On 09/09/2023 22:16, Mukesh Ojha wrote: > +/** > + * qcom_minidump_region_register() - Register region in APSS Minidump table. > + * @region: minidump region. > + * > + * Return: On success, it returns 0 and negative error value on failure. > + */ > +int qcom_minidump_region_register(const struct qcom_minidump_region *region) > +{ > + struct minidump *md; > + int ret; > + > + md = qcom_smem_minidump_ready(); > + if (!md) > + return -EPROBE_DEFER; > + > + if (!qcom_minidump_valid_region(region)) > + return -EINVAL; > + > + mutex_lock(&md->md_lock); > + ret = qcom_md_region_register(md, region); > + if (ret) > + goto unlock; > + > + qcom_md_update_elfheader(md, region); > +unlock: > + mutex_unlock(&md->md_lock); > + return ret; > +} > +EXPORT_SYMBOL_GPL(qcom_minidump_region_register); NAK, there is no user for this. Drop all exports from minidump drivers. Your upstream driver *must not* expose stuff to your vendor drivers. Best regards, Krzysztof