We now have an interface for guest visible random numbers.
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Generating a random number counts as I/O, as it cannot be
replayed and produce the same results.
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Use the newly introduced infrastructure for guest random numbers.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This allows us to use a single syscall to initialize them all.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
The random number is intended for use by the guest. As such, we should
honor the -seed argument for reproducibility.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
The random number is intended for use by the guest. As such, we should
honor the -seed argument for reproducibility. Use the *_nofail routine
instead of rolling our own error handling locally.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
The random number is intended for use by the guest. As such, we should
honor the -seed argument for reproducibility. Use the *_nofail routine
instead of error_abort directly.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
The random number is intended for use by the guest. As such, we should
honor the -seed argument for reproducibility. Use the *_nofail routine
instead of rolling our own error handling locally.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
We no longer use rand() within linux-user.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Use a better interface for random numbers than rand() * 3.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Use a better interface for random numbers than rand * 16.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
When not using -seed, we will use the crypto subsystem
for random numbers.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
When the -seed option is given, call qemu_guest_random_seed_main,
putting the subsystem into deterministic mode. Pass derived seeds
to each cpu created during clone; which is a no-op unless the
subsystem is in deterministic mode.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
When the -seed option is given, call qemu_guest_random_seed_main,
putting the subsystem into deterministic mode. Pass derived seeds
to each cpu created; which is a no-op unless the subsystem is in
deterministic mode.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This routine is intended to produce high-quality random numbers to the
guest. Normally, such numbers are crypto quality from the host, but a
command-line option can force the use of a fully deterministic sequence
for use while debugging.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Use a better interface for random numbers than rand().
Fail gracefully if for some reason we cannot use the crypto system.
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
There were 3 copies of this code, one of which used the wrong
data size for the failure indicator.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Using uint8_t* merely requires useless casts for use with
other types to be filled with randomness.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Prefer it to direct use of /dev/urandom.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Avoids leaking the /dev/urandom fd into any child processes.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
We can always get EINTR for read; /dev/urandom is no exception.
Rearrange the order of tests for likelihood; allow degenerate buflen==0
case to perform a no-op zero-length read. This means that the normal
success path is a straight line with a single test for success.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Use #ifdef _WIN32 instead of #ifndef _WIN32.
This will make other tests easier to sequence.
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
For user-only, we require only the random number bits of the
crypto subsystem. Rename crypto-aes-obj-y to crypto-user-obj-y,
and add the random number objects, plus init.o to handle any
extra stuff the crypto library requires.
Move the crypto libraries from libs_softmmu and libs_tools to
LIBS, so that they are universally used.
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
At least ubuntu 18.04 does not package static gnutls libraries.
At least Fedora 30 does not ship static nettle and gcrypt libraries.
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Tested-by: Laurent Vivier <lvivier@redhat.com>
Message-Id: <20190510012458.22706-2-richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
- have the bios tolerate bootmap signature entries
- next chunk of vector instruction support in tcg
- a headers update against Linux 5.2-rc1
- add more facilities and gen15 machines to the cpu model
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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20190521-3' into staging
s390x update:
- have the bios tolerate bootmap signature entries
- next chunk of vector instruction support in tcg
- a headers update against Linux 5.2-rc1
- add more facilities and gen15 machines to the cpu model
# gpg: Signature made Tue 21 May 2019 16:09:35 BST
# gpg: using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF
# gpg: issuer "cohuck@redhat.com"
# gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown]
# gpg: aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full]
# gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full]
# gpg: aka "Cornelia Huck <cohuck@kernel.org>" [unknown]
# gpg: aka "Cornelia Huck <cohuck@redhat.com>" [unknown]
# Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0 18CE DECF 6B93 C6F0 2FAF
* remotes/cohuck/tags/s390x-20190521-3: (55 commits)
s390x/cpumodel: wire up 8561 and 8562 as gen15 machines
s390x/cpumodel: add gen15 defintions
s390x/cpumodel: add Deflate-conversion facility
s390x/cpumodel: enhanced sort facility
s390x/cpumodel: vector enhancements
s390x/cpumodel: msa9 facility
s390x/cpumodel: Miscellaneous-Instruction-Extensions Facility 3
s390x/cpumodel: ignore csske for expansion
linux headers: update against Linux 5.2-rc1
update-linux-headers: handle new header file
s390x/tcg: Implement VECTOR TEST UNDER MASK
s390x/tcg: Implement VECTOR SUM ACROSS WORD
s390x/tcg: Implement VECTOR SUM ACROSS QUADWORD
s390x/tcg: Implement VECTOR SUM ACROSS DOUBLEWORD
s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATION
s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW INDICATION
s390x/tcg: Implement VECTOR SUBTRACT COMPUTE BORROW INDICATION
s390x/tcg: Implement VECTOR SUBTRACT
s390x/tcg: Implement VECTOR SHIFT RIGHT LOGICAL *
s390x/tcg: Implement VECTOR SHIFT RIGHT ARITHMETIC
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
8561 and 8562 will be gen15 machines. There is no name yet, let us use
gen15a and gen15b as base name. Later on we can provide aliases with
the proper name.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190429090250.7648-10-borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
add several new features (msa9, sort, deflate, additional vector
instructions, new general purpose instructions) to generation 15.
Also disable csske and bpb from the default and base models >=15.
This will allow to migrate gen15 machines to future machines that
do not have these features.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190429090250.7648-9-borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Add vector enhancements to the cpu model.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190429090250.7648-6-borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Provide the MSA9 facility (stfle.155). This also contains pckmo
subfunctions for key wrapping. Keep them in a separate group to disable
those as a block if necessary. This is for example needed when disabling
key wrapping via the HMC.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190429090250.7648-5-borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Provide the "Miscellaneous-Instruction-Extensions Facility 3" via
stfle.61.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190429090250.7648-4-borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
csske will be removed in a future machine. Ignore it for expanding the
cpu model. Otherwise qemu falls back to z9.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190429090250.7648-3-borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
reconnect for vhost blk
tests for UEFI
misc other stuff
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
pci, pc, virtio: features, fixes
reconnect for vhost blk
tests for UEFI
misc other stuff
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
# gpg: Signature made Tue 21 May 2019 14:41:32 BST
# gpg: using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg: aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17 0970 C350 3912 AFBE 8E67
# Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA 8A0D 281F 0DB8 D28D 5469
* remotes/mst/tags/for_upstream: (34 commits)
tests: acpi: print error unable to dump ACPI table during rebuild
tests: acpi: refactor rebuild-expected-aml.sh to dump ACPI tables for a specified list of targets
tests: acpi: allow to override default accelerator
tests: acpi: ignore SMBIOS tests when UEFI firmware is used
tests: acpi: add a way to start tests with UEFI firmware
tests: acpi: add acpi_find_rsdp_address_uefi() helper
tests: acpi: move boot_sector_init() into x86 tests branch
tests: acpi: skip FACS table if board uses hw reduced ACPI profile
tests: acpi: fetch X_DSDT if pointer to DSDT is 0
tests: acpi: make pointer to RSDP 64bit
tests: acpi: make RSDT test routine handle XSDT
tests: acpi: make acpi_fetch_table() take size of fetched table pointer
tests: acpi: rename acpi_parse_rsdp_table() into acpi_fetch_rsdp_table()
pci: Simplify pci_bus_is_root()
pcie: Remove redundant test in pcie_mmcfg_data_{read,write}()
libvhost-user: fix bad vu_log_write
hw/arm/virt-acpi-build: pass AcpiMcfgInfo to build_mcfg()
i386, acpi: remove mcfg_ prefix in AcpiMcfgInfo members
hw/arm/virt-acpi-build: remove unnecessary variable mcfg_start
do not call vhost_net_cleanup() on running net from char user event
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Instead of just asserting print the error that lead to assert first.
While at it move assert into rebuild branch, which removes redundant
check done in case of !rebuild branch is taken (the later is taken
care of by g_assert_no_error).
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Wei Yang <richardw.yang@linux.intel.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <1556808723-226478-16-git-send-email-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Make initial list contain x86_64.
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <1556808723-226478-15-git-send-email-imammedo@redhat.com>
Reviewed-by: Wei Yang <richardw.yang@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
- some iotests patches that have multiple reviews and thus are ready to go
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Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2019-05-21' into staging
- qtest patches to get rid of the global_qtest variable in more tests
- some iotests patches that have multiple reviews and thus are ready to go
# gpg: Signature made Tue 21 May 2019 11:40:31 BST
# gpg: using RSA key 2ED9D774FE702DB5
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg: aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg: aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg: aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3 EAB9 2ED9 D774 FE70 2DB5
* remotes/huth-gitlab/tags/pull-request-2019-05-21:
tests/qemu-iotests: Remove the "_supported_os Linux" line from many tests
cirrus / travis: Add gnu-sed and bash for macOS and FreeBSD
tests/qemu-iotests: Do not hard-code the path to bash
tests/qemu-iotests/check: Pick a default machine if necessary
tests/qemu-iotests/005: Add a sanity check for large sparse file support
tests/hd-geo-test: Use qtest_init() instead of qtest_start()
tests/device-introspect: Use qtest_init() instead of qtest_start()
tests/qom-test: Use qtest_init() instead of qtest_start()
tests/numa-test: Use qtest_init() instead of qtest_start()
tests/q35-test: Make test independent of global_qtest
tests/libqos: Get rid of global_qtest dependency in qvring_init()
tests/libqtest: Fix description of qtest_vinitf() and qtest_initf()
tests/libqtest: Remove unused global_qtest-related wrapper functions
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
A lot of tests run fine on FreeBSD and macOS, too - the limitation
to Linux here was likely just copied-and-pasted from other tests.
Thus remove the "_supported_os Linux" line from tests that run
successful in our CI pipelines on FreeBSD and macOS.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190502084506.8009-6-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
We are going to enable the qemu-iotests during "make check" again,
and for running the iotests, we need bash and gnu-sed.
Reviewed-by: Li-Wen Hsu <lwhsu@freebsd.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190502084506.8009-5-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
bash is installed in a different directory on non-Linux systems like
FreeBSD. Do not hard-code /bin/bash here so that the tests can run
there, too.
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190502084506.8009-4-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
qemu-system-arm, qemu-system-aarch64 and qemu-system-tricore do not have
a default machine, so when running the qemu-iotests with such a binary,
lots of tests are failing. Fix it by picking a default machine in the
"check" script instead.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20190502084506.8009-3-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
"check -raw 005" fails when running on certain filesystems - these do not
support such large sparse files. Use the same check as in test 220 to
skip the test in this case.
Suggested-by: Eric Blake <eblake@redhat.com>
Message-Id: <20190502084506.8009-2-thuth@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
qtest_start() + qtest_end() should be avoided, since they use the
global_qtest variable that we want to get rid of in the long run.
Use qtest_init() and qtest_quit() instead.
Message-Id: <20190515174328.16361-7-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
qtest_start() + qtest_end() should be avoided, since they use the
global_qtest variable that we want to get rid of in the long run.
Use qtest_init() and qtest_quit() instead.
Message-Id: <20190515174328.16361-6-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
qtest_start() + qtest_end() should be avoided, since they use the
global_qtest variable that we want to get rid of in the long run.
Use qtest_init() and qtest_quit() instead.
Message-Id: <20190515174328.16361-5-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
qtest_start() + qtest_end() should be avoided, since they use the
global_qtest variable that we want to get rid of in the long run.
Use qtest_init() and qtest_quit() instead.
Message-Id: <20190515174328.16361-4-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Use a local QTestState variable, so that we can finally get rid
of the undesired global_qtest variable in this file, too.
Message-Id: <20190515174328.16361-3-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
