lkml.org 
[lkml]   [2006]   [May]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[patch 42/61] lock validator: special locking: kgdb
    From: Ingo Molnar <mingo@elte.hu>

    teach special (recursive, non-ordered) locking code to the lock validator.
    Has no effect on non-lockdep kernels.

    Signed-off-by: Ingo Molnar <mingo@elte.hu>
    Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
    ---
    ---
    kernel/kgdb.c | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    Index: linux/kernel/kgdb.c
    ===================================================================
    --- linux.orig/kernel/kgdb.c
    +++ linux/kernel/kgdb.c
    @@ -1539,7 +1539,7 @@ int kgdb_handle_exception(int ex_vector,

    if (!debugger_step || !kgdb_contthread) {
    for (i = 0; i < NR_CPUS; i++)
    - spin_unlock(&slavecpulocks[i]);
    + spin_unlock_non_nested(&slavecpulocks[i]);
    /* Wait till all the processors have quit
    * from the debugger. */
    for (i = 0; i < NR_CPUS; i++) {
    @@ -1622,7 +1622,7 @@ static void __init kgdb_internal_init(vo

    /* Initialize our spinlocks. */
    for (i = 0; i < NR_CPUS; i++)
    - spin_lock_init(&slavecpulocks[i]);
    + spin_lock_init_static(&slavecpulocks[i]);

    for (i = 0; i < MAX_BREAKPOINTS; i++)
    kgdb_break[i].state = bp_none;
    -
    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: 2006-05-29 23:37    [W:0.021 / U:1.172 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site