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ANDROID: arm64: stacktrace: export start_backtrace symbol

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Since below patch, start_backtrace has been moved from
arch/arm64/include/asm/stacktrace.h header file. To use this function
from vendor LKMs, we need to export it by EXPORT_SYMBOL_GPL.

b07f349966 ("arm64: stacktrace: Move start_backtrace() out of the header")

Bug: 205928005
Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Change-Id: I0be10c1bf6e1a6c0e61c6e661145045a44ec2402
This commit is contained in:
Chanho Park
2021-11-11 18:51:23 +09:00
committed by Todd Kjos
parent a795e0fd9c
commit b7ca6bc390
1 changed files with 1 additions and 0 deletions
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arch/arm64/kernel/stacktrace.c
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@@ -55,6 +55,7 @@ void start_backtrace(struct stackframe *frame, unsigned long fp,
frame->prev_fp = 0; frame->prev_fp = 0;
frame->prev_type = STACK_TYPE_UNKNOWN; frame->prev_type = STACK_TYPE_UNKNOWN;
} }
EXPORT_SYMBOL_GPL(start_backtrace);
/* /*
* Unwind from one frame record (A) to the next frame record (B). * Unwind from one frame record (A) to the next frame record (B).