libnvmf_registry_attr_equal(9) libnvme API manual libnvmf_registry_attr_equal(9)

libnvmf_registry_attr_equal - Compare a registry attribute to a value

int libnvmf_registry_attr_equal (struct libnvme_global_ctx *ctx , const char *device , const char *attr , const char *value );

libnvme global context; must not be NULL
Kernel device name (e.g. "nvme3")
Attribute name to compare (e.g. "owner")
Value to compare against; NULL means "attribute absent"

0 if attr equals value (a missing attribute equals a NULL value), >0 if it differs, negative errno on a read error.

libnvmf_registry_attr_equal October 2026