lkml.org 
[lkml]   [1999]   [Dec]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: 2.3 Pagedir allocation/free and update races
    On Tue, Dec 14, 1999 at 01:46:00AM -0800, Kanoj Sarcar wrote:
    > This note describes races in the procedures that allocate and free
    > user level page directories. Platform code maintainers, please
    > read.

    pgd_alloc/free are never invoked from interrupts and the kernel code is not
    preemptive, so per-CPU caches are safe, aren't they?

    Cheers,
    Jakub
    ___________________________________________________________________
    Jakub Jelinek | jakub@redhat.com | http://sunsite.mff.cuni.cz/~jj
    Linux version 2.3.26 on a sparc64 machine (1343.49 BogoMips)
    ___________________________________________________________________

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

    \
     
     \ /
      Last update: 2005-03-22 13:55    [W:3.502 / U:0.160 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site