Messages in this thread Patch in this message | | | From | Andrea della Porta <> | Subject | [PATCH 2/4] arm64/process: Make loading of 32bit processes depend on aarch32_enabled() | Date | Wed, 18 Oct 2023 13:13:20 +0200 |
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Major aspect of Aarch32 emulation is the ability to load 32bit processes. That's currently decided (among others) by compat_elf_check_arch().
Make the macro use aarch32_enabled() to decide if Aarch32 compat is enabled before loading a 32bit process.
Signed-off-by: Andrea della Porta <andrea.porta@suse.com> --- arch/arm64/kernel/process.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 657ea273c0f9..96832f1ec3ee 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -601,7 +601,7 @@ unsigned long arch_align_stack(unsigned long sp) #ifdef CONFIG_COMPAT int compat_elf_check_arch(const struct elf32_hdr *hdr) { - if (!system_supports_32bit_el0()) + if (!system_supports_32bit_el0() || !aarch32_enabled()) return false; if ((hdr)->e_machine != EM_ARM) -- 2.35.3
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