Thread (29 messages) 29 messages, 3 authors, 2024-10-21

Re: [PATCH v16 04/18] function_graph: Replace fgraph_ret_regs with ftrace_regs

From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Date: 2024-10-15 23:47:30
Also in: bpf, linux-arch, lkml 

On Tue, 15 Oct 2024 20:39:06 +0200
Heiko Carstens [off-list ref] wrote:

That would make things much simpler... e.g. your new patch is also
writing r3 to fregs, why? 
BTW, according to the document [1], r3 is for "return value 1", isn't it
used usually?

[1] https://www.kernel.org/doc/Documentation/s390/Debugging390.txt

Thanks,

-- 
Masami Hiramatsu (Google) [off-list ref]
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