Thread (20 messages) 20 messages, 6 authors, 2021-06-29

RE: [RFC PATCH v5 2/2] arm64: Create a list of SYM_CODE functions, check return PC against list

From: nobuta.keiya@fujitsu.com <hidden>
Date: 2021-06-16 09:15:20
Also in: live-patching, lkml

Hi Suraj,
if (frame->fp == (unsigned long)task_pt_regs(tsk)->stackframe)
	return -ENOENT;
If I understand correctly, a similar final frame check is introduced in this patch:

arm64: Implement stack trace termination record
https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git/commit/?id=7d7b720a4b80


It is currently merged into for-next/stacktrace branch.


Thanks & Best Regards,
Keiya Nobuta [off-list ref]
---------------------------------------------------------
Solution Development Dept. Software Div.
FUJITSU COMPUTER TECHNOLOGIES Ltd.


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