Messages in this thread | ![/](/images/icornerl.gif) | | From | Suren Baghdasaryan <> | Date | Mon, 3 Aug 2020 09:00:00 -0700 | Subject | Re: [PATCH 2/2] dmabuf/tracing: Add dma-buf trace events |
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On Mon, Aug 3, 2020 at 8:41 AM Matthew Wilcox <willy@infradead.org> wrote: > > On Mon, Aug 03, 2020 at 02:47:19PM +0000, Kalesh Singh wrote: > > +static void dma_buf_fd_install(int fd, struct file *filp) > > +{ > > + trace_dma_buf_fd_ref_inc(current, filp); > > +} > > You're adding a new file_operation in order to just add a new tracepoint? > NACK.
Hi Matthew, The plan is to attach a BPF to this tracepoint in order to track dma-buf users. If you feel this is an overkill, what would you suggest as an alternative?
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