Commit Graph

75732 Commits

Author SHA1 Message Date
Guenter Roeck 67f52ebe54 hw/arm/fsl-imx25: Wire up USB controllers
i.MX25 supports two USB controllers. Let's wire them up.

With this patch, imx25-pdk can boot from both USB ports.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Message-id: 20200310215146.19688-3-linux@roeck-us.net
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:27:33 +00:00
Guenter Roeck bfae1772c4 hw/arm/fsl-imx25: Wire up eSDHC controllers
Wire up eSDHC controllers in fsl-imx25. For imx25-pdk, connect drives
provided on the command line to available eSDHC controllers.

This patch enables booting the imx25-pdk emulation from SD card.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Message-id: 20200310215146.19688-2-linux@roeck-us.net
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: made commit subject consistent with other patch]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:27:33 +00:00
Igor Mammedov d6f33c557c hw/arm/cubieboard: make sure SOC object isn't leaked
SOC object returned by object_new() is leaked in current code.
Set SOC parent explicitly to board and then unref to SOC object
to make sure that refererence returned by object_new() is taken
care of.

The SOC object will be kept alive by its parent (machine) and
will be automatically freed when MachineState is destroyed.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reported-by: Andrew Jones <drjones@redhat.com>
Tested-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Message-id: 20200303091254.22373-1-imammedo@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:27:33 +00:00
Richard Henderson 38d931687f target/arm: Disable clean_data_tbi for system mode
We must include the tag in the FAR_ELx register when raising
an addressing exception.  Which means that we should not clear
out the tag during translation.

We cannot at present comply with this for user mode, so we
retain the clean_data_tbi function for the moment, though it
no longer does what it says on the tin for system mode.  This
function is to be replaced with MTE, so don't worry about the
slight misnaming.

Buglink: https://bugs.launchpad.net/qemu/+bug/1867072
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200308012946.16303-3-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:01:38 +00:00
Richard Henderson cebfb64859 target/arm: Check addresses for disabled regimes
We fail to validate the upper bits of a virtual address on a
translation disabled regime, as per AArch64.TranslateAddressS1Off.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200308012946.16303-2-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:01:37 +00:00
Cédric Le Goater e7e741ca9d aspeed/smc: Fix User mode select/unselect scheme
The Aspeed SMC Controller can operate in different modes : Read, Fast
Read, Write and User modes. When the User mode is configured, it
selects automatically the SPI slave device until the CE_STOP_ACTIVE
bit is set to 1. When any other modes are configured the device is
unselected. The HW logic handles the chip select automatically when
the flash is accessed through its AHB window.

When configuring the CEx Control Register, the User mode logic to
select and unselect the slave is incorrect and data corruption can be
seen on machines using two chips, witherspoon and romulus.

Rework the handler setting the CEx Control Register to fix this issue.

Fixes: 7c1c69bca4 ("ast2400: add SMC controllers (FMC and SPI)")
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Message-id: 20200206112645.21275-3-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:01:37 +00:00
Cédric Le Goater bd6ce9a6ed aspeed/smc: Add some tracing
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200206112645.21275-2-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 16:01:37 +00:00
Peter Maydell 563152e0d4 target/arm: Fix some comment typos
Fix a couple of comment typos.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200303174950.3298-5-peter.maydell@linaro.org
2020-03-12 16:01:37 +00:00
Peter Maydell 19717e9b44 target/arm: Recalculate hflags correctly after writes to CONTROL
A write to the CONTROL register can change our current EL (by
writing to the nPRIV bit). That means that we can't assume
that s->current_el is still valid in trans_MSR_v7m() when
we try to rebuild the hflags.

Add a new helper rebuild_hflags_m32_newel() which, like the
existing rebuild_hflags_a32_newel(), recalculates the current
EL from scratch, and use it in trans_MSR_v7m().

This fixes an assertion about an hflags mismatch when the
guest changes privilege by writing to CONTROL.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200303174950.3298-4-peter.maydell@linaro.org
2020-03-12 16:01:37 +00:00
Peter Maydell 0ea9e6583b target/arm: Update hflags in trans_CPS_v7m()
For M-profile CPUs, the FAULTMASK value affects the CPU's MMU index
(it changes the NegPri bit). We update the hflags after calls
to the v7m_msr helper in trans_MSR_v7m() but forgot to do so
in trans_CPS_v7m().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200303174950.3298-3-peter.maydell@linaro.org
2020-03-12 16:01:37 +00:00
Peter Maydell 8c4985298f hw/intc/armv7m_nvic: Rebuild hflags on reset
Some of an M-profile CPU's cached hflags state depends on state that's
in our NVIC object. We already do an hflags rebuild when the NVIC
registers are written, but we also need to do this on NVIC reset,
because there's no guarantee that this will happen before the
CPU reset.

This fixes an assertion due to mismatched hflags which happens if
the CPU is reset from inside a HardFault handler.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200303174950.3298-2-peter.maydell@linaro.org
2020-03-12 16:01:37 +00:00
Peter Maydell 67d9ef7d54 docs queue:
* Remove some no longer needed texinfo infrastructure
  * Reorder the top level index docs to put most useful manuals first
  * Split the Arm target-specific info into sub-pages
  * Improve the Arm documentation a bit with info previously
    only on the wiki page
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-docs-20200312' into staging

docs queue:
 * Remove some no longer needed texinfo infrastructure
 * Reorder the top level index docs to put most useful manuals first
 * Split the Arm target-specific info into sub-pages
 * Improve the Arm documentation a bit with info previously
   only on the wiki page

# gpg: Signature made Thu 12 Mar 2020 11:42:10 GMT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-docs-20200312:
  docs: Be consistent about capitalization of 'Arm'
  docs: Move arm-cpu-features.rst into the system manual
  docs/system/target-arm.rst: Add some introductory text
  docs/system: Split target-arm.rst into sub-documents
  Makefile: Allow for subdirectories in Sphinx manual dependencies
  docs/qemu-option-trace.rst.inc: Remove redundant comment
  docs/index.rst, docs/index.html.in: Reorder manuals
  Makefile: Make all Sphinx documentation depend on the extensions
  docs/sphinx/hxtool.py: Remove STEXI/ETEXI support
  hxtool: Remove Texinfo generation support
  Update comments in .hx files that mention Texinfo
  Makefile: Remove redundant Texinfo related code

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 15:20:52 +00:00
Peter Maydell 474acbe05d Fix the proxy fsdev so that it honours "readonly" and "writeout".
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Merge remote-tracking branch 'remotes/gkurz/tags/9p-next-2020-03-10' into staging

Fix the proxy fsdev so that it honours "readonly" and "writeout".

# gpg: Signature made Tue 10 Mar 2020 15:16:39 GMT
# gpg:                using RSA key B4828BAF943140CEF2A3491071D4D5E5822F73D6
# gpg: Good signature from "Greg Kurz <groug@kaod.org>" [full]
# gpg:                 aka "Gregory Kurz <gregory.kurz@free.fr>" [full]
# gpg:                 aka "[jpeg image of size 3330]" [full]
# Primary key fingerprint: B482 8BAF 9431 40CE F2A3  4910 71D4 D5E5 822F 73D6

* remotes/gkurz/tags/9p-next-2020-03-10:
  9p/proxy: Fix export_flags

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-12 14:47:42 +00:00
Peter Maydell d46f81cb74 tests: Disable dbus-vmstate-test
The dbus-vmstate-test has been failing in some Patchew configs
since about the 6th March:

  dbus-daemon[9321]: Could not get password database information for UID of current process: User "???" unknown or no memory to allocate password entry

  **
  ERROR:/tmp/qemu-test/src/tests/qtest/dbus-vmstate-test.c:114:get_connection: assertion failed (err == NULL): The connection is closed (g-io-error-quark, 18)
  cleaning up pid 9321
  ERROR - Bail out! ERROR:/tmp/qemu-test/src/tests/qtest/dbus-vmstate-test.c:114:get_connection: assertion failed (err == NULL): The connection is closed (g-io-error-quark, 18)
  make: *** [/tmp/qemu-test/src/tests/Makefile.include:632: check-qtest-x86_64] Error 1
  make: *** Waiting for unfinished jobs....

It's not clear why this is happening (perhaps a recently revealed
race condition or a change in the patchew build environment?).

For the moment, disable this test so that patchew test runs are
useful and don't email the list with spurious failure mails.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200310152141.13959-1-peter.maydell@linaro.org
2020-03-12 13:49:11 +00:00
Peter Maydell 6fe6d6c9a9 docs: Be consistent about capitalization of 'Arm'
The company 'Arm' went through a rebranding some years back
involving a recapitalization from 'ARM' to 'Arm'. As a result
our documentation is a bit inconsistent between the two forms.
It's not worth trying to update everywhere in QEMU, but it's
easy enough to make docs/ consistent.

Note that "ARMv8" and similar architecture names, and
older CPU names like "ARM926" still retain all-caps.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Message-id: 20200309215818.2021-6-peter.maydell@linaro.org
2020-03-12 11:20:20 +00:00
Peter Maydell 34f18ab14d docs: Move arm-cpu-features.rst into the system manual
Now we have somewhere to put arm-specific rst documentation,
we can move arm-cpu-features.rst from the docs/ top level
directory into docs/system/arm/.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Message-id: 20200309215818.2021-5-peter.maydell@linaro.org
2020-03-12 11:20:20 +00:00
Peter Maydell d3149c590d docs/system/target-arm.rst: Add some introductory text
Now we've moved the various bits of per-board documentation into
their own files, the top level document is a little bare. Add
some introductory information, including a note that many
of the board models we support are currently undocumented.

(Most sections of this new text were originally written by me
for the wiki page https://wiki.qemu.org/Documentation/Platforms/ARM)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Message-id: 20200309215818.2021-4-peter.maydell@linaro.org
2020-03-12 11:20:20 +00:00
Peter Maydell c11a8e890c docs/system: Split target-arm.rst into sub-documents
Currently the documentation for Arm system emulator targets is in a
single target-arm.rst.  This describes only some of the boards and
often in a fairly abbreviated fashion. Restructure it so that each
board has its own documentation file in the docs/system/arm/
subdirectory.

This will hopefully encourage us to write board documentation that
describes the board in detail, rather than a few brief paragraphs
in a single long page. The table of contents should also help users
to find the board they care about faster.

Once the structure is in place we'll be able to move microvm.rst
from the top-level docs/ directory.

All the text from the old page is retained, except for the final
paragraph ("A Linux 2.6 test image is available on the QEMU web site.
More information is available in the QEMU mailing-list archive."),
which is deleted. The git history shows this was originally added
in reference to the integratorcp board (at that time the only
Arm board that was supported), and has subsequently gradually been
further and further separated from the integratorcp documentation
by the insertion of other board documentation sections. It's
extremely out of date and no longer accurate, since AFAICT there
isn't an integratorcp kernel on the website any more; so better
deleted than retained.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Message-id: 20200309215818.2021-3-peter.maydell@linaro.org
2020-03-12 11:20:20 +00:00
Peter Maydell 814e068fb2 Makefile: Allow for subdirectories in Sphinx manual dependencies
Currently we put 'docs/foo/*.rst' in the Make list of dependencies
for the Sphinx 'foo' manual, which means all the files must be
in the top level of that manual's directory. We'd like to be
able to have subdirectories inside some of the manuals, so add
'docs/foo/*/*.rst' to the dependencies too.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200309215818.2021-2-peter.maydell@linaro.org
2020-03-12 11:20:19 +00:00
Peter Maydell 3290e12d6c docs/qemu-option-trace.rst.inc: Remove redundant comment
The Texinfo version of the tracing options documentation has now
been deleted, so we can remove the now-redundant comment at the top
of the rST version that was reminding us that the two should be
kept in sync.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-8-peter.maydell@linaro.org
2020-03-12 11:14:06 +00:00
Peter Maydell b29a59fb66 docs/index.rst, docs/index.html.in: Reorder manuals
Now that qemu-doc.html is no longer present, the ordering of manuals
within the top-level index page looks a bit odd. Reshuffle so that
the manuals the user is most likely to be interested in are at the
top of the list, and the reference material is at the bottom.

Similarly, we reorder the index.rst file used as the base of
the "all manuals in one" documentation for readthedocs.

The new order is:
 * system
 * user
 * tools
 * interop
 * specs
 * QMP reference (if present)
 * Guest agent protocol reference (if present)
 * devel (if present)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-7-peter.maydell@linaro.org
2020-03-12 11:14:06 +00:00
Peter Maydell 9165d323b0 Makefile: Make all Sphinx documentation depend on the extensions
Add the Python source files of our Sphinx extensions to the
dependencies of the Sphinx manuals, so that if we edit the
extension source code the manuals get rebuilt.

Adding this dependency unconditionally means that we'll rebuild
a manual even if it happens to not use the extension whose
source file was changed, but this is simpler and less error
prone, and it's unlikely that we'll be making frequent changes
to the extensions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-6-peter.maydell@linaro.org
2020-03-12 11:14:06 +00:00
Peter Maydell 80a046c51a docs/sphinx/hxtool.py: Remove STEXI/ETEXI support
Now that none of our input .hx files have STEXI/ETEXI blocks,
we can remove the code in the Sphinx hxtool extension that
supported parsing them.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-5-peter.maydell@linaro.org
2020-03-12 11:14:06 +00:00
Peter Maydell 3885e2c25c hxtool: Remove Texinfo generation support
All the STEXI/ETEXI blocks and the Makfile rules that use them have now
been removed from the codebase. We can remove the code from the hxtool
script which handles the STEXI/ETEXI directives and the '-t' option.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-4-peter.maydell@linaro.org
2020-03-12 11:14:05 +00:00
Peter Maydell 3c95fdef94 Update comments in .hx files that mention Texinfo
Update the header comments in .hx files that mention STEXI/ETEXI
markup; this is now SRST/ERST as all these files have been
converted to rST.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-3-peter.maydell@linaro.org
2020-03-12 11:14:05 +00:00
Peter Maydell d1055e3a2a Makefile: Remove redundant Texinfo related code
The recent conversion of qemu-doc.texi to rST forgot a few stray bits
of makefile code that are now redundant. Remove them.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200306171749.10756-2-peter.maydell@linaro.org
2020-03-12 11:14:05 +00:00
Peter Maydell 5931ed5641 Block patches for the 5.0 softfreeze:
- qemu-img measure for LUKS
 - Improve block-copy's performance by reducing inter-request
   dependencies
 - Make curl's detection of accept-ranges more robust
 - Memleak fixes
 - iotest fix
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Merge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2020-03-11' into staging

Block patches for the 5.0 softfreeze:
- qemu-img measure for LUKS
- Improve block-copy's performance by reducing inter-request
  dependencies
- Make curl's detection of accept-ranges more robust
- Memleak fixes
- iotest fix

# gpg: Signature made Wed 11 Mar 2020 13:19:01 GMT
# gpg:                using RSA key 91BEB60A30DB3E8857D11829F407DB0061D5CF40
# gpg:                issuer "mreitz@redhat.com"
# gpg: Good signature from "Max Reitz <mreitz@redhat.com>" [full]
# Primary key fingerprint: 91BE B60A 30DB 3E88 57D1  1829 F407 DB00 61D5 CF40

* remotes/maxreitz/tags/pull-block-2020-03-11:
  block/block-copy: hide structure definitions
  block/block-copy: reduce intersecting request lock
  block/block-copy: rename start to offset in interfaces
  block/block-copy: refactor interfaces to use bytes instead of end
  block/block-copy: factor out find_conflicting_inflight_req
  block/block-copy: use block_status
  block/block-copy: specialcase first copy_range request
  block/block-copy: fix progress calculation
  job: refactor progress to separate object
  block/qcow2-threads: fix qcow2_decompress
  qemu-img: free memory before re-assign
  block/qcow2: do free crypto_opts in qcow2_close()
  iotests: Fix nonportable use of od --endian
  block/curl: HTTP header field names are case insensitive
  block/curl: HTTP header fields allow whitespace around values
  iotests: add 288 luks qemu-img measure test
  qemu-img: allow qemu-img measure --object without a filename
  luks: implement .bdrv_measure()
  luks: extract qcrypto_block_calculate_payload_offset()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-11 17:06:40 +00:00
Peter Maydell 6e8a73e911 Pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Pull request

# gpg: Signature made Wed 11 Mar 2020 12:40:36 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:
  aio-posix: remove idle poll handlers to improve scalability
  aio-posix: support userspace polling of fd monitoring
  aio-posix: add io_uring fd monitoring implementation
  aio-posix: simplify FDMonOps->update() prototype
  aio-posix: extract ppoll(2) and epoll(7) fd monitoring
  aio-posix: move RCU_READ_LOCK() into run_poll_handlers()
  aio-posix: completely stop polling when disabled
  aio-posix: remove confusing QLIST_SAFE_REMOVE()
  qemu/queue.h: clear linked list pointers on remove

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-11 14:41:27 +00:00
Vladimir Sementsov-Ogievskiy 397f4e9d83 block/block-copy: hide structure definitions
Hide structure definitions and add explicit API instead, to keep an
eye on the scope of the shared fields.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-10-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy 5332e5d210 block/block-copy: reduce intersecting request lock
Currently, block_copy operation lock the whole requested region. But
there is no reason to lock clusters, which are already copied, it will
disturb other parallel block_copy requests for no reason.

Let's instead do the following:

Lock only sub-region, which we are going to operate on. Then, after
copying all dirty sub-regions, we should wait for intersecting
requests block-copy, if they failed, we should retry these new dirty
clusters.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Message-Id: <20200311103004.7649-9-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy 8719091f9d block/block-copy: rename start to offset in interfaces
offset/bytes pair is more usual naming in block layer, let's use it.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-8-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy dafaf13593 block/block-copy: refactor interfaces to use bytes instead of end
We have a lot of "chunk_end - start" invocations, let's switch to
bytes/cur_bytes scheme instead.

While being here, improve check on block_copy_do_copy parameters to not
overflow when calculating nbytes and use int64_t for bytes in
block_copy for consistency.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-7-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy 17187cb646 block/block-copy: factor out find_conflicting_inflight_req
Split find_conflicting_inflight_req to be used separately.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-6-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy 2d57511a88 block/block-copy: use block_status
Use bdrv_block_status_above to chose effective chunk size and to handle
zeroes effectively.

This substitutes checking for just being allocated or not, and drops
old code path for it. Assistance by backup job is dropped too, as
caching block-status information is more difficult than just caching
is-allocated information in our dirty bitmap, and backup job is not
good place for this caching anyway.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-5-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy 9d31bc53fa block/block-copy: specialcase first copy_range request
In block_copy_do_copy we fallback to read+write if copy_range failed.
In this case copy_size is larger than defined for buffered IO, and
there is corresponding commit. Still, backup copies data cluster by
cluster, and most of requests are limited to one cluster anyway, so the
only source of this one bad-limited request is copy-before-write
operation.

Further patch will move backup to use block_copy directly, than for
cases where copy_range is not supported, first request will be
oversized in each backup. It's not good, let's change it now.

Fix is simple: just limit first copy_range request like buffer-based
request. If it succeed, set larger copy_range limit.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-4-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy d0ebeca14a block/block-copy: fix progress calculation
Assume we have two regions, A and B, and region B is in-flight now,
region A is not yet touched, but it is unallocated and should be
skipped.

Correspondingly, as progress we have

  total = A + B
  current = 0

If we reset unallocated region A and call progress_reset_callback,
it will calculate 0 bytes dirty in the bitmap and call
job_progress_set_remaining, which will set

   total = current + 0 = 0 + 0 = 0

So, B bytes are actually removed from total accounting. When job
finishes we'll have

   total = 0
   current = B

, which doesn't sound good.

This is because we didn't considered in-flight bytes, actually when
calculating remaining, we should have set (in_flight + dirty_bytes)
as remaining, not only dirty_bytes.

To fix it, let's refactor progress calculation, moving it to block-copy
itself instead of fixing callback. And, of course, track in_flight
bytes count.

We still have to keep one callback, to maintain backup job bytes_read
calculation, but it will go on soon, when we turn the whole backup
process into one block_copy call.

Cc: qemu-stable@nongnu.org
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Message-Id: <20200311103004.7649-3-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy 01fe1ca945 job: refactor progress to separate object
We need it in separate to pass to the block-copy object in the next
commit.

Cc: qemu-stable@nongnu.org
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200311103004.7649-2-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Vladimir Sementsov-Ogievskiy e7266570f2 block/qcow2-threads: fix qcow2_decompress
On success path we return what inflate() returns instead of 0. And it
most probably works for Z_STREAM_END as it is positive, but is
definitely broken for Z_BUF_ERROR.

While being here, switch to errno return code, to be closer to
qcow2_compress API (and usual expectations).

Revert condition in if to be more positive. Drop dead initialization of
ret.

Cc: qemu-stable@nongnu.org # v4.0
Fixes: 341926ab83
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20200302150930.16218-1-vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Pan Nengyuan fc124ea1db qemu-img: free memory before re-assign
collect_image_check() is called twice in img_check(), the filename/format will be alloced without free the original memory.
It is not a big deal since the process will exit anyway, but seems like a clean code and it will remove the warning spotted by asan.

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Message-Id: <20200227012950.12256-3-pannengyuan@huawei.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Pan Nengyuan 4aebf0f0da block/qcow2: do free crypto_opts in qcow2_close()
'crypto_opts' forgot to free in qcow2_close(), this patch fix the bellow leak stack:

Direct leak of 24 byte(s) in 1 object(s) allocated from:
    #0 0x7f0edd81f970 in __interceptor_calloc (/lib64/libasan.so.5+0xef970)
    #1 0x7f0edc6d149d in g_malloc0 (/lib64/libglib-2.0.so.0+0x5249d)
    #2 0x55d7eaede63d in qobject_input_start_struct /mnt/sdb/qemu-new/qemu_test/qemu/qapi/qobject-input-visitor.c:295
    #3 0x55d7eaed78b8 in visit_start_struct /mnt/sdb/qemu-new/qemu_test/qemu/qapi/qapi-visit-core.c:49
    #4 0x55d7eaf5140b in visit_type_QCryptoBlockOpenOptions qapi/qapi-visit-crypto.c:290
    #5 0x55d7eae43af3 in block_crypto_open_opts_init /mnt/sdb/qemu-new/qemu_test/qemu/block/crypto.c:163
    #6 0x55d7eacd2924 in qcow2_update_options_prepare /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:1148
    #7 0x55d7eacd33f7 in qcow2_update_options /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:1232
    #8 0x55d7eacd9680 in qcow2_do_open /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:1512
    #9 0x55d7eacdc55e in qcow2_open_entry /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:1792
    #10 0x55d7eacdc8fe in qcow2_open /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:1819
    #11 0x55d7eac3742d in bdrv_open_driver /mnt/sdb/qemu-new/qemu_test/qemu/block.c:1317
    #12 0x55d7eac3e990 in bdrv_open_common /mnt/sdb/qemu-new/qemu_test/qemu/block.c:1575
    #13 0x55d7eac4442c in bdrv_open_inherit /mnt/sdb/qemu-new/qemu_test/qemu/block.c:3126
    #14 0x55d7eac45c3f in bdrv_open /mnt/sdb/qemu-new/qemu_test/qemu/block.c:3219
    #15 0x55d7ead8e8a4 in blk_new_open /mnt/sdb/qemu-new/qemu_test/qemu/block/block-backend.c:397
    #16 0x55d7eacde74c in qcow2_co_create /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:3534
    #17 0x55d7eacdfa6d in qcow2_co_create_opts /mnt/sdb/qemu-new/qemu_test/qemu/block/qcow2.c:3668
    #18 0x55d7eac1c678 in bdrv_create_co_entry /mnt/sdb/qemu-new/qemu_test/qemu/block.c:485
    #19 0x55d7eb0024d2 in coroutine_trampoline /mnt/sdb/qemu-new/qemu_test/qemu/util/coroutine-ucontext.c:115

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200227012950.12256-2-pannengyuan@huawei.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
Eric Blake 69135eb30b iotests: Fix nonportable use of od --endian
Tests 261 and 272 fail on RHEL 7 with coreutils 8.22, since od
--endian was not added until coreutils 8.23.  Fix this by manually
constructing the final value one byte at a time.

Fixes: fc8ba423
Reported-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200226125424.481840-1-eblake@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:30 +01:00
David Edmondson 69032253c3 block/curl: HTTP header field names are case insensitive
RFC 7230 section 3.2 indicates that HTTP header field names are case
insensitive.

Signed-off-by: David Edmondson <david.edmondson@oracle.com>
Message-Id: <20200224101310.101169-3-david.edmondson@oracle.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:29 +01:00
David Edmondson 7788a31939 block/curl: HTTP header fields allow whitespace around values
RFC 7230 section 3.2 indicates that whitespace is permitted between
the field name and field value and after the field value.

Signed-off-by: David Edmondson <david.edmondson@oracle.com>
Message-Id: <20200224101310.101169-2-david.edmondson@oracle.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:29 +01:00
Stefan Hajnoczi c13de3b32f iotests: add 288 luks qemu-img measure test
This test exercises the block/crypto.c "luks" block driver
.bdrv_measure() code.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200221112522.1497712-5-stefanha@redhat.com>
[mreitz: Renamed test from 282 to 288]
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:29 +01:00
Stefan Hajnoczi c3673dcf08 qemu-img: allow qemu-img measure --object without a filename
In most qemu-img sub-commands the --object option only makes sense when
there is a filename.  qemu-img measure is an exception because objects
may be referenced from the image creation options instead of an existing
image file.  Allow --object without a filename.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200221112522.1497712-4-stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:29 +01:00
Stefan Hajnoczi a9da6e49d8 luks: implement .bdrv_measure()
Add qemu-img measure support in the "luks" block driver.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200221112522.1497712-3-stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:29 +01:00
Stefan Hajnoczi 6d49d3a859 luks: extract qcrypto_block_calculate_payload_offset()
The qcow2 .bdrv_measure() code calculates the crypto payload offset.
This logic really belongs in crypto/block.c where it can be reused by
other image formats.

The "luks" block driver will need this same logic in order to implement
.bdrv_measure(), so extract the qcrypto_block_calculate_payload_offset()
function now.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200221112522.1497712-2-stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2020-03-11 12:42:29 +01:00
Peter Maydell ba29883206 s390x/ipl: Fixes for ipl and bios
- provide a pointer to the loadparm. This fixes crashes in zipl
 - do not throw away guest changes of the IPL parameter during reset
 - refactor IPLB checks
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Merge remote-tracking branch 'remotes/borntraeger/tags/s390x-20200310' into staging

s390x/ipl: Fixes for ipl and bios

- provide a pointer to the loadparm. This fixes crashes in zipl
- do not throw away guest changes of the IPL parameter during reset
- refactor IPLB checks

# gpg: Signature made Tue 10 Mar 2020 14:50:31 GMT
# gpg:                using RSA key 117BBC80B5A61C7C
# gpg: Good signature from "Christian Borntraeger (2nd IBM address) <borntraeger@linux.ibm.com>" [unknown]
# gpg:                 aka "Christian Borntraeger (IBM) <borntraeger@de.ibm.com>" [full]
# gpg:                 aka "Christian Borntraeger (kernel.org email address) <borntraeger@kernel.org>" [unknown]
# Primary key fingerprint: F922 9381 A334 08F9 DBAB  FBCA 117B BC80 B5A6 1C7C

* remotes/borntraeger/tags/s390x-20200310:
  s390x: ipl: Consolidate iplb validity check into one function
  s390/ipl: sync back loadparm
  s390x/bios: rebuild s390-ccw.img
  pc-bios: s390x: Save iplb location in lowcore

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-10 16:50:28 +00:00
Greg Kurz 659f195328 9p/proxy: Fix export_flags
The common fsdev options are set by qemu_fsdev_add() before it calls
the backend specific option parsing code. In the case of "proxy" this
means "writeout" or "readonly" were simply ignored. This has been
broken from the beginning.

Reported-by: Stéphane Graber <stgraber@ubuntu.com>
Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Message-Id: <158349633705.1237488.8895481990204796135.stgit@bahia.lan>
2020-03-10 16:12:49 +01:00
Peter Maydell 7bc4d1980f usb: bugfixes for ehci & serial.
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Merge remote-tracking branch 'remotes/kraxel/tags/usb-20200310-pull-request' into staging

usb: bugfixes for ehci & serial.

# gpg: Signature made Tue 10 Mar 2020 08:23:37 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-20200310-pull-request:
  usb/hcd-ehci: Remove redundant statements
  usb-serial: wakeup device on input

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-03-10 13:52:03 +00:00