diff options
| author | Gerd Bayer <gbayer@linux.ibm.com> | 2025-10-24 13:05:32 +0200 |
|---|---|---|
| committer | Keith Busch <kbusch@kernel.org> | 2025-12-01 13:45:57 -0800 |
| commit | 78723fe309f189ee4010d5b7a55f6a14644a40c2 (patch) | |
| tree | 73033e6e0f975ce7c9b39d1303665ff51807cc8d | |
| parent | c9adfb5b68cb623a37eea76432c09f478c593d0e (diff) | |
nvme-pci: add debug message on fail to read CSTS
Add a debug log spelling out that reading the CSTS register failed - to
distinguish this from other reasons for ENODEV.
Reviewed-by: Wilfred Mallawa <wilfred.mallawa@wdc.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Gerd Bayer <gbayer@linux.ibm.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
| -rw-r--r-- | drivers/nvme/host/pci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 9a7616aa6889..a9fc8ecdea48 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2977,6 +2977,7 @@ static int nvme_pci_enable(struct nvme_dev *dev) pci_set_master(pdev); if (readl(dev->bar + NVME_REG_CSTS) == -1) { + dev_dbg(dev->ctrl.device, "reading CSTS register failed\n"); result = -ENODEV; goto disable; } |