Re: [PATCH] mm: kmemleak: Change kmemleak default buffer size

[Pekka Enberg]

Sankar P wrote:
> If we try to find the memory leaks in kernel that is
> compiled with 'make defconfig', the default buffer size
> seem to be inadequate. Change the buffer size from
> 400 to 1000, which is sufficient in most cases.
>
> Signed-off-by: Sankar P <sankar.curiosity@xxxxxxxxx>
> ---
>  arch/sh/configs/sh7785lcr_32bit_defconfig |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/sh/configs/sh7785lcr_32bit_defconfig b/arch/sh/configs/sh7785lcr_32bit_defconfig
> index 71f39c7..b02e5ae 100644
> --- a/arch/sh/configs/sh7785lcr_32bit_defconfig
> +++ b/arch/sh/configs/sh7785lcr_32bit_defconfig
> @@ -1710,7 +1710,7 @@ CONFIG_SCHEDSTATS=y
>  # CONFIG_DEBUG_OBJECTS is not set
>  # CONFIG_DEBUG_SLAB is not set
>  CONFIG_DEBUG_KMEMLEAK=y
> -CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE=400
> +CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE=1000
>  # CONFIG_DEBUG_KMEMLEAK_TEST is not set
>  CONFIG_DEBUG_PREEMPT=y
>  # CONFIG_DEBUG_RT_MUTEXES is not set

I'm pretty sure you want to do this change in lib/Kconfig.debug.
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