From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: Terry Bowman <Terry.Bowman@amd.com>
Cc: Robert Richter <rrichter@amd.com>,
Alison Schofield <alison.schofield@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
"Ira Weiny" <ira.weiny@intel.com>,
Ben Widawsky <bwidawsk@kernel.org>,
"Dan Williams" <dan.j.williams@intel.com>,
Davidlohr Bueso <dave@stgolabs.net>,
Dave Jiang <dave.jiang@intel.com>, <linux-cxl@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: [PATCH v11 10/20] cxl/pci: Introduce config option PCIEAER_CXL
Date: Mon, 16 Oct 2023 15:08:04 +0100 [thread overview]
Message-ID: <20231016150804.000054aa@Huawei.com> (raw)
In-Reply-To: <da5bc564-76c4-4078-97ab-1d543933071e@amd.com>
> >>> diff --git a/drivers/cxl/mem.c b/drivers/cxl/mem.c
> >>> index 04107058739b..61ca21c020fa 100644
> >>> --- a/drivers/cxl/mem.c
> >>> +++ b/drivers/cxl/mem.c
> >>> @@ -157,6 +157,8 @@ static int cxl_mem_probe(struct device *dev)
> >>> else
> >>> endpoint_parent = &parent_port->dev;
> >>>
> >>> + devm_cxl_setup_parent_dport(dev, dport);
> >>
> >> devm calls can always fail (because if nothing else you have to register
> >> some cleanup and that involves an allocation. If you want to ignore
> >> that I'd expect a comment here.
> >>
> >
> > We will add error handling here.
> >
> > Regards,
> > Terry
> >
>
> Found devm_cxl_setup_parent_dport() is a NULL function without return value.
Hmm. Then it's not a devm function.
I went looking and can't find it registering any cleanup so
just rename it to cxl_setup_parent_dport()
>
> Regards,
> Terry
next prev parent reply other threads:[~2023-10-16 14:08 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-27 15:43 [PATCH v11 00/20] cxl/pci: Add support for RCH RAS error handling Robert Richter
2023-09-27 15:43 ` [PATCH v11 01/20] cxl/port: Fix release of RCD endpoints Robert Richter
2023-10-02 14:14 ` Jonathan Cameron
2023-09-27 15:43 ` [PATCH v11 02/20] cxl/core/regs: Rename @dev to @host in struct cxl_register_map Robert Richter
2023-10-02 14:19 ` Jonathan Cameron
2023-09-27 15:43 ` [PATCH v11 03/20] cxl/port: Fix @host confusion in cxl_dport_setup_regs() Robert Richter
2023-10-02 14:32 ` Jonathan Cameron
2023-09-27 15:43 ` [PATCH v11 04/20] cxl/port: Rename @comp_map to @reg_map in struct cxl_register_map Robert Richter
2023-10-02 14:34 ` Jonathan Cameron
2023-10-09 14:27 ` Terry Bowman
2023-09-27 15:43 ` [PATCH v11 05/20] cxl/port: Pre-initialize component register mappings Robert Richter
2023-09-27 15:43 ` [PATCH v11 06/20] cxl/pci: Store the endpoint's Component Register mappings in struct cxl_dev_state Robert Richter
2023-09-27 15:43 ` [PATCH v11 07/20] cxl/hdm: Use stored Component Register mappings to map HDM decoder capability Robert Richter
2023-10-02 14:43 ` Jonathan Cameron
2023-10-09 14:35 ` Terry Bowman
2023-10-16 14:09 ` Robert Richter
2023-09-27 15:43 ` [PATCH v11 08/20] cxl/pci: Remove Component Register base address from struct cxl_dev_state Robert Richter
2023-09-27 15:43 ` [PATCH v11 09/20] cxl/port: Remove Component Register base address from struct cxl_port Robert Richter
2023-09-27 15:43 ` [PATCH v11 10/20] cxl/pci: Introduce config option PCIEAER_CXL Robert Richter
2023-10-02 14:46 ` Jonathan Cameron
2023-10-09 14:44 ` Terry Bowman
2023-10-16 13:40 ` Terry Bowman
2023-10-16 14:08 ` Jonathan Cameron [this message]
2023-09-27 15:43 ` [PATCH v11 11/20] cxl/pci: Add RCH downstream port AER register discovery Robert Richter
2023-10-02 14:53 ` Jonathan Cameron
2023-10-09 14:55 ` Terry Bowman
2023-09-27 15:43 ` [PATCH v11 12/20] PCI/AER: Refactor cper_print_aer() for use by CXL driver module Robert Richter
2023-09-27 15:43 ` [PATCH v11 13/20] cxl/pci: Update CXL error logging to use RAS register address Robert Richter
2023-09-27 15:43 ` [PATCH v11 14/20] cxl/pci: Map RCH downstream AER registers for logging protocol errors Robert Richter
2023-10-02 14:56 ` Jonathan Cameron
2023-10-09 14:56 ` Terry Bowman
2023-09-27 15:43 ` [PATCH v11 15/20] cxl/pci: Add RCH downstream port error logging Robert Richter
2023-09-27 15:43 ` [PATCH v11 16/20] cxl/pci: Disable root port interrupts in RCH mode Robert Richter
2023-09-27 15:43 ` [PATCH v11 17/20] PCI/AER: Forward RCH downstream port-detected errors to the CXL.mem dev handler Robert Richter
2023-09-27 15:43 ` [PATCH v11 18/20] PCI/AER: Unmask RCEC internal errors to enable RCH downstream port error handling Robert Richter
2023-09-27 15:43 ` [PATCH v11 19/20] cxl/core/regs: Rename phys_addr in cxl_map_component_regs() Robert Richter
2023-09-27 15:43 ` [PATCH v11 20/20] cxl/core/regs: Rework cxl_map_pmu_regs() to use map->dev for devm Robert Richter
2023-10-02 15:01 ` Jonathan Cameron
2023-09-27 16:04 ` [PATCH v11 00/20] cxl/pci: Add support for RCH RAS error handling Robert Richter
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