Commit Graph

74206 Commits

Author SHA1 Message Date
Richard Henderson
21ffbdc908 target/i386: Use cpu_*_mmuidx_ra instead of templates
Do not use exec/cpu_ldst_{,useronly_}template.h directly,
but instead use the functional interface.

Cc: Eduardo Habkost <ehabkost@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:10 -10:00
Richard Henderson
f4e1bae259 cputlb: Provide cpu_(ld,st}*_mmuidx_ra for user-only
This finishes the new interface began with the previous patch.
Document the interface and deprecate MMU_MODE<N>_SUFFIX.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:10 -10:00
Richard Henderson
fc4120a378 cputlb: Rename helper_ret_ld*_cmmu to cpu_ld*_code
There are no uses of the *_cmmu names other than the bare wrapping
within the *_code inlines.  Therefore rename the functions so we
can drop the inlines.

Use abi_ptr instead of target_ulong in preparation for user-only;
the two types are identical for softmmu.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:10 -10:00
Richard Henderson
a6d456df2a translator: Use cpu_ld*_code instead of open-coding
The DO_LOAD macros replicate the distinction already performed
by the cpu_ldst.h functions.  Use them.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:10 -10:00
Richard Henderson
d03f140804 cputlb: Move body of cpu_ldst_template.h out of line
With the tracing hooks, the inline functions are no longer
so simple.  Once out-of-line, the current tlb_entry lookup
is redundant with the one in the main load/store_helper.

This also begins the introduction of a new target facing
interface, with suffix *_mmuidx_ra.  This is not yet
official because the interface is not done for user-only.

Use abi_ptr instead of target_ulong in preparation for
user-only; the two types are identical for softmmu.

What remains in cpu_ldst_template.h are the expansions
for _code, _data, and MMU_MODE<N>_SUFFIX.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
208b2d2420 plugins: Include trace/mem.h in api.c
Code movement in an upcoming patch will show that this file
was implicitly depending on trace/mem.h being included beforehand.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reported-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
0fbf9b9ff4 linux-user: Include trace-root.h in syscall-trace.h
Code movement in an upcoming patch will show that this file
was implicitly depending on trace-root.h being included beforehand.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
4c2169b267 linux-user: Include tcg.h in syscall.c
Code movement in an upcoming patch will show that this file
was implicitly depending on tcg.h being included indirectly.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
571951b15f accel/tcg: Include tcg.h in tcg-runtime.c
Code movement in an upcoming patch will show that this file
was implicitly depending on tcg.h being included indirectly.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
3b3be95a07 target/arm: Include tcg.h in sve_helper.c
Code movement in an upcoming patch will show that this file
was implicitly depending on tcg.h being included indirectly.

Cc: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
61150039d4 target/s390x: Include tcg.h in mem_helper.c
Code movement in an upcoming patch will show that this file
was implicitly depending on tcg.h being included indirectly.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
4e6b138495 trace: Remove trace_mem_build_info_no_se_[bl]e
It is easy for the atomic helpers to use trace_mem_build_info
directly, without resorting to symbol pasting.  For this usage,
we cannot use trace_mem_get_info, because the MemOp does not
support 16-byte accesses.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
f3bee8d337 cputlb: Use trace_mem_get_info instead of trace_mem_build_info
In the cpu_ldst templates, we already require a MemOp, and it
is cleaner and clearer to pass that instead of 3 separate
arguments describing the memory operation.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Richard Henderson
ecd3571eb1 target/xtensa: Use probe_access for itlb_hit_test
We don't actually need the result of the read, only to probe that the
memory mapping exists.  This is exactly what probe_access does.

This is also the only user of any cpu_ld*_code_ra function.
Removing this allows the interface to be removed shortly.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-15 15:13:09 -10:00
Peter Maydell
e021e6fe52 QAPI patches for 2020-01-14
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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2020-01-14' into staging

QAPI patches for 2020-01-14

# gpg: Signature made Tue 14 Jan 2020 10:15:22 GMT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2020-01-14:
  qapi: Simplify QAPISchemaModularCVisitor
  qapi: Fix code generation for empty modules
  qapi: Proper intermediate representation for modules
  qapi: Generate command registration stuff into separate files
  tests/Makefile.include: Fix missing test-qapi-emit-events.[ch]
  qapi: Tweak "command returns a nice type" check for clarity

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-14 16:42:27 +00:00
Peter Maydell
3a63b24a1b ui: add "-display help", gtk refresh rate.
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Merge remote-tracking branch 'remotes/kraxel/tags/ui-20200114-pull-request' into staging

ui: add "-display help", gtk refresh rate.

# gpg: Signature made Tue 14 Jan 2020 10:01:14 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/ui-20200114-pull-request:
  display/gtk: get proper refreshrate
  ui: Print available display backends with '-display help'

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-14 16:00:31 +00:00
Peter Maydell
fee0ec1fd1 Pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Pull request

# gpg: Signature made Tue 14 Jan 2020 09:30:45 GMT
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/block-pull-request:
  linux-aio: increasing MAX_EVENTS to a larger hardcoded value

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-14 14:11:34 +00:00
Peter Maydell
29234ded1f Pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

Pull request

# gpg: Signature made Tue 14 Jan 2020 09:29:11 GMT
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/tracing-pull-request:
  trace: update qemu-trace-stap to Python 3

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-14 11:15:30 +00:00
Markus Armbruster
3bef3aaec9 qapi: Simplify QAPISchemaModularCVisitor
Since the previous commit, QAPISchemaVisitor.visit_module() is called
just once.  Simplify QAPISchemaModularCVisitor accordingly.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-7-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Markus Armbruster
3e7fb5811b qapi: Fix code generation for empty modules
When a sub-module doesn't contain any definitions, we don't generate
code for it, but we do generate the #include.

We generate code only for modules that get visited.
QAPISchema.visit() visits only modules that have definitions.  It can
visit modules multiple times.

Clean this up as follows.  Collect entities in their QAPISchemaModule.
Have QAPISchema.visit() call QAPISchemaModule.visit() for each module.
Have QAPISchemaModule.visit() call .visit_module() for itself, and
QAPISchemaEntity.visit() for each of its entities.  This way, we visit
each module exactly once.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-6-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Markus Armbruster
a9f1dd7ee0 qapi: Proper intermediate representation for modules
Modules are represented only by their names so far.  Introduce class
QAPISchemaModule.  So far, it merely wraps the name.  The next patch
will put it to more interesting use.

Once again, arrays spice up the patch a bit.  For any other type,
@info points to the definition, which lets us map from @info to
module.  For arrays, there is no definition, and @info points to the
first use instead.  We have to use the element type's module instead,
which is only available after .check().

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-5-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Markus Armbruster
00ca24ff9e qapi: Generate command registration stuff into separate files
Having to include qapi-commands.h just for qmp_init_marshal() is
suboptimal.  Generate it into separate files.  This lets
monitor/misc.c, qga/main.c, and the generated qapi-commands-FOO.h
include less.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-4-armbru@redhat.com>
[Typos in docs/devel/qapi-code-gen.txt fixed]
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Markus Armbruster
0cc0e26894 tests/Makefile.include: Fix missing test-qapi-emit-events.[ch]
Commit 5d75648b56 "qapi: Generate QAPIEvent stuff into separate files"
added tests/test-qapi-emit-events.[ch] to the set of generated files,
but neglected to update tests/.gitignore and tests/Makefile.include.
Commit a0af8cee3c "tests/.gitignore: ignore test-qapi-emit-events.[ch]
for in-tree builds" fixed the former.  Now fix the latter.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-3-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Markus Armbruster
7e9c1707e1 qapi: Tweak "command returns a nice type" check for clarity
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191120182551.23795-2-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-01-14 11:01:58 +01:00
Nikola Pavlica
c4c00922cc display/gtk: get proper refreshrate
Because some VMs in QEMU can get GPU virtualization (using technologies
such as iGVT-g, as mentioned previously), they could produce a video
output that had a higher display refresh rate than of what the GTK
display was displaying. (fxp. Playing a video game inside of a Windows
VM at 60 Hz, while the output stood locked at 33 Hz because of defaults
set in include/ui/console.h)

Since QEMU does indeed have internal systems for determining frame
times as defined in ui/console.c.
The code checks for a variable called update_interval that it later
uses for time calculation. This variable, however, isn't defined
anywhere in ui/gtk.c and instead ui/console.c just sets it to
GUI_REFRESH_INTERVAL_DEFAULT which is 30

update_interval represents the number of milliseconds per display
refresh, and by doing some math we get that 1000/30 = 33.33... Hz

This creates the mentioned problem and what this patch does is that it
checks for the display refresh rate reported by GTK itself (we can take
this as a safe value) and just converts it back to a number of
milliseconds per display refresh.

Signed-off-by: Nikola Pavlica <pavlica.nikola@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200108121342.29597-1-pavlica.nikola@gmail.com

[ kraxel: style tweak: add blank line between vars and code ]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-01-14 07:26:36 +01:00
Thomas Huth
c388f408b5 ui: Print available display backends with '-display help'
We already print availabled devices with "-device help", or available
backends with "-netdev help" or "-chardev help". Let's provide a way
for the users to query the available display backends, too.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-id: 20200108144702.29969-1-thuth@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-01-14 07:26:36 +01:00
Stefan Hajnoczi
3f0097169b trace: update qemu-trace-stap to Python 3
qemu-trace-stap does not support Python 3 yet:

  $ scripts/qemu-trace-stap list path/to/qemu-system-x86_64
  Traceback (most recent call last):
    File "scripts/qemu-trace-stap", line 175, in <module>
      main()
    File "scripts/qemu-trace-stap", line 171, in main
      args.func(args)
    File "scripts/qemu-trace-stap", line 118, in cmd_list
      print_probes(args.verbose, "*")
    File "scripts/qemu-trace-stap", line 114, in print_probes
      if line.startswith(prefix):
  TypeError: startswith first arg must be bytes or a tuple of bytes, not str

Now that QEMU requires Python 3.5 or later we can switch to pure Python
3.  Use Popen()'s universal_newlines=True argument to treat stdout as
text instead of binary.

Fixes: 62dd1048c0 ("trace: add ability to do simple printf logging via systemtap")
Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=1787395
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-id: 20200107112438.383958-1-stefanha@redhat.com
Message-Id: <20200107112438.383958-1-stefanha@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2020-01-13 16:42:20 +00:00
Wangyong
2558cb8dd4 linux-aio: increasing MAX_EVENTS to a larger hardcoded value
Since commit 6040aedddb "virtio-blk:
make queue size configurable",if the user set the queue size to
more than 128 ,it will not take effect. That's because linux aio's
maximum outstanding requests at a time is always less than or equal
to 128.

This patch simply increase MAX_EVENTS to a larger hardcoded value of
1024 as a shortterm fix.

Signed-off-by: wangyong <wang.yongD@h3c.com>
Message-id: faa5781afd354a96a0be152b288f636f@h3c.com
Message-Id: <faa5781afd354a96a0be152b288f636f@h3c.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2020-01-13 16:41:45 +00:00
Peter Maydell
3c8a657598 usb: bugfixes for xhci, usb pass-through and usb redirection.
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Merge remote-tracking branch 'remotes/kraxel/tags/usb-20200113-pull-request' into staging

usb: bugfixes for xhci, usb pass-through and usb redirection.

# gpg: Signature made Mon 13 Jan 2020 13:06:35 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/usb-20200113-pull-request:
  xhci: recheck slot status
  xhci: Fix memory leak in xhci_kick_epctx when poweroff GuestOS
  usbredir: Prevent recursion in usbredir_write
  usb-redir: remove 'remote wakeup' flag from configuration descriptor
  usb-host: remove 'remote wakeup' flag from configuration descriptor

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-13 14:19:57 +00:00
Peter Maydell
981c9b88e6 * Move qtests into a separate directory
* Build index.html for docs
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2020-01-12' into staging

* Move qtests into a separate directory
* Build index.html for docs

# gpg: Signature made Sun 12 Jan 2020 11:21:41 GMT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# 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-2020-01-12:
  docs: build an index page for the HTML docs
  tests/libqos: Move the libqos files under tests/qtest/
  tests/Makefile: Move qtest-related settings to a separate Makefile.include
  test: Move qtests to a separate directory
  tests/Makefile: Separate unit test dependencies from qtest dependencies
  tests/Makefile: Remove 'tests/' and '$(EXESUF)' from the check-qtest variables
  tests/ptimer: Remove unnecessary inclusion of libqtest.h
  tests/Makefile: test-char does not need libqtest

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-13 13:06:49 +00:00
Gerd Hoffmann
236846a019 xhci: recheck slot status
Factor out slot status check into a helper function.  Add an additional
check after completing transfers.  This is needed in case a guest
queues multiple transfers in a row and a device unplug happens while
qemu processes them.

Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=1786413
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200107083606.12393-1-kraxel@redhat.com
2020-01-13 14:05:55 +01:00
Chen Qun
34b9d6a1f8 xhci: Fix memory leak in xhci_kick_epctx when poweroff GuestOS
start vm with libvirt, when GuestOS running, enter poweroff command using
the xhci keyboard, then ASAN shows memory leak stack:

Direct leak of 80 byte(s) in 5 object(s) allocated from:
    #0 0xfffd1e6431cb in __interceptor_malloc (/lib64/libasan.so.4+0xd31cb)
    #1 0xfffd1e107163 in g_malloc (/lib64/libglib-2.0.so.0+0x57163)
    #2 0xaaad39051367 in qemu_sglist_init /qemu/dma-helpers.c:43
    #3 0xaaad3947c407 in pci_dma_sglist_init /qemu/include/hw/pci/pci.h:842
    #4 0xaaad3947c407 in xhci_xfer_create_sgl /qemu/hw/usb/hcd-xhci.c:1446
    #5 0xaaad3947c407 in xhci_setup_packet /qemu/hw/usb/hcd-xhci.c:1618
    #6 0xaaad3948625f in xhci_submit /qemu/hw/usb/hcd-xhci.c:1827
    #7 0xaaad3948625f in xhci_fire_transfer /qemu/hw/usb/hcd-xhci.c:1839
    #8 0xaaad3948625f in xhci_kick_epctx /qemu/hw/usb/hcd-xhci.c:1991
    #9 0xaaad3948f537 in xhci_doorbell_write /qemu/hw/usb/hcd-xhci.c:3158
    #10 0xaaad38bcbfc7 in memory_region_write_accessor /qemu/memory.c:483
    #11 0xaaad38bc654f in access_with_adjusted_size /qemu/memory.c:544
    #12 0xaaad38bd1877 in memory_region_dispatch_write /qemu/memory.c:1482
    #13 0xaaad38b1c77f in flatview_write_continue /qemu/exec.c:3167
    #14 0xaaad38b1ca83 in flatview_write /qemu/exec.c:3207
    #15 0xaaad38b268db in address_space_write /qemu/exec.c:3297
    #16 0xaaad38bf909b in kvm_cpu_exec /qemu/accel/kvm/kvm-all.c:2383
    #17 0xaaad38bb063f in qemu_kvm_cpu_thread_fn /qemu/cpus.c:1246
    #18 0xaaad39821c93 in qemu_thread_start /qemu/util/qemu-thread-posix.c:519
    #19 0xfffd1c8378bb  (/lib64/libpthread.so.0+0x78bb)
    #20 0xfffd1c77616b  (/lib64/libc.so.6+0xd616b)

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Message-id: 20200110105855.81144-1-kuhn.chenqun@huawei.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-01-13 14:05:55 +01:00
Dr. David Alan Gilbert
394642a8d3 usbredir: Prevent recursion in usbredir_write
I've got a case where usbredir_write manages to call back into itself
via spice; this patch causes the recursion to fail (0 bytes) the write;
this seems to avoid the deadlock I was previously seeing.

I can't say I fully understand the interaction of usbredir and spice;
but there are a few similar guards in spice and usbredir
to catch other cases especially onces also related to spice_server_char_device_wakeup

This case seems to be triggered by repeated migration+repeated
reconnection of the viewer; but my debugging suggests the migration
finished before this hits.

The backtrace of the hang looks like:
  reds_handle_ticket
  reds_handle_other_links
  reds_channel_do_link
  red_channel_connect
  spicevmc_connect
  usbredir_create_parser
  usbredirparser_do_write
  usbredir_write
  qemu_chr_fe_write
  qemu_chr_write
  qemu_chr_write_buffer
  spice_chr_write
  spice_server_char_device_wakeup
  red_char_device_wakeup
  red_char_device_write_to_device
  vmc_write
  usbredirparser_do_write
  usbredir_write
  qemu_chr_fe_write
  qemu_chr_write
  qemu_chr_write_buffer
  qemu_mutex_lock_impl

and we fail as we lang through qemu_chr_write_buffer's lock
twice.

Bug: https://bugzilla.redhat.com/show_bug.cgi?id=1752320

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20191218113012.13331-1-dgilbert@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-01-13 14:05:46 +01:00
Peter Maydell
abd5f8bb95 Fix some uninitialized variable warnings,
some memory leak warnings and update MAINTAINERS file.
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-pull-request' into staging

Fix some uninitialized variable warnings,
some memory leak warnings and update MAINTAINERS file.

# gpg: Signature made Wed 08 Jan 2020 16:02:11 GMT
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/trivial-branch-pull-request:
  vl: fix memory leak in configure_accelerators
  arm/translate-a64: fix uninitialized variable warning
  nbd: fix uninitialized variable warning
  util/module: fix a memory leak
  MAINTAINERS: Update Yuval Shaia's email address

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-13 09:50:48 +00:00
Yuri Benditovich
32187f3d90 usb-redir: remove 'remote wakeup' flag from configuration descriptor
If the redirected device has this capability, Windows guest may
place the device into D2 and expect it to wake when the device
becomes active, but this will never happen. For example, when
internal Bluetooth adapter is redirected, keyboards and mice
connected to it do not work. Current commit removes this
capability (starting from machine 5.0)
Set 'usb-redir.suppress-remote-wake' property to 'off' to keep
'remote wake' as is or to 'on' to remove 'remote wake' on
4.2 or earlier.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Message-id: 20200108091044.18055-3-yuri.benditovich@daynix.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-01-13 09:17:31 +01:00
Yuri Benditovich
7bacaf5fea usb-host: remove 'remote wakeup' flag from configuration descriptor
If the redirected device has this capability, Windows guest may
place the device into D2 and expect it to wake when the device
becomes active, but this will never happen. For example, when
internal Bluetooth adapter is redirected, keyboards and mice
connected to it do not work. Current commit removes this
capability (starting from machine 5.0)
Set 'usb-host.suppress-remote-wake' property to 'off' to keep
'remote wake' as is or to 'on' to remove 'remote wake' on
4.2 or earlier.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Message-id: 20200108091044.18055-2-yuri.benditovich@daynix.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-01-13 09:17:31 +01:00
Stefan Hajnoczi
22108f333d docs: build an index page for the HTML docs
There is no index.html start page for the QEMU HTML documentation.  An
index page is needed so that documentation can be browsed easily on the
web.

This patch adds an index.html.in template file where the QEMU version
number is expanded.  It is written in HTML instead of using the existing
sphinx (rST) and texi documentation generators because they are
heavyweight and would make this harder.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20191219135620.1626608-1-stefanha@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:41 +01:00
Thomas Huth
1cf4323ecd tests/libqos: Move the libqos files under tests/qtest/
The qos stuff belongs to qtest, so move it into that directory, too.

Message-Id: <20191218103059.11729-8-thuth@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:41 +01:00
Thomas Huth
833884f37a tests/Makefile: Move qtest-related settings to a separate Makefile.include
tests/Makefile.include is pretty much overcrowded. Now that we have a
dedicated folder for the qtests, let's move the related settings
to a Makefile.include file in that directory instead.

Message-Id: <20191218103059.11729-7-thuth@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:41 +01:00
Thomas Huth
1e8a1fae74 test: Move qtests to a separate directory
The tests directory itself is pretty overcrowded, and it's hard to
see which test belongs to which test subsystem (unit, qtest, ...).
Let's move the qtests to a separate folder for more clarity.

Message-Id: <20191218103059.11729-6-thuth@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:41 +01:00
Thomas Huth
10ae5b303a tests/Makefile: Separate unit test dependencies from qtest dependencies
Some of the unit test dependencies are declared right in the block of
the qtest dependencies. Let's move them to the other unit tests instead.

Message-Id: <20191218103059.11729-5-thuth@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:40 +01:00
Thomas Huth
55e997a724 tests/Makefile: Remove 'tests/' and '$(EXESUF)' from the check-qtest variables
It's much easier if we simply add the folder prefix and the exe suffix
later via a substitution instead.

Message-Id: <20191218103059.11729-4-thuth@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:40 +01:00
Thomas Huth
6f5b752e96 tests/ptimer: Remove unnecessary inclusion of libqtest.h
ptimer-test is a unit test, not a qtest, so libqtest.h is not
required here.

Message-Id: <20191218103059.11729-3-thuth@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:40 +01:00
Thomas Huth
3db9f6a324 tests/Makefile: test-char does not need libqtest
No need to link the libqtest objects here.

Message-Id: <20191218103059.11729-2-thuth@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-01-12 11:42:40 +01:00
Peter Maydell
b952544fe8 * Compat machines fix (Denis)
* Command line parsing fixes (Michal, Peter, Xiaoyao)
 * Cooperlake CPU model fixes (Xiaoyao)
 * i386 gdb fix (mkdolata)
 * IOEventHandler cleanup (Philippe)
 * icount fix (Pavel)
 * RR support for random number sources (Pavel)
 * Kconfig fixes (Philippe)
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.22 (GNU/Linux)
 
 iQEcBAABAgAGBQJeFbG8AAoJEL/70l94x66DCpMIAKBwxBL+VegqI+ySKgmtIBQX
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* Compat machines fix (Denis)
* Command line parsing fixes (Michal, Peter, Xiaoyao)
* Cooperlake CPU model fixes (Xiaoyao)
* i386 gdb fix (mkdolata)
* IOEventHandler cleanup (Philippe)
* icount fix (Pavel)
* RR support for random number sources (Pavel)
* Kconfig fixes (Philippe)

# gpg: Signature made Wed 08 Jan 2020 10:41:00 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (38 commits)
  chardev: Use QEMUChrEvent enum in IOEventHandler typedef
  chardev: use QEMUChrEvent instead of int
  chardev/char: Explicit we ignore some QEMUChrEvent in IOEventHandler
  monitor/hmp: Explicit we ignore a QEMUChrEvent in IOEventHandler
  monitor/qmp: Explicit we ignore few QEMUChrEvent in IOEventHandler
  virtio-console: Explicit we ignore some QEMUChrEvent in IOEventHandler
  vhost-user-blk: Explicit we ignore few QEMUChrEvent in IOEventHandler
  vhost-user-net: Explicit we ignore few QEMUChrEvent in IOEventHandler
  vhost-user-crypto: Explicit we ignore some QEMUChrEvent in IOEventHandler
  ccid-card-passthru: Explicit we ignore QEMUChrEvent in IOEventHandler
  hw/usb/redirect: Explicit we ignore few QEMUChrEvent in IOEventHandler
  hw/usb/dev-serial: Explicit we ignore few QEMUChrEvent in IOEventHandler
  hw/char/terminal3270: Explicit ignored QEMUChrEvent in IOEventHandler
  hw/ipmi: Explicit we ignore some QEMUChrEvent in IOEventHandler
  hw/ipmi: Remove unnecessary declarations
  target/i386: Add missed features to Cooperlake CPU model
  target/i386: Add new bit definitions of MSR_IA32_ARCH_CAPABILITIES
  target/i386: Fix handling of k_gs_base register in 32-bit mode in gdbstub
  hw/rtc/mc146818: Add missing dependency on ISA Bus
  hw/nvram/Kconfig: Restrict CHRP NVRAM to machines using OpenBIOS or SLOF
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 17:16:49 +00:00
Peter Maydell
dc65a5bdc9 ppc patch queue 2020-01-08
Here's another pull request for qemu-5.0 of ppc related changes.
 Highlights are:
  * First parts of support for POWER Secure VMs
  * Rework to clean up how we pass context information to the various
    components of the pnv machine (reduces usage of qdev_get_machine())
  * Assorted cleanups and bugfixes
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Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-5.0-20200108' into staging

ppc patch queue 2020-01-08

Here's another pull request for qemu-5.0 of ppc related changes.
Highlights are:
 * First parts of support for POWER Secure VMs
 * Rework to clean up how we pass context information to the various
   components of the pnv machine (reduces usage of qdev_get_machine())
 * Assorted cleanups and bugfixes

# gpg: Signature made Wed 08 Jan 2020 05:22:08 GMT
# gpg:                using RSA key 75F46586AE61A66CC44E87DC6C38CACA20D9B392
# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>" [full]
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>" [full]
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>" [full]
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>" [unknown]
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-5.0-20200108: (26 commits)
  ppc/pnv: fix check on return value of blk_getlength()
  ppc/pnv: check return value of blk_pwrite()
  pnv/psi: Consolidate some duplicated code in pnv_psi_realize()
  pnv/psi: Add device reset hook
  pnv/xive: Deduce the PnvXive pointer from XiveTCTX::xptr
  spapr/xive: Deduce the SpaprXive pointer from XiveTCTX::xptr
  xive: Add a "presenter" link property to the TCTX object
  ppc/pnv: Add a "pnor" const link property to the BMC internal simulator
  ppc/pnv: Add an "nr-threads" property to the base chip class
  xive: Use the XIVE fabric link under the XIVE router
  spapr, pnv, xive: Add a "xive-fabric" link to the XIVE router
  pnv/xive: Use device_class_set_parent_realize()
  ppc/pnv: Introduce a "xics" property under the POWER8 chip
  ppc/pnv: Introduce a "xics" property alias under the PSI model
  spapr/xive: remove redundant check in spapr_match_nvt()
  ppc/pnv: Drop "num-chips" machine property
  ppc440_bamboo.c: remove label from bamboo_load_device_tree()
  spapr.c: remove 'out' label in spapr_dt_cas_updates()
  ppc/spapr: Don't call KVM_SVM_OFF ioctl on TCG
  spapr/xive: Use device_class_set_parent_realize()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 16:15:04 +00:00
Peter Maydell
f38a71b01f Testing fixes and semiconsole support:
- build fix (missing x86-iommu stubs)
   - python fixes for freebsd and OSX
   - nicer reporting of acceptance failures
   - fix build nesting of fp-test (breaks bsds)
   - semihosting clean-ups
   - support for blocking semihosting console
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 =lSAv
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Merge remote-tracking branch 'remotes/stsquad/tags/pull-testing-and-semihosting-090120-2' into staging

Testing fixes and semiconsole support:

  - build fix (missing x86-iommu stubs)
  - python fixes for freebsd and OSX
  - nicer reporting of acceptance failures
  - fix build nesting of fp-test (breaks bsds)
  - semihosting clean-ups
  - support for blocking semihosting console

# gpg: Signature made Thu 09 Jan 2020 11:42:51 GMT
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-testing-and-semihosting-090120-2:
  tests/tcg: add user version of dumb-as-bricks semiconsole test
  tests/tcg: extract __semi_call into a header and expand
  tests/tcg: add a dumb-as-bricks semihosting console test
  semihosting: add qemu_semihosting_console_inc for SYS_READC
  target/arm: only update pc after semihosting completes
  target/arm: remove unused EXCP_SEMIHOST leg
  testing: don't nest build for fp-test
  travis.yml: install homebrew python for OS X
  travis.yml: duplicate before_script for MacOSX
  travis.yml: Detach build and test steps
  travis.yml: avocado: Print logs of non-pass tests only
  freebsd: use python37
  tests/vm: update openbsd to release 6.6
  hw/i386/x86-iommu: Add missing stubs

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 13:19:34 +00:00
Marc-André Lureau
0dba4897be configure: check for gdbus-codegen presence
Some distros ship gdbus-codegen separately for gio headers/pc...

Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20200110112725.689401-1-marcandre.lureau@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-10 12:18:09 +00:00
Alex Bennée
486e58b188 tests/tcg: add user version of dumb-as-bricks semiconsole test
There are linux-user users of semihosting so we'd better check things
work for them as well.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-09 11:41:29 +00:00
Alex Bennée
f05938090b tests/tcg: extract __semi_call into a header and expand
There are two types of ARM semicall - lets test them both. Putting the
logic in a header will make re-using the functions easier later.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2020-01-09 11:41:29 +00:00