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c89e632658
On SMP, setup_kup() is also called from start_secondary().
start_secondary() is not an __init function.
Remove the __init marker from setup_kuep() and setup_kuap().
Fixes: 86f46f3432 ("powerpc/32s: Initialise KUAP and KUEP in C")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/42f4bd12b476942e4d5dc81c0e839d8871b20b1c.1624863319.git.christophe.leroy@csgroup.eu
34 lines
594 B
C
34 lines
594 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
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#include <asm/kup.h>
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#include <asm/smp.h>
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struct static_key_false disable_kuap_key;
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EXPORT_SYMBOL(disable_kuap_key);
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void kuap_lock_all_ool(void)
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{
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kuap_lock_all();
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}
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EXPORT_SYMBOL(kuap_lock_all_ool);
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void kuap_unlock_all_ool(void)
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{
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kuap_unlock_all();
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}
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EXPORT_SYMBOL(kuap_unlock_all_ool);
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void setup_kuap(bool disabled)
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{
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if (!disabled)
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kuap_lock_all_ool();
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if (smp_processor_id() != boot_cpuid)
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return;
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if (disabled)
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static_branch_enable(&disable_kuap_key);
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else
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pr_info("Activating Kernel Userspace Access Protection\n");
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}
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