History log of /freebsd/sys/dev/xen/cpu/xen_acpi_cpu.c (Results 1 – 16 of 16)
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# 685dc743 16-Aug-2023 Warner Losh <imp@FreeBSD.org>

sys: Remove $FreeBSD$: one-line .c pattern

Remove /^[\s*]*__FBSDID\("\$FreeBSD\$"\);?\s*\n/


Revision tags: vendor/less/v643, vendor/NetBSD/libc-vis/20230813, vendor/openssh/9.4p1, vendor/device-tree/6.4, vendor/device-tree/6.3, vendor/device-tree/6.2, vendor/device-tree/6.1, vendor/krb5/1.21.1, vendor/xz/5.4.4, vendor/openssl/3.0.10, vendor/openssl/1.1.1v, vendor/llvm-project/llvmorg-17-init-19311-gbc849e525f80, vendor/llvm-project/llvmorg-17-init-19304-gd0b54bb50e51, vendor/openssh/9.3p2, vendor/lua/5.4.6, vendor/NetBSD/bmake/20230622, vendor/openpam/XIMENIA, vendor/heimdal/7.8.0-2023-06-10-f62e2f278, vendor/openssl/3.0.9, vendor/llvm-project/llvmorg-16.0.6-0-g7cbf1a259152, vendor/ntp/4.2.8p17, vendor/llvm-project/llvmorg-16.0.5-0-g185b81e034ba, vendor/spleen/2.0.0, vendor/ntp/4.2.8p16, vendor/openssl/1.1.1u, vendor/sqlite3/sqlite-3420000, vendor/bc/6.6.0, vendor/llvm-project/llvmorg-16.0.4-0-gae42196bc493, vendor/NetBSD/bmake/20230510, vendor/xz/5.4.3, vendor/tcpdump/4.99.4, vendor/llvm-project/llvmorg-16.0.3-0-gda3cd333bea5, vendor/ldns/1.8.3, vendor/spleen/1.9.3, vendor/libpcap/1.10.4, vendor/spleen/1.6.0, vendor/less/v632, vendor/bc/6.5.0, vendor/libfido2/1.13.0, vendor/libfido2/1.12.0, vendor/libfido2/1.11.0, vendor/libfido2/1.10.0, vendor/libfido2/1.9.0, vendor/NetBSD/bmake/20230414, vendor/llvm-project/llvmorg-16.0.2-0-g18ddebe1a1a9, vendor/libcbor/0.10.2, vendor/sqlite3/sqlite-3410200, vendor/llvm-project/llvmorg-16.0.1-0-gcd89023f7979, release/13.2.0, vendor/llvm-project/llvmorg-16.0.0-45-g42d1b276f779, vendor/llvm-project/llvmorg-16.0.0-0-g08d094a0e457, vendor/tzdata/tzdata2023c, vendor/libpcap/1.10.3, vendor/opencsd/v1.4.0, vendor/arm-optimized-routines/v23.01, vendor/tzdata/tzdata2023b, vendor/tzdata/tzdata2023a, vendor/xz/5.4.2, vendor/openssh/9.3p1, vendor/openssl/3.0.8, vendor/bc/6.4.0, vendor/sqlite3/sqlite-3410000, vendor/bc/6.3.1, vendor/bearssl/20230220, vendor/zlib/1.2.13, vendor/llvm-project/llvmorg-16.0.0-rc2-10-g073506d8c15c, vendor/llvm-project/llvmorg-16-init-18548-gb0daacf58f41, vendor/NetBSD/bmake/20230208, vendor/byacc/20230201, vendor/openssl/1.1.1t, vendor/NetBSD/libedit/2023-01-06, vendor/openssh/9.2p1, vendor/tcsh/6.24.07, vendor/bc/6.2.2, vendor/bc/6.2.1, vendor/bc/6.2.0, vendor/bc/6.1.0, vendor/bc/6.0.4, vendor/NetBSD/bmake/20230126, vendor/Juniper/libxo/1.6.0, vendor/zstd/1.5.2, vendor/xz/5.4.1, vendor/sendmail/8.17.1, vendor/llvm-project/llvmorg-15.0.7-0-g8dfdcc7b7bf6, vendor/heimdal/7.8.0, vendor/sqlite3/sqlite-3400100, vendor/xz/5.4.0, vendor/tzcode/tzcode2022g, vendor/tzcode/tzcode2022f, vendor/tzcode/tzcode2022e, vendor/tzcode/tzcode2022d, vendor/xz/5.2.9, vendor/llvm-project/llvmorg-15.0.6-0-g088f33605d8a, vendor/tzdata/tzdata2022g, release/12.4.0
# bc9a5b04 29-Nov-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: only evaluate Processor objects matching online CPUs

Current Xen Processor driver will evaluate any Processor object on the
ACPI tables regardless of whether the processor is online or not

xen/acpi: only evaluate Processor objects matching online CPUs

Current Xen Processor driver will evaluate any Processor object on the
ACPI tables regardless of whether the processor is online or not.
Avoid doing so for processors that are not online, as evaluating
methods of processors that are not online could lead to accesses to
invalid memory, and in any case the data that the driver fetches from
the Processor ACPI object only makes sense for processors that are
online.

Note the CPU related data fetched from Xen using XENPF_get_cpuinfo
hypercall could be cached, I leave that as a future optimization.

Sponsored by: Citrix Systems R&D
Fixes: b93f47eaeef7 ('xen/acpi: upload Cx and Px data to Xen')

show more ...


Revision tags: vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19, vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5
# f929eb1e 06-May-2022 John Baldwin <jhb@FreeBSD.org>

xen: Remove unused devclass arguments to DRIVER_MODULE.


Revision tags: vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a
# b93f47ea 17-Mar-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity in charge of the CPU idle and frequency
states, and in order to perform this duty it requires information
found the ACPI dynamic tables that can only be parsed by the OSPM.

Introduce a new Xen specific ACPI driver to fetch the Processor
related information and upload it to Xen. Note that this driver needs
to take precedence over the generic ACPI CPU driver when running as
dom0, so downgrade the probe score of the native driver to
BUS_PROBE_DEFAULT in order for the Xen specific driver to use
BUS_PROBE_SPECIFIC.

Tested on an Intel NUC to successfully parse and upload both the Cx and
Px states to Xen.

Sponsored by: Citrix Systems R&D
Reviewed by: jhb kib
Differential revision: https://reviews.freebsd.org/D34841

show more ...


Revision tags: vendor/less/v643, vendor/NetBSD/libc-vis/20230813, vendor/openssh/9.4p1, vendor/device-tree/6.4, vendor/device-tree/6.3, vendor/device-tree/6.2, vendor/device-tree/6.1, vendor/krb5/1.21.1, vendor/xz/5.4.4, vendor/openssl/3.0.10, vendor/openssl/1.1.1v, vendor/llvm-project/llvmorg-17-init-19311-gbc849e525f80, vendor/llvm-project/llvmorg-17-init-19304-gd0b54bb50e51, vendor/openssh/9.3p2, vendor/lua/5.4.6, vendor/NetBSD/bmake/20230622, vendor/openpam/XIMENIA, vendor/heimdal/7.8.0-2023-06-10-f62e2f278, vendor/openssl/3.0.9, vendor/llvm-project/llvmorg-16.0.6-0-g7cbf1a259152, vendor/ntp/4.2.8p17, vendor/llvm-project/llvmorg-16.0.5-0-g185b81e034ba, vendor/spleen/2.0.0, vendor/ntp/4.2.8p16, vendor/openssl/1.1.1u, vendor/sqlite3/sqlite-3420000, vendor/bc/6.6.0, vendor/llvm-project/llvmorg-16.0.4-0-gae42196bc493, vendor/NetBSD/bmake/20230510, vendor/xz/5.4.3, vendor/tcpdump/4.99.4, vendor/llvm-project/llvmorg-16.0.3-0-gda3cd333bea5, vendor/ldns/1.8.3, vendor/spleen/1.9.3, vendor/libpcap/1.10.4, vendor/spleen/1.6.0, vendor/less/v632, vendor/bc/6.5.0, vendor/libfido2/1.13.0, vendor/libfido2/1.12.0, vendor/libfido2/1.11.0, vendor/libfido2/1.10.0, vendor/libfido2/1.9.0, vendor/NetBSD/bmake/20230414, vendor/llvm-project/llvmorg-16.0.2-0-g18ddebe1a1a9, vendor/libcbor/0.10.2, vendor/sqlite3/sqlite-3410200, vendor/llvm-project/llvmorg-16.0.1-0-gcd89023f7979, release/13.2.0, vendor/llvm-project/llvmorg-16.0.0-45-g42d1b276f779, vendor/llvm-project/llvmorg-16.0.0-0-g08d094a0e457, vendor/tzdata/tzdata2023c, vendor/libpcap/1.10.3, vendor/opencsd/v1.4.0, vendor/arm-optimized-routines/v23.01, vendor/tzdata/tzdata2023b, vendor/tzdata/tzdata2023a, vendor/xz/5.4.2, vendor/openssh/9.3p1, vendor/openssl/3.0.8, vendor/bc/6.4.0, vendor/sqlite3/sqlite-3410000, vendor/bc/6.3.1, vendor/bearssl/20230220, vendor/zlib/1.2.13, vendor/llvm-project/llvmorg-16.0.0-rc2-10-g073506d8c15c, vendor/llvm-project/llvmorg-16-init-18548-gb0daacf58f41, vendor/NetBSD/bmake/20230208, vendor/byacc/20230201, vendor/openssl/1.1.1t, vendor/NetBSD/libedit/2023-01-06, vendor/openssh/9.2p1, vendor/tcsh/6.24.07, vendor/bc/6.2.2, vendor/bc/6.2.1, vendor/bc/6.2.0, vendor/bc/6.1.0, vendor/bc/6.0.4, vendor/NetBSD/bmake/20230126, vendor/Juniper/libxo/1.6.0, vendor/zstd/1.5.2, vendor/xz/5.4.1, vendor/sendmail/8.17.1, vendor/llvm-project/llvmorg-15.0.7-0-g8dfdcc7b7bf6, vendor/heimdal/7.8.0, vendor/sqlite3/sqlite-3400100, vendor/xz/5.4.0, vendor/tzcode/tzcode2022g, vendor/tzcode/tzcode2022f, vendor/tzcode/tzcode2022e, vendor/tzcode/tzcode2022d, vendor/xz/5.2.9, vendor/llvm-project/llvmorg-15.0.6-0-g088f33605d8a, vendor/tzdata/tzdata2022g, release/12.4.0
# bc9a5b04 29-Nov-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: only evaluate Processor objects matching online CPUs

Current Xen Processor driver will evaluate any Processor object on the
ACPI tables regardless of whether the processor is online or not

xen/acpi: only evaluate Processor objects matching online CPUs

Current Xen Processor driver will evaluate any Processor object on the
ACPI tables regardless of whether the processor is online or not.
Avoid doing so for processors that are not online, as evaluating
methods of processors that are not online could lead to accesses to
invalid memory, and in any case the data that the driver fetches from
the Processor ACPI object only makes sense for processors that are
online.

Note the CPU related data fetched from Xen using XENPF_get_cpuinfo
hypercall could be cached, I leave that as a future optimization.

Sponsored by: Citrix Systems R&D
Fixes: b93f47eaeef7 ('xen/acpi: upload Cx and Px data to Xen')

show more ...


Revision tags: vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19, vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5
# f929eb1e 06-May-2022 John Baldwin <jhb@FreeBSD.org>

xen: Remove unused devclass arguments to DRIVER_MODULE.


Revision tags: vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a
# b93f47ea 17-Mar-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity in charge of the CPU idle and frequency
states, and in order to perform this duty it requires information
found the ACPI dynamic tables that can only be parsed by the OSPM.

Introduce a new Xen specific ACPI driver to fetch the Processor
related information and upload it to Xen. Note that this driver needs
to take precedence over the generic ACPI CPU driver when running as
dom0, so downgrade the probe score of the native driver to
BUS_PROBE_DEFAULT in order for the Xen specific driver to use
BUS_PROBE_SPECIFIC.

Tested on an Intel NUC to successfully parse and upload both the Cx and
Px states to Xen.

Sponsored by: Citrix Systems R&D
Reviewed by: jhb kib
Differential revision: https://reviews.freebsd.org/D34841

show more ...


Revision tags: vendor/less/v643, vendor/NetBSD/libc-vis/20230813, vendor/openssh/9.4p1, vendor/device-tree/6.4, vendor/device-tree/6.3, vendor/device-tree/6.2, vendor/device-tree/6.1, vendor/krb5/1.21.1, vendor/xz/5.4.4, vendor/openssl/3.0.10, vendor/openssl/1.1.1v, vendor/llvm-project/llvmorg-17-init-19311-gbc849e525f80, vendor/llvm-project/llvmorg-17-init-19304-gd0b54bb50e51, vendor/openssh/9.3p2, vendor/lua/5.4.6, vendor/NetBSD/bmake/20230622, vendor/openpam/XIMENIA, vendor/heimdal/7.8.0-2023-06-10-f62e2f278, vendor/openssl/3.0.9, vendor/llvm-project/llvmorg-16.0.6-0-g7cbf1a259152, vendor/ntp/4.2.8p17, vendor/llvm-project/llvmorg-16.0.5-0-g185b81e034ba, vendor/spleen/2.0.0, vendor/ntp/4.2.8p16, vendor/openssl/1.1.1u, vendor/sqlite3/sqlite-3420000, vendor/bc/6.6.0, vendor/llvm-project/llvmorg-16.0.4-0-gae42196bc493, vendor/NetBSD/bmake/20230510, vendor/xz/5.4.3, vendor/tcpdump/4.99.4, vendor/llvm-project/llvmorg-16.0.3-0-gda3cd333bea5, vendor/ldns/1.8.3, vendor/spleen/1.9.3, vendor/libpcap/1.10.4, vendor/spleen/1.6.0, vendor/less/v632, vendor/bc/6.5.0, vendor/libfido2/1.13.0, vendor/libfido2/1.12.0, vendor/libfido2/1.11.0, vendor/libfido2/1.10.0, vendor/libfido2/1.9.0, vendor/NetBSD/bmake/20230414, vendor/llvm-project/llvmorg-16.0.2-0-g18ddebe1a1a9, vendor/libcbor/0.10.2, vendor/sqlite3/sqlite-3410200, vendor/llvm-project/llvmorg-16.0.1-0-gcd89023f7979, release/13.2.0, vendor/llvm-project/llvmorg-16.0.0-45-g42d1b276f779, vendor/llvm-project/llvmorg-16.0.0-0-g08d094a0e457, vendor/tzdata/tzdata2023c, vendor/libpcap/1.10.3, vendor/opencsd/v1.4.0, vendor/arm-optimized-routines/v23.01, vendor/tzdata/tzdata2023b, vendor/tzdata/tzdata2023a, vendor/xz/5.4.2, vendor/openssh/9.3p1, vendor/openssl/3.0.8, vendor/bc/6.4.0, vendor/sqlite3/sqlite-3410000, vendor/bc/6.3.1, vendor/bearssl/20230220, vendor/zlib/1.2.13, vendor/llvm-project/llvmorg-16.0.0-rc2-10-g073506d8c15c, vendor/llvm-project/llvmorg-16-init-18548-gb0daacf58f41, vendor/NetBSD/bmake/20230208, vendor/byacc/20230201, vendor/openssl/1.1.1t, vendor/NetBSD/libedit/2023-01-06, vendor/openssh/9.2p1, vendor/tcsh/6.24.07, vendor/bc/6.2.2, vendor/bc/6.2.1, vendor/bc/6.2.0, vendor/bc/6.1.0, vendor/bc/6.0.4, vendor/NetBSD/bmake/20230126, vendor/Juniper/libxo/1.6.0, vendor/zstd/1.5.2, vendor/xz/5.4.1, vendor/sendmail/8.17.1, vendor/llvm-project/llvmorg-15.0.7-0-g8dfdcc7b7bf6, vendor/heimdal/7.8.0, vendor/sqlite3/sqlite-3400100, vendor/xz/5.4.0, vendor/tzcode/tzcode2022g, vendor/tzcode/tzcode2022f, vendor/tzcode/tzcode2022e, vendor/tzcode/tzcode2022d, vendor/xz/5.2.9, vendor/llvm-project/llvmorg-15.0.6-0-g088f33605d8a, vendor/tzdata/tzdata2022g, release/12.4.0
# bc9a5b04 29-Nov-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: only evaluate Processor objects matching online CPUs

Current Xen Processor driver will evaluate any Processor object on the
ACPI tables regardless of whether the processor is online or not

xen/acpi: only evaluate Processor objects matching online CPUs

Current Xen Processor driver will evaluate any Processor object on the
ACPI tables regardless of whether the processor is online or not.
Avoid doing so for processors that are not online, as evaluating
methods of processors that are not online could lead to accesses to
invalid memory, and in any case the data that the driver fetches from
the Processor ACPI object only makes sense for processors that are
online.

Note the CPU related data fetched from Xen using XENPF_get_cpuinfo
hypercall could be cached, I leave that as a future optimization.

Sponsored by: Citrix Systems R&D
Fixes: b93f47eaeef7 ('xen/acpi: upload Cx and Px data to Xen')

show more ...


Revision tags: vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19, vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5
# f929eb1e 06-May-2022 John Baldwin <jhb@FreeBSD.org>

xen: Remove unused devclass arguments to DRIVER_MODULE.


Revision tags: vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a
# b93f47ea 17-Mar-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity in charge of the CPU idle and frequency
states, and in order to perform this duty it requires information
found the ACPI dynamic tables that can only be parsed by the OSPM.

Introduce a new Xen specific ACPI driver to fetch the Processor
related information and upload it to Xen. Note that this driver needs
to take precedence over the generic ACPI CPU driver when running as
dom0, so downgrade the probe score of the native driver to
BUS_PROBE_DEFAULT in order for the Xen specific driver to use
BUS_PROBE_SPECIFIC.

Tested on an Intel NUC to successfully parse and upload both the Cx and
Px states to Xen.

Sponsored by: Citrix Systems R&D
Reviewed by: jhb kib
Differential revision: https://reviews.freebsd.org/D34841

show more ...


Revision tags: vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19, vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5
# f929eb1e 06-May-2022 John Baldwin <jhb@FreeBSD.org>

xen: Remove unused devclass arguments to DRIVER_MODULE.


Revision tags: vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a
# b93f47ea 17-Mar-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity in charge of the CPU idle and frequency
states, and in order to perform this duty it requires information
found the ACPI dynamic tables that can only be parsed by the OSPM.

Introduce a new Xen specific ACPI driver to fetch the Processor
related information and upload it to Xen. Note that this driver needs
to take precedence over the generic ACPI CPU driver when running as
dom0, so downgrade the probe score of the native driver to
BUS_PROBE_DEFAULT in order for the Xen specific driver to use
BUS_PROBE_SPECIFIC.

Tested on an Intel NUC to successfully parse and upload both the Cx and
Px states to Xen.

Sponsored by: Citrix Systems R&D
Reviewed by: jhb kib
Differential revision: https://reviews.freebsd.org/D34841

show more ...


Revision tags: vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19, vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5
# f929eb1e 06-May-2022 John Baldwin <jhb@FreeBSD.org>

xen: Remove unused devclass arguments to DRIVER_MODULE.


Revision tags: vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a
# b93f47ea 17-Mar-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity in charge of the CPU idle and frequency
states, and in order to perform this duty it requires information
found the ACPI dynamic tables that can only be parsed by the OSPM.

Introduce a new Xen specific ACPI driver to fetch the Processor
related information and upload it to Xen. Note that this driver needs
to take precedence over the generic ACPI CPU driver when running as
dom0, so downgrade the probe score of the native driver to
BUS_PROBE_DEFAULT in order for the Xen specific driver to use
BUS_PROBE_SPECIFIC.

Tested on an Intel NUC to successfully parse and upload both the Cx and
Px states to Xen.

Sponsored by: Citrix Systems R&D
Reviewed by: jhb kib
Differential revision: https://reviews.freebsd.org/D34841

show more ...


Revision tags: vendor/sqlite3/sqlite-3400000, vendor/expat/2.5.0, vendor/xz/5.2.8, vendor/device-tree/6.0, vendor/device-tree/5.19, vendor/openssl/1.1.1s, vendor/wireguard-tools/v1.0.20210914, vendor/tzdata/tzdata2022f, vendor/acpica/20221020, vendor/unbound/1.17.0, vendor/llvm-project/llvmorg-15.0.2-10-gf3c5289e7846, vendor/llvm-project/llvmorg-15.0.2-0-g4bd3f3759259, vendor/llvm-project/llvmorg-15.0.1-0-gb73d2c8c720a, vendor/tzdata/tzdata2022e, vendor/openssh/9.1p1, vendor/unbound/1.16.3, vendor/bsddialog/0.4, vendor/tzdata/tzdata2022d, vendor/file/5.43, vendor/expat/2.4.9, vendor/sqlite3/sqlite-3390300, vendor/llvm-project/llvmorg-15.0.0-9-g1c73596d3454, vendor/llvm-project/llvmorg-15.0.0-0-g4ba6a9c9f65b, vendor/less/v608, vendor/bsddialog/0.3, vendor/lua/5.4.4, vendor/lua/5.4.3, vendor/sqlite3/sqlite-3390200, vendor/bc/6.0.2, verndor/bc/6.0.2, vendor/dhcpcd/9.4.1, vendor/tzcode/tzcode2022c, vendor/tzcode/unsplit, vendor/tzdata/tzdata2022c, vendor/llvm-project/llvmorg-15.0.0-rc2-40-gfbd2950d8d0d, vendor/tzdata/tzdata2022b, vendor/arm-optimized-routines/20220210-89ca9c3, vendor/device-tree/5.18, vendor/device-tree/5.17, vendor/device-tree/5.16, vendor/device-tree/5.15, vendor/device-tree/5.14, vendor/unbound/1.16.2, vendor/llvm-project/llvmorg-15-init-17826-g1f8ae9d7e7e4, vendor/llvm-project/llvmorg-15-init-17827-gd77882e66779, vendor/NetBSD/bmake/20220726, vendor/NetBSD/bmake/20220724, vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b, vendor/llvm-project/llvmorg-15-init-16436-g18a6ab5b8d1f, vendor/unbound/1.16.1, vendor/sqlite3/sqlite-3390000, vendor/openssl/1.1.1q, vendor/file/5.42, vendor/llvm-project/llvmorg-15-init-15358-g53dc0f107877, vendor/openssl/1.1.1p, vendor/bc/5.3.3, vendor/bc/5.3.2, vendor/llvm-project/llvmorg-14.0.5-0-gc12386ae247c, vendor/bc/5.3.1, vendor/bc/5.3.0, vendor/unbound/1.16.0, vendor/llvm-project/llvmorg-14.0.4-0-g29f1039a7285, vendor/sqlite3/sqlite-3380500, release/13.1.0, upstream/13.1.0, vendor/bc/5.2.5
# f929eb1e 06-May-2022 John Baldwin <jhb@FreeBSD.org>

xen: Remove unused devclass arguments to DRIVER_MODULE.


Revision tags: vendor/openssl/1.1.1o, vendor/llvm-project/llvmorg-14.0.2-0-g0e27d08cdeb3, vendor/llvm-project/llvmorg-14.0.3-0-g1f9140064dfb, vendor/NetBSD/bmake/20220418, vendor/bearssl/20220418, vendor/bc/5.2.4, vendor/NetBSD/libedit/2022-04-11, vendor/openssh/9.0p1, vendor/NetBSD/bmake/20220330, vendor/acpica/20220331, vendor/zlib/1.2.12, vendor/llvm-project/llvmorg-14.0.0-2-g3f43d803382d, vendor/heimdal/7.7.0, vendor/expat/2.4.7, vendor/llvm-project/llvmorg-14.0.0-rc4-2-gadd3ab7f4c8a
# b93f47ea 17-Mar-2022 Roger Pau Monné <royger@FreeBSD.org>

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity

xen/acpi: upload Cx and Px data to Xen

When FreeBSD is running as dom0 (initial domain) on a Xen system it
has access to the native ACPI tables and is the OSPM. However the
hypervisor is the entity in charge of the CPU idle and frequency
states, and in order to perform this duty it requires information
found the ACPI dynamic tables that can only be parsed by the OSPM.

Introduce a new Xen specific ACPI driver to fetch the Processor
related information and upload it to Xen. Note that this driver needs
to take precedence over the generic ACPI CPU driver when running as
dom0, so downgrade the probe score of the native driver to
BUS_PROBE_DEFAULT in order for the Xen specific driver to use
BUS_PROBE_SPECIFIC.

Tested on an Intel NUC to successfully parse and upload both the Cx and
Px states to Xen.

Sponsored by: Citrix Systems R&D
Reviewed by: jhb kib
Differential revision: https://reviews.freebsd.org/D34841

show more ...