Ingo Molnar
39c715b717
[PATCH] smp_processor_id() cleanup
...
This patch implements a number of smp_processor_id() cleanup ideas that
Arjan van de Ven and I came up with.
The previous __smp_processor_id/_smp_processor_id/smp_processor_id API
spaghetti was hard to follow both on the implementational and on the
usage side.
Some of the complexity arose from picking wrong names, some of the
complexity comes from the fact that not all architectures defined
__smp_processor_id.
In the new code, there are two externally visible symbols:
- smp_processor_id(): debug variant.
- raw_smp_processor_id(): nondebug variant. Replaces all existing
uses of _smp_processor_id() and __smp_processor_id(). Defined
by every SMP architecture in include/asm-*/smp.h.
There is one new internal symbol, dependent on DEBUG_PREEMPT:
- debug_smp_processor_id(): internal debug variant, mapped to
smp_processor_id().
Also, i moved debug_smp_processor_id() from lib/kernel_lock.c into a new
lib/smp_processor_id.c file. All related comments got updated and/or
clarified.
I have build/boot tested the following 8 .config combinations on x86:
{SMP,UP} x {PREEMPT,!PREEMPT} x {DEBUG_PREEMPT,!DEBUG_PREEMPT}
I have also build/boot tested x64 on UP/PREEMPT/DEBUG_PREEMPT. (Other
architectures are untested, but should work just fine.)
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-06-21 18:46:13 -07:00
..
arc
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cobalt
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ddb5xxx
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dec
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galileo-boards
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gcc
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hp-lj
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ip32
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mips-boards
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pci
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sgi
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tx4927
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vr4181
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xtalk
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8253pit.h
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a.out.h
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addrspace.h
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asm.h
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asmmacro-32.h
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atomic.h
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bcache.h
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bitops.h
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bootinfo.h
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branch.h
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break.h
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bug.h
[PATCH] remove all kernel BUGs
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bugs.h
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byteorder.h
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cache.h
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checksum.h
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compat.h
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compiler.h
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cpu-features.h
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cpu-info.h
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cpu.h
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cputime.h
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current.h
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ddb5074.h
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debug.h
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delay.h
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div64.h
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dma-mapping.h
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dma.h
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ds1286.h
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elf.h
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errno.h
[PATCH] add EOWNERDEAD and ENOTRECOVERABLE version 2
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fcntl.h
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fixmap.h
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floppy.h
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fpregdef.h
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gdb-stub.h
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gfx.h
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gt64240.h
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hardirq.h
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hazards.h
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hdreg.h
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highmem.h
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hw_irq.h
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ide.h
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inst.h
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interrupt.h
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inventory.h
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io.h
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ioctl.h
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ipc.h
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jazz.h
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linkage.h
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local.h
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marvell.h
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mc146818rtc.h
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mipsprom.h
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mipsregs.h
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mman.h
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mmzone.h
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module.h
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msc01_ic.h
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msgbuf.h
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namei.h
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nile4.h
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numnodes.h
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paccess.h
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page.h
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param.h
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parport.h
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pci.h
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percpu.h
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pgalloc.h
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pgtable-32.h
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pgtable-64.h
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pgtable-bits.h
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pmon.h
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poll.h
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posix_types.h
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prctl.h
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prefetch.h
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processor.h
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ptrace.h
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r4kcache.h
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reboot.h
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reg.h
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regdef.h
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resource.h
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rtc.h
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scatterlist.h
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sections.h
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segment.h
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sembuf.h
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serial.h
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setup.h
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sgialib.h
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sgiarcs.h
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sgidefs.h
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shmbuf.h
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shmparam.h
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sigcontext.h
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siginfo.h
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signal.h
[PATCH] asm/signal.h unification
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sim.h
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smp.h
[PATCH] smp_processor_id() cleanup
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sni.h
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socket.h
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sockios.h
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spinlock.h
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stackframe.h
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stat.h
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statfs.h
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string.h
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suspend.h
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sysmips.h
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system.h
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termbits.h
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termios.h
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thread_info.h
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time.h
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timex.h
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titan_dep.h
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tlb.h
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tlbdebug.h
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tlbflush.h
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topology.h
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traps.h
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tx3912.h
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types.h
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uaccess.h
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ucontext.h
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unaligned.h
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unistd.h
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user.h
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vga.h
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war.h
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watch.h
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wbflush.h
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xor.h
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xxs1500.h
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