git: kernel -- file desc malloc zone overflow handling.

[Venkatesh Srinivas]

commit 2994659f1e6c1ef260241491bceca91c9d2553b3
Author: Venkatesh Srinivas <me at endeavour.zapto.org>
Date:   Sun Mar 6 05:18:24 2011 -0800

    kernel -- file desc malloc zone overflow handling.
    
    Allow null return from mallocs for file descriptor arrays. Fork and exec
    will ENOMEM when we cannot allocate FD arrays.
    
    This is only a partial solution to bug 2019.

Summary of changes:
 sys/kern/kern_descrip.c |   16 +++++++++++-----
 sys/kern/kern_exec.c    |    4 +++-
 sys/kern/kern_fork.c    |   12 ++++++++++--
 sys/sys/filedesc.h      |    2 +-
 4 files changed, 25 insertions(+), 9 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/2994659f1e6c1ef260241491bceca91c9d2553b3


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