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* [merged mm-hotfixes-stable] kconfigdebug-provide-a-little-extra-frame_warn-leeway-when-kasan-is-enabled.patch removed from -mm tree
@ 2022-11-30 22:51 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2022-11-30 22:51 UTC (permalink / raw)
  To: mm-commits, Xinhui.Pan, tzimmermann, trix, sunpeng.li, stable,
	Rodrigo.Siqueira, ndesaulniers, nathan, mripard,
	maarten.lankhorst, harry.wentland, daniel, christian.koenig, arnd,
	alexander.deucher, airlied, lee, akpm

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The quilt patch titled
     Subject: Kconfig.debug: provide a little extra FRAME_WARN leeway when KASAN is enabled
has been removed from the -mm tree.  Its filename was
     kconfigdebug-provide-a-little-extra-frame_warn-leeway-when-kasan-is-enabled.patch

This patch was dropped because it was merged into the mm-hotfixes-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Lee Jones <lee@kernel.org>
Subject: Kconfig.debug: provide a little extra FRAME_WARN leeway when KASAN is enabled
Date: Fri, 25 Nov 2022 12:07:50 +0000

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.

Link: https://lkml.kernel.org/r/20221125120750.3537134-3-lee@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: David Airlie <airlied@gmail.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Leo Li <sunpeng.li@amd.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Cc: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Tom Rix <trix@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 lib/Kconfig.debug |    1 +
 1 file changed, 1 insertion(+)

--- a/lib/Kconfig.debug~kconfigdebug-provide-a-little-extra-frame_warn-leeway-when-kasan-is-enabled
+++ a/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
_

Patches currently in -mm which might be from lee@kernel.org are



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2022-11-30 22:51 [merged mm-hotfixes-stable] kconfigdebug-provide-a-little-extra-frame_warn-leeway-when-kasan-is-enabled.patch removed from -mm tree Andrew Morton

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