• Paul E. McKenney's avatar
    Merge branches 'urgent.2012.10.27a', 'doc.2012.11.16a', 'fixes.2012.11.13a',... · aac1cda3
    Paul E. McKenney authored
    Merge branches 'urgent.2012.10.27a', 'doc.2012.11.16a', 'fixes.2012.11.13a', 'srcu.2012.10.27a', 'stall.2012.11.13a', 'tracing.2012.11.08a' and 'idle.2012.10.24a' into HEAD
    
    urgent.2012.10.27a: Fix for RCU user-mode transition (already in -tip).
    
    doc.2012.11.08a: Documentation updates, most notably codifying the
    	memory-barrier guarantees inherent to grace periods.
    
    fixes.2012.11.13a: Miscellaneous fixes.
    
    srcu.2012.10.27a: Allow statically allocated and initialized srcu_struct
    	structures (courtesy of Lai Jiangshan).
    
    stall.2012.11.13a: Add more diagnostic information to RCU CPU stall
    	warnings, also decrease from 60 seconds to 21 seconds.
    
    hotplug.2012.11.08a: Minor updates to CPU hotplug handling.
    
    tracing.2012.11.08a: Improved debugfs tracing, courtesy of Michael Wang.
    
    idle.2012.10.24a: Updates to RCU idle/adaptive-idle handling, including
    	a boot parameter that maps normal grace periods to expedited.
    
    Resolved conflict in kernel/rcutree.c due to side-by-side change.
    aac1cda3
whatisRCU.txt 37.4 KB