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    SubjectRe: [PATCH v2 2/2] Kconfig.debug: Provide a little extra FRAME_WARN leeway when KASAN is enabled
    On Fri, 25 Nov 2022, Lee Jones wrote:

    > When enabled, KASAN enlarges function's stack-frames. Pushing quite a
    > few over the current threshold. This can mainly be seen on 32-bit
    > architectures where the present limit (when !GCC) is a lowly
    > 1024-Bytes.
    >
    > Signed-off-by: Lee Jones <lee@kernel.org>
    > ---
    > lib/Kconfig.debug | 1 +
    > 1 file changed, 1 insertion(+)
    >
    > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
    > index c3c0b077ade33..82d475168db95 100644
    > --- a/lib/Kconfig.debug
    > +++ b/lib/Kconfig.debug
    > @@ -399,6 +399,7 @@ config FRAME_WARN
    > default 2048 if GCC_PLUGIN_LATENT_ENTROPY
    > default 2048 if PARISC
    > default 1536 if (!64BIT && XTENSA)
    > + default 1280 if KASAN && !64BIT
    > default 1024 if !64BIT
    > default 2048 if 64BIT
    > help

    Note this also fixes 61 warnings when

    (GCC && !GCC_PLUGIN_LATENT_ENTROPY)

    ... which as Arnd says should not be enabled by default. We'll
    address that issue once this set has been applied.

    --
    Lee Jones [李琼斯]

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