[SCM] GNU Mach branch, master, updated. v1.7-14-g09ddf29

[Richard Braun]

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- Log -----------------------------------------------------------------
commit 09ddf29b02c5087e02f358c2e67e27d17d3a21a7
Author: Richard Braun <address@hidden>
Date:   Wed Jun 29 15:33:29 2016 +0200

    Fix locking error in the slab allocator
    
    * kern/slab.c (kmem_slab_create): Set `slab->cache` member.
    (kmem_cache_reap): Return dead slabs instead of destroying in place.
    (slab_collect): Destroy slabs outside of critical section.
    * kern/slab.h (struct kmem_slab): New `cache` member.

-----------------------------------------------------------------------

Summary of changes:
 kern/slab.c |   37 ++++++++++++++++++-------------------
 kern/slab.h |    3 +++
 2 files changed, 21 insertions(+), 19 deletions(-)


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