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    Subject[PATCH] Immediate Values - Powerpc Optimization Fix
    Immediate Values Powerpc Optimization Fix

    Fix a bad call to flush_icache_range(). The second parameter is the end address
    of the range, not the length.

    Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
    CC: Christoph Hellwig <hch@infradead.org>
    ---
    arch/powerpc/kernel/immediate.c | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    Index: linux-2.6-lttng/arch/powerpc/kernel/immediate.c
    ===================================================================
    --- linux-2.6-lttng.orig/arch/powerpc/kernel/immediate.c 2007-08-28 16:36:10.000000000 -0400
    +++ linux-2.6-lttng/arch/powerpc/kernel/immediate.c 2007-08-28 16:36:40.000000000 -0400
    @@ -67,7 +67,7 @@ int arch_immediate_update(const struct _
    memcpy((void*)immediate->immediate, (void*)immediate->var,
    immediate->size);
    flush_icache_range((unsigned long)immediate->immediate,
    - immediate->size);
    + (unsigned long)immediate->immediate + immediate->size);
    return 0;
    }

    @@ -99,5 +99,5 @@ void __init arch_immediate_update_early(
    memcpy((void*)immediate->immediate, (void*)immediate->var,
    immediate->size);
    flush_icache_range((unsigned long)immediate->immediate,
    - immediate->size);
    + (unsigned long)immediate->immediate + immediate->size);
    }
    --
    Mathieu Desnoyers
    Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
    OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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