, but owner is ashamed of it ;-)

summit_smp					John Stultz
	Make Summit config options work on standard SMP

cyclone_fixes					John Stultz
	Fix up some stuff for the x440's cyclone timer

enable_cyclone					John Stultz
	Enable the x440's cyclone timer

lost_tick					John Stultz
	Detect lost timer ticks

frlock_xtime					Stephen Hemminger et al.
	Turn xtime_lock into an frlock to reduce contention 

frlock-xtime-i386				Stephen Hemminger et al.
	Turn xtime_lock into an frlock to reduce contention 

frlock-xtime-ia64				Stephen Hemminger et al.
	Turn xtime_lock into an frlock to reduce contention 

frlock-xtime-other				Stephen Hemminger et al.
	Turn xtime_lock into an frlock to reduce contention 

numaq_ioapicids					William Lee Irwin
	Stop 8 quad NUMA-Qs from panicing due to phys apicid "exhaustion".

oprofile_p4					John Levon
	Updates for oprofile for P4s. Needs new userspace tools.

starfire					Ion Badulescu
	64 bit aware starfire driver	

tcp_fix						Alexey
	Stop some tcp problem with hardware checksumming (e1000?)

numa_pci_fix					Dave Hansen
	Fix a potential error in the numa pci code from Stanford Checker

pgd_ctor					William Lee Irwin
	Use slabs for pgd

pfn_to_nid					William Lee Irwin
	Turn pfn_to_nid into a macro

pidmaps_nodepages				Dave Hansen
	Display NUMA information in /proc/pid/maps

-mjb						Martin Bligh
	Add a tag to the makefile

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