lkml.org 
[lkml]   [2001]   [May]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] CPU hot swap for 2.4.3 + s390 support
    Has anyone looked into memory hot swap/hot add support?  Especially with
    systems with Chipkill coming out, this would be great to support...

    - Pete

    Anton Blanchard wrote:

    > Hi,
    >
    > You can find a new version of the hot swap cpu patch at:
    >
    > http://samba.org/~anton/patches/cpu_hotswap-2.4.3-patch
    >
    > The version for s390 (you need to first apply the 2.4.3 kernel
    > patch available on the IBM s390 Linux website) is at:
    >
    > http://samba.org/~anton/patches/cpu_hotswap-2.4.3-patch-s390
    >
    > Many thanks to Heiko Carstens <Heiko.Carstens@de.ibm.com> for adding
    > s390 support and fixing a few bugs in the initial implementation.
    > You should be able to attach and detach CPUs depending on workload
    > in your s390 Linux guest images :)
    >
    > One of the advantages of this patch is that it removes cpu_logical_map()
    > and cpu_number_map() which people had a tendency to get wrong.
    >
    > It should also be easy to support more than BITS_PER_LONG cpus
    > as there is no concept of online_cpu_map any more.
    >
    > Anton
    > -
    > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    > the body of a message to majordomo@vger.kernel.org
    > More majordomo info at http://vger.kernel.org/majordomo-info.html
    > Please read the FAQ at http://www.tux.org/lkml/

    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 12:52    [W:4.365 / U:0.868 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site