Re: [PATCH v9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.

Subject: Re: [PATCH v9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.
From: Davidlohr Bueso <dave@xxxxxxxxxxxx>
Date: Wed, 1 Jun 2022 06:59:09 -0700
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>, Alison Schofield <alison.schofield@xxxxxxxxx>, Vishal Verma <vishal.l.verma@xxxxxxxxx>, Dave Jiang <dave.jiang@xxxxxxxxx>, Ben Widawsky <ben@xxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-cxl@xxxxxxxxxxxxxxx, linux-pci@xxxxxxxxxxxxxxx, a.manzanares@xxxxxxxxxxx
In-reply-to: <Ypbw3d/vUyMHGcBW@iweiny-desk3>
References: <20220531152632.1397976-1-ira.weiny@intel.com> <20220531152632.1397976-4-ira.weiny@intel.com> <20220531172507.5ert5tgwellpe7fx@offworld> <20220531175652.qog7xaqmypy36whu@offworld> <Ypbw3d/vUyMHGcBW@iweiny-desk3>
User-agent: NeoMutt/20220429

On Tue, 31 May 2022, Ira Weiny wrote:

Thinking about it I don't see a benefit to a rwlock.  We don't have multiple
readers.


... but you have concurrent workqueues reading the value of cur_task.

Thanks,
Davidlohr

Follow-Ups:
- Re: [PATCH v9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.
  - From: Ira Weiny

References:
- [PATCH V9 0/9] CXL: Read CDAT and DSMAS data
  - From: ira . weiny
- [PATCH V9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.
  - From: ira . weiny
- Re: [PATCH v9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.
  - From: Davidlohr Bueso
- Re: [PATCH v9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.
  - From: Davidlohr Bueso
- Re: [PATCH v9 3/9] PCI: Create PCI library functions in support of DOE mailboxes.
  - From: Ira Weiny