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| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2023-04-13 01:49:34 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2023-04-14 17:31:24 +0200 |
| commit | 5ab6876c7843db5fe8bef691c5fdb92518b12070 (patch) | |
| tree | 466d69339fcefa0e3ce2d858d70d589d3b94e231 /arch/arm64/kernel/traps.c | |
| parent | x86/head: Mark *_start_kernel() __noreturn (diff) | |
| download | linux-5ab6876c7843db5fe8bef691c5fdb92518b12070.tar.xz linux-5ab6876c7843db5fe8bef691c5fdb92518b12070.zip | |
arm64/cpu: Mark cpu_park_loop() and friends __noreturn
In preparation for marking panic_smp_self_stop() __noreturn across the
kernel, first mark the arm64 implementation of cpu_park_loop() and
related functions __noreturn.
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/55787d3193ea3e295ccbb097abfab0a10ae49d45.1681342859.git.jpoimboe@kernel.org
Diffstat (limited to 'arch/arm64/kernel/traps.c')
| -rw-r--r-- | arch/arm64/kernel/traps.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 4a79ba100799..4bb1b8f47298 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -863,7 +863,7 @@ void bad_el0_sync(struct pt_regs *regs, int reason, unsigned long esr) DEFINE_PER_CPU(unsigned long [OVERFLOW_STACK_SIZE/sizeof(long)], overflow_stack) __aligned(16); -void panic_bad_stack(struct pt_regs *regs, unsigned long esr, unsigned long far) +void __noreturn panic_bad_stack(struct pt_regs *regs, unsigned long esr, unsigned long far) { unsigned long tsk_stk = (unsigned long)current->stack; unsigned long irq_stk = (unsigned long)this_cpu_read(irq_stack_ptr); @@ -905,7 +905,6 @@ void __noreturn arm64_serror_panic(struct pt_regs *regs, unsigned long esr) nmi_panic(regs, "Asynchronous SError Interrupt"); cpu_park_loop(); - unreachable(); } bool arm64_is_fatal_ras_serror(struct pt_regs *regs, unsigned long esr) |