Messages in this thread | | | Subject | Re: drivers/video/backlight/ltv350qv.c:192:12: warning: stack frame size of 13472 bytes in function 'ltv350qv_power' | From | Joe Perches <> | Date | Sun, 25 Oct 2020 12:23:21 -0700 |
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On Sun, 2020-10-25 at 12:17 -0700, Andrew Morton wrote: > On Mon, 26 Oct 2020 02:15:37 +0800 kernel test robot <lkp@intel.com> wrote: > > vim +/ltv350qv_power +192 drivers/video/backlight/ltv350qv.c > > Odd - the code looks pretty normal. It is possible that your compiler > is (crazily) inlining ltv350qv_write_reg()?
There's a lot of stack used when gcc's compiler options include
-fsanitize=object-size This option enables instrumentation of memory references using the "__builtin_object_size" function. Various out of bounds pointer accesses are detected.
Perhaps this config enables it?
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