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ARM: 9469/1: Implement ARCH_HAS_CC_CAN_LINK

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The generic CC_CAN_LINK detection does not handle different byte orders.
This may lead to userprogs which are not actually runnable on the target
kernel.

Use architecture-specific logic supporting byte orders instead.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Thomas Weissschuh 2026-02-03 08:11:48 +01:00 committed by Russell King (Oracle)
parent 012ea376a5
commit 3df8585afd
1 changed files with 11 additions and 0 deletions
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11
arch/arm/Kconfig
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@ -6,6 +6,7 @@ config ARM
select ARCH_CORRECT_STACKTRACE_ON_KRETPROBE if HAVE_KRETPROBES && FRAME_POINTER && !ARM_UNWIND select ARCH_CORRECT_STACKTRACE_ON_KRETPROBE if HAVE_KRETPROBES && FRAME_POINTER && !ARM_UNWIND
select ARCH_HAS_BINFMT_FLAT select ARCH_HAS_BINFMT_FLAT
select ARCH_HAS_CACHE_LINE_SIZE if OF select ARCH_HAS_CACHE_LINE_SIZE if OF
select ARCH_HAS_CC_CAN_LINK
select ARCH_HAS_CPU_CACHE_ALIASING select ARCH_HAS_CPU_CACHE_ALIASING
select ARCH_HAS_CPU_FINALIZE_INIT if MMU select ARCH_HAS_CPU_FINALIZE_INIT if MMU
select ARCH_HAS_CURRENT_STACK_POINTER select ARCH_HAS_CURRENT_STACK_POINTER
@ -1715,6 +1716,16 @@ config KERNEL_MODE_NEON
endmenu endmenu
config ARCH_CC_CAN_LINK
bool
default $(cc_can_link_user,-mlittle-endian) if CPU_LITTLE_ENDIAN
default $(cc_can_link_user,-mbig-endian) if CPU_BIG_ENDIAN
config ARCH_USERFLAGS
string
default "-mlittle-endian" if CPU_LITTLE_ENDIAN
default "-mbig-endian" if CPU_BIG_ENDIAN
menu "Power management options" menu "Power management options"
source "kernel/power/Kconfig" source "kernel/power/Kconfig"