diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/cxl/core/region.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c index 0fc80478ff6b..285835145e9b 100644 --- a/drivers/cxl/core/region.c +++ b/drivers/cxl/core/region.c @@ -1221,6 +1221,12 @@ static int cxl_region_attach(struct cxl_region *cxlr, struct cxl_dport *dport; int i, rc = -ENXIO; + if (cxled->mode != cxlr->mode) { + dev_dbg(&cxlr->dev, "%s region mode: %d mismatch: %d\n", + dev_name(&cxled->cxld.dev), cxlr->mode, cxled->mode); + return -EINVAL; + } + if (cxled->mode == CXL_DECODER_DEAD) { dev_dbg(&cxlr->dev, "%s dead\n", dev_name(&cxled->cxld.dev)); return -ENODEV; |