- 28 Feb, 2022 24 commits
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Michael Shych authored
Reduce code by using devm_hwmon_device_register_with_groups() API by devm_hwmon_device_register_with_info() API. The motivation is to reduce code and to allow easy support for similar devices by the same driver. Signed-off-by: Michael Shych <michaelsh@nvidia.com> Reviewed-by: Vadim Pasternak <vadimp@nvidia.com> Link: https://lore.kernel.org/r/20220118075611.10665-3-michaelsh@nvidia.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Michael Shych authored
Update code alignments. Signed-off-by: Michael Shych <michaelsh@nvidia.com> Link: https://lore.kernel.org/r/20220118075611.10665-2-michaelsh@nvidia.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Rob Herring authored
There's no need to complicate examples with a platform specific macro. It also complicates example parsing to figure out the number of interrupt cells in examples (based on bracketing). Signed-off-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20220119015514.2441231-1-robh@kernel.orgSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Marcello Sylvester Bauer authored
Fix checkpatch issues by removing trailing whitespaces in Kconfig. Signed-off-by: Marcello Sylvester Bauer <sylv@sylv.io> Link: https://lore.kernel.org/r/c984b88b136a1cde16ce52c5f818886653b0f84a.1642434222.git.sylv@sylv.io [groeck: Updated subject] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Denis Pauk authored
ASUS ROG STRIX B450-F GAMING II has support of the same WMI monitoring method as ASUS ROG STRIX B450-F GAMING. This commit adds "ASUS ROG STRIX B450-F GAMING II" to the list of boards that can be monitored using ASUS WMI. BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=204807Signed-off-by: Denis Pauk <pauk.denis@gmail.com> Tested-by: Aleksa Savic <savicaleksa83@gmail.com> Link: https://lore.kernel.org/r/20220112214917.11662-1-pauk.denis@gmail.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Anthony DeRossi authored
Asus Prime X570-Pro motherboards have a T_Sensor header that can be connected to an optional temperature probe. Signed-off-by: Anthony DeRossi <ajderossi@gmail.com> Link: https://lore.kernel.org/r/20220111051842.25634-1-ajderossi@gmail.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Armin Wolf authored
Add ABI file for informing remaining users of the deprecation of the legacy /proc/i8k interface. Signed-off-by: Armin Wolf <W_Armin@gmx.de> Link: https://lore.kernel.org/r/20220109214248.61759-4-W_Armin@gmx.deSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Armin Wolf authored
Add documentation for fan_mult and fan_max. Signed-off-by: Armin Wolf <W_Armin@gmx.de> Link: https://lore.kernel.org/r/20220109214248.61759-3-W_Armin@gmx.deSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Armin Wolf authored
The driver should be called dell_smm_hwmon, i8k is only an alias now. Signed-off-by: Armin Wolf <W_Armin@gmx.de> Acked-by: Randy Dunlap <rdunlap@infradead.org> Link: https://lore.kernel.org/r/20220109214248.61759-2-W_Armin@gmx.deSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Dmitry Baryshkov authored
Asus PRIME B550-PLUS motherboards have got an nct6775 chip. Its resource range is covered by the \AMW0.SHWM OpRegion, so the chip is unusable when using SIO. However ASUS WMI access works. Add PRIME B550-PLUS to the list of motherboards using ASUS WMI to read data. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Link: https://lore.kernel.org/r/20220110024712.753492-1-dmitry.baryshkov@linaro.orgSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Denis Pauk authored
ASUS Pro B550M-C/PRIME B550M-A boards have got an nct6775 chip, but by default there's no use of it because of resource conflict with WMI method. This commit adds "Pro B550M-C" and "PRIME B550M-A" to the list of boards that can be monitored using ASUS WMI. BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=204807Signed-off-by: Denis Pauk <pauk.denis@gmail.com> Tested-by: Gregory P. Smith <greg@krypto.org> Tested-by: Joel Wirāmu <jwp@redhat.com> Tested-by: Jonathan Farrugia <jonfarr87@gmail.com> Link: https://lore.kernel.org/r/20220112215013.11694-1-pauk.denis@gmail.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Paul Cercueil authored
If a label is defined in the device tree for this device add that to the device specific attributes. This is useful for userspace to be able to identify an individual device when multiple identical chips are present in the system. Signed-off-by: Paul Cercueil <paul@crapouillou.net> Tested-by: Cosmin Tanislav <cosmin.tanislav@analog.com> Link: https://lore.kernel.org/r/20220110182256.30763-3-paul@crapouillou.netSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Paul Cercueil authored
Add the "label" sysfs attribute, which can contain a descriptive label that allows to uniquely identify a device within the system. Signed-off-by: Paul Cercueil <paul@crapouillou.net> Link: https://lore.kernel.org/r/20220110182256.30763-2-paul@crapouillou.netSigned-off-by: Guenter Roeck <linux@roeck-us.net>
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Zev Weiss authored
These registers report CPU temperatures (and, depending on the system, sometimes chipset temperatures) via the TSI interface on AMD systems. They're distinct from most of the other Super-IO temperature readings (CPUTIN, SYSTIN, etc.) in that they're not a selectable source for monitoring and are in a different (higher resolution) format, but can still provide useful temperature data. Signed-off-by: Zev Weiss <zev@bewilderbeest.net> Tested-by: Renze Nicolai <renze@rnplus.nl> Link: https://lore.kernel.org/r/20220113164629.21924-1-zev@bewilderbeest.netTested-by: Oleksandr Natalenko <oleksandr@natalenko.name> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Use with_info API to reduce code size and simplify the code. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
According to the March 2013 revision of the LM82 datasheet, the latest LM82 die revision is 0x03. This was confirmed and observed with a real chip. Further details in this revision of the LM82 datasheet suggest that LM82 is now just a repackaged LM83. Such versions of LM82 will be detected as LM83. Add comment to the code explaining why this may happen. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
There should be no message in the kernel function if the detect function fails to identify a chip; this is perfectly normal and does not warrant a kernel log entry. Demote message to debug. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Replace TEMP_FROM_REG with direct calculation and TEMP_TO_REG with standard functions/macros. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Using local caching in this driver had few benefits. It used cached values for two seconds and then re-read all registers from the chip even if the user only accessed a single attribute. On top of that, alarm attributes were stale for up to four seconds (the first status register read reports and clears an alarm, the second reports it cleared). Use regmap instead for caching. Do not re-read non-volatile registers, and do not cache volatile registers. As part of this change, handle register read and write address differences in regmap code. This is necessary to avoid problems with caching in the regmap core, and ultimately simplifies the code. Also, errors observed when reading from and writing to registers are no longer ignored. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
It has no value to name a variable 'new_client' in probe and detect functions; it is obvious that the client is new. Use 'client' as variable name instead. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
There is no need to keep lm83_id at the end of the driver. Move it forward to where it is needed to avoid a forward declaration. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Reorder include files to be in alphabetic order to simplify driver maintenance. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Up to now udev events only report the affected hwmon device if an alert is reported. This requires userspace to read all attributes if it wants to know what triggered the event. Provide the attribute name with the NAME property to help userspace find the attribute causing the event. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Patrick Rudolph authored
On PMBUS devices with multiple pages, the regulator ops need to be protected with the update mutex. This prevents accidentally changing the page in a separate thread while operating on the PMBUS_OPERATION register. Tested on Infineon xdpe11280 while a separate thread polls for sensor data. Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> Signed-off-by: Marcello Sylvester Bauer <sylv@sylv.io> Link: https://lore.kernel.org/r/b991506bcbf665f7af185945f70bf9d5cf04637c.1645804976.git.sylv@sylv.io Fixes: ddbb4db4 ("hwmon: (pmbus) Add regulator support") Cc: Alan Tull <atull@opensource.altera.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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- 27 Feb, 2022 4 commits
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull irq fix from Thomas Gleixner: "A single fix for a regression caused by the recent PCI/MSI rework which resulted in a recursive locking problem in the VMD driver. The cure is to cache the relevant information upfront instead of retrieving it at runtime" * tag 'irq-urgent-2022-02-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: PCI: vmd: Prevent recursive locking on interrupt allocation
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git://git.infradead.org/users/hch/dma-mappingLinus Torvalds authored
Pull dma-mapping fix from Christoph Hellwig: - fix a swiotlb info leak (Halil Pasic) * tag 'dma-mapping-5.17-1' of git://git.infradead.org/users/hch/dma-mapping: swiotlb: fix info leak with DMA_FROM_DEVICE
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrlLinus Torvalds authored
Pull pin control fixes from Linus Walleij: - Fix some drive strength and pull-up code in the K210 driver. - Add the Alder Lake-M ACPI ID so it starts to work properly. - Use a static name for the StarFive GPIO irq_chip, forestalling an upcoming fixes series from Marc Zyngier. - Fix an ages old bug in the Tegra 186 driver where we were indexing at random into struct and being lucky getting the right member. * tag 'pinctrl-v5-17-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: gpio: tegra186: Fix chip_data type confusion pinctrl: starfive: Use a static name for the GPIO irq_chip pinctrl: tigerlake: Revert "Add Alder Lake-M ACPI ID" pinctrl: k210: Fix bias-pull-up pinctrl: fix loop in k210_pinconf_get_drive()
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- 26 Feb, 2022 12 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-traceLinus Torvalds authored
Pull tracing fixes from Steven Rostedt: - rtla (Real-Time Linux Analysis tool): - fix typo in man page - Update API -e to -E before it is released - Error message fix and memory leak fix - Partially uninline trace event soft disable to shrink text - Fix function graph start up test - Have triggers affect the trace instance they are in and not top level - Have osnoise sleep in the units it says it uses - Remove unused ftrace stub function - Remove event probe redundant info from event in the buffer - Fix group ownership setting in tracefs - Ensure trace buffer is minimum size to prevent crashes * tag 'trace-v5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: rtla/osnoise: Fix error message when failing to enable trace instance rtla/osnoise: Free params at the exit rtla/hist: Make -E the short version of --entries tracing: Fix selftest config check for function graph start up test tracefs: Set the group ownership in apply_options() not parse_options() tracing/osnoise: Make osnoise_main to sleep for microseconds ftrace: Remove unused ftrace_startup_enable() stub tracing: Ensure trace buffer is at least 4096 bytes large tracing: Uninline trace_trigger_soft_disabled() partly eprobes: Remove redundant event type information tracing: Have traceon and traceoff trigger honor the instance tracing: Dump stacktrace trigger to the corresponding instance rtla: Fix systme -> system typo on man page
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git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblockLinus Torvalds authored
Pull memblock fix from Mike Rapoport: "Use kfree() to release kmalloced memblock regions memblock.{reserved,memory}.regions may be allocated using kmalloc() in memblock_double_array(). Use kfree() to release these kmalloced regions" * tag 'fixes-2022-02-26' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock: memblock: use kfree() to release kmalloced memblock regions
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Linus Torvalds authored
Merge misc fixes from Andrew Morton: "12 patches. Subsystems affected by this patch series: MAINTAINERS, mailmap, memfd, and mm (hugetlb, kasan, hugetlbfs, pagemap, selftests, memcg, and slab)" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: selftests/memfd: clean up mapping in mfd_fail_write mailmap: update Roman Gushchin's email MAINTAINERS, SLAB: add Roman as reviewer, git tree MAINTAINERS: add Shakeel as a memcg co-maintainer MAINTAINERS: remove Vladimir from memcg maintainers MAINTAINERS: add Roman as a memcg co-maintainer selftest/vm: fix map_fixed_noreplace test failure mm: fix use-after-free bug when mm->mmap is reused after being freed hugetlbfs: fix a truncation issue in hugepages parameter kasan: test: prevent cache merging in kmem_cache_double_destroy mm/hugetlb: fix kernel crash with hugetlb mremap MAINTAINERS: add sysctl-next git tree
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git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linuxLinus Torvalds authored
Pull RISC-V fixes from Palmer Dabbelt: - A fix for the K210 sdcard defconfig, to avoid using a fixed delay for the root FS - A fix to make sure there's a proper call frame for trace_hardirqs_{on,off}(). * tag 'riscv-for-linus-5.17-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: riscv: fix oops caused by irqsoff latency tracer riscv: fix nommu_k210_sdcard_defconfig
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git://git.kernel.org/pub/scm/fs/xfs/xfs-linuxLinus Torvalds authored
Pull xfs fixes from Darrick Wong: "Nothing exciting, just more fixes for not returning sync_filesystem error values (and eliding it when it's not necessary). Summary: - Only call sync_filesystem when we're remounting the filesystem readonly readonly, and actually check its return value" * tag 'xfs-5.17-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: xfs: only bother with sync_filesystem during readonly remount
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Mike Kravetz authored
Running the memfd script ./run_hugetlbfs_test.sh will often end in error as follows: memfd-hugetlb: CREATE memfd-hugetlb: BASIC memfd-hugetlb: SEAL-WRITE memfd-hugetlb: SEAL-FUTURE-WRITE memfd-hugetlb: SEAL-SHRINK fallocate(ALLOC) failed: No space left on device ./run_hugetlbfs_test.sh: line 60: 166855 Aborted (core dumped) ./memfd_test hugetlbfs opening: ./mnt/memfd fuse: DONE If no hugetlb pages have been preallocated, run_hugetlbfs_test.sh will allocate 'just enough' pages to run the test. In the SEAL-FUTURE-WRITE test the mfd_fail_write routine maps the file, but does not unmap. As a result, two hugetlb pages remain reserved for the mapping. When the fallocate call in the SEAL-SHRINK test attempts allocate all hugetlb pages, it is short by the two reserved pages. Fix by making sure to unmap in mfd_fail_write. Link: https://lkml.kernel.org/r/20220219004340.56478-1-mike.kravetz@oracle.comSigned-off-by: Mike Kravetz <mike.kravetz@oracle.com> Cc: Joel Fernandes <joel@joelfernandes.org> Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Roman Gushchin authored
I'm moving to a @linux.dev account. Map my old addresses. Link: https://lkml.kernel.org/r/20220221200006.416377-1-roman.gushchin@linux.devSigned-off-by: Roman Gushchin <roman.gushchin@linux.dev> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Vlastimil Babka authored
The slab code has an overlap with kmem accounting, where Roman has done a lot of work recently and it would be useful to make sure he's CC'd on patches that potentially affect it. Thus add him as a reviewer for the SLAB subsystem. Also while at it, add the link to slab git tree. Link: https://lkml.kernel.org/r/20220222103104.13241-1-vbabka@suse.czSigned-off-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: David Rientjes <rientjes@google.com> Acked-by: Roman Gushchin <roman.gushchin@linux.dev> Cc: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Shakeel Butt authored
I have been contributing and reviewing to the memcg codebase for last couple of years. So, making it official. Link: https://lkml.kernel.org/r/20220224060148.4092228-1-shakeelb@google.comSigned-off-by: Shakeel Butt <shakeelb@google.com> Acked-by: Roman Gushchin <roman.gushchin@linux.dev> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Vladimir Davydov authored
Link: https://lkml.kernel.org/r/4ad1f8da49d7b71c84a0c15bd5347f5ce704e730.1645608825.git.vdavydov.dev@gmail.comSigned-off-by: Vladimir Davydov <vdavydov.dev@gmail.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Roman Gushchin <roman.gushchin@linux.dev> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Roman Gushchin authored
Add myself as a memcg co-maintainer. My primary focus over last few years was the kernel memory accounting stack, but I do work on some other parts of the memory controller as well. Link: https://lkml.kernel.org/r/20220221233951.659048-1-roman.gushchin@linux.devSigned-off-by: Roman Gushchin <roman.gushchin@linux.dev> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Vladimir Davydov <vdavydov.dev@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Aneesh Kumar K.V authored
On the latest RHEL the test fails due to executable mapped at 256MB address # ./map_fixed_noreplace mmap() @ 0x10000000-0x10050000 p=0xffffffffffffffff result=File exists 10000000-10010000 r-xp 00000000 fd:04 34905657 /root/rpmbuild/BUILD/kernel-5.14.0-56.el9/linux-5.14.0-56.el9.ppc64le/tools/testing/selftests/vm/map_fixed_noreplace 10010000-10020000 r--p 00000000 fd:04 34905657 /root/rpmbuild/BUILD/kernel-5.14.0-56.el9/linux-5.14.0-56.el9.ppc64le/tools/testing/selftests/vm/map_fixed_noreplace 10020000-10030000 rw-p 00010000 fd:04 34905657 /root/rpmbuild/BUILD/kernel-5.14.0-56.el9/linux-5.14.0-56.el9.ppc64le/tools/testing/selftests/vm/map_fixed_noreplace 10029b90000-10029bc0000 rw-p 00000000 00:00 0 [heap] 7fffbb510000-7fffbb750000 r-xp 00000000 fd:04 24534 /usr/lib64/libc.so.6 7fffbb750000-7fffbb760000 r--p 00230000 fd:04 24534 /usr/lib64/libc.so.6 7fffbb760000-7fffbb770000 rw-p 00240000 fd:04 24534 /usr/lib64/libc.so.6 7fffbb780000-7fffbb7a0000 r--p 00000000 00:00 0 [vvar] 7fffbb7a0000-7fffbb7b0000 r-xp 00000000 00:00 0 [vdso] 7fffbb7b0000-7fffbb800000 r-xp 00000000 fd:04 24514 /usr/lib64/ld64.so.2 7fffbb800000-7fffbb810000 r--p 00040000 fd:04 24514 /usr/lib64/ld64.so.2 7fffbb810000-7fffbb820000 rw-p 00050000 fd:04 24514 /usr/lib64/ld64.so.2 7fffd93f0000-7fffd9420000 rw-p 00000000 00:00 0 [stack] Error: couldn't map the space we need for the test Fix this by finding a free address using mmap instead of hardcoding BASE_ADDRESS. Link: https://lkml.kernel.org/r/20220217083417.373823-1-aneesh.kumar@linux.ibm.comSigned-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Jann Horn <jannh@google.com> Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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