lkml.org 
[lkml]   [2007]   [Jul]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[PATCH -rt 4/5] use migrate_disable for __local_begin
    Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
    ---
    include/asm-i386/local.h | 7 ++++---
    include/asm-x86_64/local.h | 7 ++++---
    2 files changed, 8 insertions(+), 6 deletions(-)

    Index: linux-2.6/include/asm-i386/local.h
    ===================================================================
    --- linux-2.6.orig/include/asm-i386/local.h
    +++ linux-2.6/include/asm-i386/local.h
    @@ -197,11 +197,12 @@ static __inline__ long local_sub_return(
    #define __local_begin(__flags) \
    { \
    (__flags) = 0; \
    - preempt_disable(); \
    + migrate_disable(); \
    }

    -static inline void __local_end(unsigned long flags) {
    - preempt_enable();
    +static inline void __local_end(unsigned long flags)
    +{
    + migrate_enable();
    }

    /* On x86, these are no better than the atomic variants. */
    Index: linux-2.6/include/asm-x86_64/local.h
    ===================================================================
    --- linux-2.6.orig/include/asm-x86_64/local.h
    +++ linux-2.6/include/asm-x86_64/local.h
    @@ -186,11 +186,12 @@ static __inline__ long local_sub_return(
    #define __local_begin(__flags) \
    { \
    (__flags) = 0; \
    - preempt_disable(); \
    + migrate_disable(); \
    }

    -static inline void __local_end(unsigned long flags) {
    - preempt_enable();
    +static inline void __local_end(unsigned long flags)
    +{
    + migrate_enable();
    }

    #define __local_inc(l) local_inc(l)
    --

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

    \
     
     \ /
      Last update: 2007-07-14 18:05    [W:0.049 / U:61.092 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site