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authorHauke Mehrtens <hauke@hauke-m.de>2023-05-30 20:21:43 +0200
committerHauke Mehrtens <hauke@hauke-m.de>2023-06-02 21:18:41 +0200
commitf949dd5c906fc36d74d86d39fb9c4d514eea57d6 (patch)
treef345c7c9b1e1a8b671c17419feedeacd261a0581
parentd4d94a1ff37fec554af1d08569e189ea1eede6af (diff)
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kernel: Set CONFIG_FRAME_WARN depending on target
This set the CONFIG_FRAME_WARN option depending on some target settings. It will use the default from the upstream kernel and not the hard coded value of 1024 now. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> (cherry picked from commit 16a20512d852f6ecebf8c57cd7fa2572a06a9d0b)
-rw-r--r--config/Config-kernel.in11
-rw-r--r--target/linux/generic/config-5.151
-rw-r--r--target/linux/layerscape/armv8_64b/config-5.151
-rw-r--r--target/linux/octeon/config-5.151
-rw-r--r--target/linux/rockchip/armv8/config-5.151
-rw-r--r--target/linux/sunxi/config-5.151
6 files changed, 11 insertions, 5 deletions
diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index 3a2189d63a..32524f5aed 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -387,6 +387,17 @@ config KERNEL_DEBUG_INFO_REDUCED
DEBUG_INFO build and compile times are reduced too.
Only works with newer gcc versions.
+config KERNEL_FRAME_WARN
+ int
+ range 0 8192
+ default 1280 if KERNEL_KASAN && !ARCH_64BIT
+ default 1024 if !ARCH_64BIT
+ default 2048 if ARCH_64BIT
+ help
+ Tell the compiler to warn at build time for stack frames larger than this.
+ Setting this too low will cause a lot of warnings.
+ Setting it to 0 disables the warning.
+
# KERNEL_DEBUG_LL symbols must have the default value set as otherwise
# KConfig wont evaluate them unless KERNEL_EARLY_PRINTK is selected
# which means that buildroot wont override the DEBUG_LL symbols in target
diff --git a/target/linux/generic/config-5.15 b/target/linux/generic/config-5.15
index 6ac2993c15..4635a423ff 100644
--- a/target/linux/generic/config-5.15
+++ b/target/linux/generic/config-5.15
@@ -2077,7 +2077,6 @@ CONFIG_FORTIFY_SOURCE=y
# CONFIG_FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER is not set
# CONFIG_FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION is not set
# CONFIG_FRAME_POINTER is not set
-CONFIG_FRAME_WARN=1024
# CONFIG_FREEZER is not set
# CONFIG_FRONTSWAP is not set
# CONFIG_FSCACHE is not set
diff --git a/target/linux/layerscape/armv8_64b/config-5.15 b/target/linux/layerscape/armv8_64b/config-5.15
index b4510b7d34..69edc7a3f0 100644
--- a/target/linux/layerscape/armv8_64b/config-5.15
+++ b/target/linux/layerscape/armv8_64b/config-5.15
@@ -269,7 +269,6 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
CONFIG_FRAME_POINTER=y
-CONFIG_FRAME_WARN=2048
CONFIG_FREEZER=y
# CONFIG_FSL_BMAN_TEST is not set
CONFIG_FSL_DPAA=y
diff --git a/target/linux/octeon/config-5.15 b/target/linux/octeon/config-5.15
index 450b84be44..5882c7dd75 100644
--- a/target/linux/octeon/config-5.15
+++ b/target/linux/octeon/config-5.15
@@ -70,7 +70,6 @@ CONFIG_EXT4_FS=y
CONFIG_F2FS_FS=y
CONFIG_FAT_FS=y
CONFIG_FIXED_PHY=y
-CONFIG_FRAME_WARN=2048
CONFIG_FS_IOMAP=y
CONFIG_FS_MBCACHE=y
CONFIG_FWNODE_MDIO=y
diff --git a/target/linux/rockchip/armv8/config-5.15 b/target/linux/rockchip/armv8/config-5.15
index 0ed009004f..08ce65d8ea 100644
--- a/target/linux/rockchip/armv8/config-5.15
+++ b/target/linux/rockchip/armv8/config-5.15
@@ -201,7 +201,6 @@ CONFIG_FIXED_PHY=y
CONFIG_FIX_EARLYCON_MEM=y
# CONFIG_FORTIFY_SOURCE is not set
CONFIG_FRAME_POINTER=y
-CONFIG_FRAME_WARN=2048
CONFIG_FS_IOMAP=y
CONFIG_FS_MBCACHE=y
CONFIG_FS_POSIX_ACL=y
diff --git a/target/linux/sunxi/config-5.15 b/target/linux/sunxi/config-5.15
index 9771ee8b4c..c33bb7ab6f 100644
--- a/target/linux/sunxi/config-5.15
+++ b/target/linux/sunxi/config-5.15
@@ -161,7 +161,6 @@ CONFIG_FONT_SUPPORT=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
-CONFIG_FRAME_WARN=2048
CONFIG_FREEZER=y
CONFIG_FS_IOMAP=y
CONFIG_FS_MBCACHE=y