Nick Piggin
4866cde064
[PATCH] sched: cleanup context switch locking
...
Instead of requiring architecture code to interact with the scheduler's
locking implementation, provide a couple of defines that can be used by the
architecture to request runqueue unlocked context switches, and ask for
interrupts to be enabled over the context switch.
Also replaces the "switch_lock" used by these architectures with an oncpu
flag (note, not a potentially slow bitflag). This eliminates one bus
locked memory operation when context switching, and simplifies the
task_running function.
Signed-off-by: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-06-25 16:24:43 -07:00
..
arc
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cobalt
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ddb5xxx
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
dec
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
galileo-boards
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
gcc
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
hp-lj
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ip32
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
it8172
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
jmr3927
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
lasat
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-atlas
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-au1x00
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-db1x00
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ddb5074
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-dec
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ev64120
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ev96100
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-generic
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ip22
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ip27
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ip32
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ja
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-jazz
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-jmr3927 /asm
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-lasat
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-mips
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ocelot
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-ocelot3
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-pb1x00
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-rm200
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-sibyte
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-vr41xx
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mach-yosemite
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mips-boards
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
pci
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sgi
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sibyte
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sn
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
tx4927
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
vr41xx
[PATCH] mips: add vr41xx gpio support
2005-06-21 18:46:32 -07:00
vr4181
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
xtalk
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
8253pit.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
a.out.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
addrspace.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
asm.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
asmmacro-32.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
asmmacro-64.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
asmmacro.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
atomic.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
bcache.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
bitops.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
bootinfo.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
branch.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
break.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
bug.h
[PATCH] remove all kernel BUGs
2005-05-01 08:59:01 -07:00
bugs.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
byteorder.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cache.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cachectl.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cacheflush.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cacheops.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
checksum.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
compat.h
[PATCH] compat: introduce compat_time_t
2005-06-23 09:45:32 -07:00
compiler.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cpu-features.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cpu-info.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cpu.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
cputime.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
current.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ddb5074.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
debug.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
delay.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
div64.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
dma-mapping.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
dma.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ds1286.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
elf.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
errno.h
[PATCH] add EOWNERDEAD and ENOTRECOVERABLE version 2
2005-05-01 08:59:06 -07:00
fcntl.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
fixmap.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
floppy.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
fpregdef.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
fpu.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
fpu_emulator.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
gdb-stub.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
gfx.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
gt64120.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
gt64240.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
hardirq.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
hazards.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
hdreg.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
highmem.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
hw_irq.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
i8259.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ide.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
inst.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
interrupt.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
inventory.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
io.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ioctl.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ioctls.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ipc.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ipcbuf.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
irq.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
irq_cpu.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
isadep.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
it8712.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
jazz.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
jazzdma.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
kmap_types.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
linkage.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
local.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
m48t35.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
m48t37.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
marvell.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mc146818-time.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mc146818rtc.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mipsprom.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mipsregs.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mman.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mmu.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mmu_context.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
mmzone.h
[PATCH] mips: add MIPS-specific support for flatmem/discontigmem
2005-06-25 16:24:25 -07:00
module.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
msc01_ic.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
msgbuf.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
namei.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
nile4.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
numnodes.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
paccess.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
page.h
[PATCH] mips: add MIPS-specific support for flatmem/discontigmem
2005-06-25 16:24:25 -07:00
param.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
parport.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
pci.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
percpu.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
pgalloc.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
pgtable-32.h
[PATCH] freepgt: arch FIRST_USER_ADDRESS 0
2005-04-19 13:29:23 -07:00
pgtable-64.h
[PATCH] freepgt: arch FIRST_USER_ADDRESS 0
2005-04-19 13:29:23 -07:00
pgtable-bits.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
pgtable.h
[PATCH] mips: add MIPS-specific support for flatmem/discontigmem
2005-06-25 16:24:25 -07:00
pmon.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
poll.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
posix_types.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
prctl.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
prefetch.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
processor.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ptrace.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
r4kcache.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
reboot.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
reg.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
regdef.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
resource.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
riscos-syscall.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
rtc.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
scatterlist.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sections.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
segment.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
semaphore.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sembuf.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
serial.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
setup.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sgialib.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sgiarcs.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sgidefs.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
shmbuf.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
shmparam.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sigcontext.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
siginfo.h
[PATCH] consolidate SIGEV_PAD_SIZE
2005-05-01 08:59:08 -07:00
signal.h
[PATCH] asm/signal.h unification
2005-05-04 07:33:15 -07:00
sim.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
smp.h
[PATCH] smp_processor_id() cleanup
2005-06-21 18:46:13 -07:00
sni.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
socket.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sockios.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
spinlock.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
stackframe.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
stat.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
statfs.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
string.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
suspend.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
sysmips.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
system.h
[PATCH] sched: cleanup context switch locking
2005-06-25 16:24:43 -07:00
termbits.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
termios.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
thread_info.h
[PATCH] streamline preempt_count type across archs
2005-06-23 09:45:19 -07:00
time.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
timex.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
titan_dep.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
tlb.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
tlbdebug.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
tlbflush.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
topology.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
traps.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
tx3912.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
types.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
uaccess.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
ucontext.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
unaligned.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
unistd.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
user.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
vga.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
war.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
watch.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
wbflush.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
xor.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00
xxs1500.h
Linux-2.6.12-rc2
2005-04-16 15:20:36 -07:00