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Diffstat (limited to '')
| -rw-r--r-- | net/dns_resolver/Kconfig | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/net/dns_resolver/Kconfig b/net/dns_resolver/Kconfig new file mode 100644 index 000000000..255df9b6e --- /dev/null +++ b/net/dns_resolver/Kconfig @@ -0,0 +1,28 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Configuration for DNS Resolver +# +config DNS_RESOLVER + tristate "DNS Resolver support" + depends on NET && KEYS + help + Saying Y here will include support for the DNS Resolver key type + which can be used to make upcalls to perform DNS lookups in + userspace. + + DNS Resolver is used to query DNS server for information. Examples + being resolving a UNC hostname element to an IP address for CIFS or + performing a DNS query for AFSDB records so that AFS can locate a + cell's volume location database servers. + + DNS Resolver is used by the CIFS and AFS modules, and would support + SMB2 later. DNS Resolver is supported by the userspace upcall + helper "/sbin/dns.resolver" via /etc/request-key.conf. + + See <file:Documentation/networking/dns_resolver.rst> for further + information. + + To compile this as a module, choose M here: the module will be called + dnsresolver. + + If unsure, say N. |