Re: [PATCH v3 09/19] unwind: Introduce sframe user space unwinding
From: Jens Remus
Date: Wed Nov 13 2024 - 10:58:09 EST
On 28.10.2024 22:47, Josh Poimboeuf wrote:
diff --git a/kernel/unwind/user.c b/kernel/unwind/user.c
@@ -68,7 +83,12 @@ int unwind_user_start(struct unwind_user_state *state)
return -EINVAL;
}
- state->type = UNWIND_USER_TYPE_FP;
+ if (current_has_sframe())
+ state->type = UNWIND_USER_TYPE_SFRAME;
+ else if (IS_ENABLED(CONFIG_UNWIND_USER_FP))
The test must be for CONFIG_HAVE_UNWIND_USER_FP. :-)
+ state->type = UNWIND_USER_TYPE_FP;
+ else
+ state->type = UNWIND_USER_TYPE_NONE;
state->sp = user_stack_pointer(regs);
state->ip = instruction_pointer(regs);
Regards,
Jens
--
Jens Remus
Linux on Z Development (D3303) and z/VSE Support
+49-7031-16-1128 Office
jremus@xxxxxxxxxx
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