/usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/sound/xen
Edit: /usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/sound/xen/Kconfig (343B)
# SPDX-License-Identifier: GPL-2.0-only
# ALSA Xen drivers
config SND_XEN_FRONTEND
tristate "Xen para-virtualized sound frontend driver"
depends on XEN
select SND_PCM
select XEN_XENBUS_FRONTEND
select XEN_FRONT_PGDIR_SHBUF
help
Choose this option if you want to enable a para-virtualized
frontend sound driver for Xen guest OSes.