lkml.org 
[lkml]   [2011]   [Jan]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Subject[PATCH v2 19/20] xtensa: switch do_timer() to xtime_update()
    From
    Date
    xtime_update() takes the xtime_lock itself.

    set_linux_timer() does not need to be protected by a lock.

    Cc: Chris Zankel <chris@zankel.net>
    Signed-off-by: Torben Hohn <torbenh@gmx.de>
    ---
    arch/xtensa/kernel/time.c | 6 +-----
    1 files changed, 1 insertions(+), 5 deletions(-)

    diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c
    index 19df764..f3e5eb4 100644
    --- a/arch/xtensa/kernel/time.c
    +++ b/arch/xtensa/kernel/time.c
    @@ -96,16 +96,12 @@ again:
    update_process_times(user_mode(get_irq_regs()));
    #endif

    - write_seqlock(&xtime_lock);
    -
    - do_timer(1); /* Linux handler in kernel/timer.c */
    + xtime_update(1); /* Linux handler in kernel/time/timekeeping */

    /* Note that writing CCOMPARE clears the interrupt. */

    next += CCOUNT_PER_JIFFY;
    set_linux_timer(next);
    -
    - write_sequnlock(&xtime_lock);
    }

    /* Allow platform to do something useful (Wdog). */


    \
     
     \ /
      Last update: 2011-01-27 16:05    [W:0.044 / U:179.796 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site