[PATCH v15 1/5] ring-buffer: Flush and stop persistent ring buffer on panic

Steven Rostedt rostedt at goodmis.org
Tue Mar 31 11:03:57 PDT 2026


On Tue, 31 Mar 2026 18:57:13 +0100
Catalin Marinas <catalin.marinas at arm.com> wrote:

> I assume the ring buffer here is cacheable memory, otherwise we'd also
> need a dmb(osh) as in arch_wb_cache_pmem(). If that's correct:

Yes, it's cacheable (I couldn't imagine the performance overhead if it
wasn't! ;-)

> 
> Acked-by: Catalin Marinas <catalin.marinas at arm.com>

Thanks!

-- Steve



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