git: kernel - Replace broken mp lock in bounce pages swi_vm() with spinlock

[Matthew Dillon]

commit 0d4f82f89572db134eba8b3db67d5084814954a0
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Tue Nov 30 22:01:15 2010 -0800

    kernel - Replace broken mp lock in bounce pages swi_vm() with spinlock
    
    * Replace old non-MPSAFE crit section and mplock code with a spinlock
    
    * x86-64 was not registering swi_vm(), add that code in.
    
    Reported-by: Venkatesh Srinivas <me at endeavour.zapto.org>

Summary of changes:
 sys/platform/pc32/i386/busdma_machdep.c   |   17 ++++++++---------
 sys/platform/pc64/x86_64/busdma_machdep.c |   17 ++++++++---------
 sys/platform/pc64/x86_64/vm_machdep.c     |   16 ++++++++++++++++
 3 files changed, 32 insertions(+), 18 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/0d4f82f89572db134eba8b3db67d5084814954a0


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