Re: [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg()

From: David Howells <[email protected]>
Date: Thu, 07 Dec 2006 21:16:03 +0000

> I don't know that sparc32 can do conditional instructions for
> example.  If we force this assumption it becomes a potential
> limitation on the archs we can support.  OTOH, it may be that every
> arch that supports SMP and has to emulate bitops with spinlocks also
> supports conditional stores; but I don't know that.

Sparc32 has normal branches but no conditional instruction execution.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

References:
- [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg()
  - From: David Howells <[email protected]>
- Re: [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg()
  - From: David Howells <[email protected]>
- Re: [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg()
  - From: David Howells <[email protected]>

Prev by Date: RE: [LinuxBIOS] [linux-usb-devel] [RFC][PATCH 0/2] x86_64 Early usb debug port support.
Next by Date: [PATCH 0/3] ensure unique i_ino in filesystems without permanent inode numbers (introduction)
Previous by thread: Re: [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg()
Next by thread: Re: [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg()
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Newbies] [Netfilter] [Bugtraq] [Photo] [Stuff] [Gimp] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Video 4 Linux] [Linux for the blind] [Linux Resources]