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riscv: remove useless pc check in stacktrace handling

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Checking for pc to be a kernel text address at this location is useless
since pc == handle_exception. Remove this check.

[ alex: Fix merge conflict ]

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Link: https://lore.kernel.org/r/20240830084934.3690037-1-cleger@rivosinc.com
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
This commit is contained in:
Clément Léger
2024-08-30 10:49:32 +02:00
committed by Alexandre Ghiti
parent 03dc00a2b6
commit d3817d091f
1 changed files with 1 additions and 1 deletions
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2
arch/riscv/kernel/stacktrace.c
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@@ -74,7 +74,7 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
&frame->ra);
if (pc >= (unsigned long)handle_exception &&
pc < (unsigned long)&ret_from_exception_end) {
if (unlikely(!__kernel_text_address(pc) || !fn(arg, pc)))
if (unlikely(!fn(arg, pc)))
break;
pc = ((struct pt_regs *)sp)->epc;