diff options
| -rw-r--r-- | drivers/cxl/core/region.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c index 3a77aec2c447..2a97fa9a394f 100644 --- a/drivers/cxl/core/region.c +++ b/drivers/cxl/core/region.c @@ -3572,9 +3572,8 @@ static void shutdown_notifiers(void *_cxlr) unregister_mt_adistance_algorithm(&cxlr->adist_notifier); } -static int cxl_region_probe(struct device *dev) +static int cxl_region_can_probe(struct cxl_region *cxlr) { - struct cxl_region *cxlr = to_cxl_region(dev); struct cxl_region_params *p = &cxlr->params; int rc; @@ -3597,15 +3596,28 @@ static int cxl_region_probe(struct device *dev) goto out; } - /* - * From this point on any path that changes the region's state away from - * CXL_CONFIG_COMMIT is also responsible for releasing the driver. - */ out: up_read(&cxl_region_rwsem); if (rc) return rc; + return 0; +} + +static int cxl_region_probe(struct device *dev) +{ + struct cxl_region *cxlr = to_cxl_region(dev); + struct cxl_region_params *p = &cxlr->params; + int rc; + + rc = cxl_region_can_probe(cxlr); + if (rc) + return rc; + + /* + * From this point on any path that changes the region's state away from + * CXL_CONFIG_COMMIT is also responsible for releasing the driver. + */ cxlr->memory_notifier.notifier_call = cxl_region_perf_attrs_callback; cxlr->memory_notifier.priority = CXL_CALLBACK_PRI; |