diff options
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/pci.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 930042fa2d69..d9d6229e9f3f 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1728,9 +1728,13 @@ static int nvme_configure_admin_queue(struct nvme_dev *dev) u32 aqa; u64 cap = lo_hi_readq(&dev->bar->cap); struct nvme_queue *nvmeq; - unsigned page_shift = PAGE_SHIFT; + /* + * default to a 4K page size, with the intention to update this + * path in the future to accomodate architectures with differing + * kernel and IO page sizes. + */ + unsigned page_shift = 12; unsigned dev_page_min = NVME_CAP_MPSMIN(cap) + 12; - unsigned dev_page_max = NVME_CAP_MPSMAX(cap) + 12; if (page_shift < dev_page_min) { dev_err(dev->dev, @@ -1739,13 +1743,6 @@ static int nvme_configure_admin_queue(struct nvme_dev *dev) 1 << page_shift); return -ENODEV; } - if (page_shift > dev_page_max) { - dev_info(dev->dev, - "Device maximum page size (%u) smaller than " - "host (%u); enabling work-around\n", - 1 << dev_page_max, 1 << page_shift); - page_shift = dev_page_max; - } dev->subsystem = readl(&dev->bar->vs) >= NVME_VS(1, 1) ? NVME_CAP_NSSRC(cap) : 0; |