lkml.org 
[lkml]   [2008]   [Aug]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[PATCH] x86: work around gcc 3.4.x bug
    gcc-3.4.x crashes when compiling pgd_prepopulate_pmd() when
    PREALLOCATED_PMDS == 0 and CONFIG_DEBUG_INFO is enabled. This seems
    to avoid the problem.

    Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
    Cc: Adrian Bunk <bunk@kernel.org>
    Cc: Simon Horman <horms@verge.net.au>
    Cc: Dhaval Giani <dhaval@linux.vnet.ibm.com>
    ---
    arch/x86/mm/pgtable.c | 3 +++
    1 file changed, 3 insertions(+)

    ===================================================================
    --- a/arch/x86/mm/pgtable.c
    +++ b/arch/x86/mm/pgtable.c
    @@ -207,6 +207,9 @@
    unsigned long addr;
    int i;

    + if (PREALLOCATED_PMDS == 0) /* Work around gcc-3.4.x bug */
    + return;
    +
    pud = pud_offset(pgd, 0);

    for (addr = i = 0; i < PREALLOCATED_PMDS;



    \
     
     \ /
      Last update: 2008-08-08 22:49    [W:0.032 / U:61.600 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site