* [android-common:android-mainline-desktop 1/1] mm/hmm.c:667:7: error: implicit declaration of function 'mmu_interval_check_retry'; did you mean 'vma_interval_tree_remove'?
@ 2026-07-08 19:29 kernel test robot
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From: kernel test robot @ 2026-07-08 19:29 UTC (permalink / raw)
To: cros-kernel-buildreports; +Cc: oe-kbuild-all
tree: https://android.googlesource.com/kernel/common android-mainline-desktop
head: adf8bc5941e7beff5b8ba6f64385d50c6b4d32c5
commit: ad36ecd6081db9827f1ebaa41671b0b336fd83bf [1/1] ANDROID: GKI: Enable HMM_MIRROR config for all arch
config: arm64-randconfig-004-20260709 (https://download.01.org/0day-ci/archive/20260709/202607090325.KOVc9nta-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260709/202607090325.KOVc9nta-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202607090325.KOVc9nta-lkp@intel.com/
All errors (new ones prefixed by >>):
mm/hmm.c: In function 'hmm_range_fault':
>> mm/hmm.c:667:7: error: implicit declaration of function 'mmu_interval_check_retry'; did you mean 'vma_interval_tree_remove'? [-Werror=implicit-function-declaration]
if (mmu_interval_check_retry(range->notifier,
^~~~~~~~~~~~~~~~~~~~~~~~
vma_interval_tree_remove
cc1: some warnings being treated as errors
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for USB_PHY
Depends on [n]: USB_SUPPORT [=n]
Selected by [y]:
- GKI_HIDDEN_USB_CONFIGS [=y]
WARNING: unmet direct dependencies detected for INTERCONNECT_QCOM
Depends on [n]: INTERCONNECT [=n] && ARCH_QCOM [=y]
Selected by [y]:
- GKI_HIDDEN_QCOM_CONFIGS [=y] && ARCH_QCOM [=y]
WARNING: unmet direct dependencies detected for SND_PCM_IEC958
Depends on [n]: SOUND [=y] && SND [=n]
Selected by [y]:
- GKI_HIDDEN_SND_SOC_CONFIGS [=y]
WARNING: unmet direct dependencies detected for PAGE_POOL
Depends on [n]: NET [=n]
Selected by [y]:
- GKI_HIDDEN_NET_CONFIGS [=y]
WARNING: unmet direct dependencies detected for CAN_RX_OFFLOAD
Depends on [n]: NETDEVICES [=n] && CAN_DEV [=n] && CAN_NETLINK [=n]
Selected by [y]:
- GKI_HIDDEN_MCP251XFD_CONFIGS [=y]
WARNING: unmet direct dependencies detected for NET_DEVLINK
Depends on [n]: NET [=n]
Selected by [y]:
- GKI_HIDDEN_NET_CONFIGS [=y]
WARNING: unmet direct dependencies detected for DIMLIB
Depends on [n]: NET [=n]
Selected by [y]:
- GKI_HIDDEN_VIRTUAL_CONFIGS [=y]
WARNING: unmet direct dependencies detected for NET_PTP_CLASSIFY
Depends on [n]: NET [=n]
Selected by [y]:
- GKI_HIDDEN_NET_CONFIGS [=y]
WARNING: unmet direct dependencies detected for HVC_DRIVER
Depends on [n]: TTY [=n]
Selected by [y]:
- GKI_HIDDEN_VIRTUAL_CONFIGS [=y]
vim +667 mm/hmm.c
7b86ac3371b70c Christoph Hellwig 2019-08-28 634
9a4903e49e495b Christoph Hellwig 2019-07-25 635 /**
9a4903e49e495b Christoph Hellwig 2019-07-25 636 * hmm_range_fault - try to fault some address in a virtual address range
f970b977e068aa Jason Gunthorpe 2020-03-27 637 * @range: argument structure
9a4903e49e495b Christoph Hellwig 2019-07-25 638 *
be957c886d92aa Jason Gunthorpe 2020-05-01 639 * Returns 0 on success or one of the following error codes:
73231612dc7c90 Jérôme Glisse 2019-05-13 640 *
9a4903e49e495b Christoph Hellwig 2019-07-25 641 * -EINVAL: Invalid arguments or mm or virtual address is in an invalid vma
9a4903e49e495b Christoph Hellwig 2019-07-25 642 * (e.g., device file vma).
73231612dc7c90 Jérôme Glisse 2019-05-13 643 * -ENOMEM: Out of memory.
9a4903e49e495b Christoph Hellwig 2019-07-25 644 * -EPERM: Invalid permission (e.g., asking for write and range is read
9a4903e49e495b Christoph Hellwig 2019-07-25 645 * only).
9a4903e49e495b Christoph Hellwig 2019-07-25 646 * -EBUSY: The range has been invalidated and the caller needs to wait for
9a4903e49e495b Christoph Hellwig 2019-07-25 647 * the invalidation to finish.
f970b977e068aa Jason Gunthorpe 2020-03-27 648 * -EFAULT: A page was requested to be valid and could not be made valid
f970b977e068aa Jason Gunthorpe 2020-03-27 649 * ie it has no backing VMA or it is illegal to access
74eee180b935fc Jérôme Glisse 2017-09-08 650 *
f970b977e068aa Jason Gunthorpe 2020-03-27 651 * This is similar to get_user_pages(), except that it can read the page tables
f970b977e068aa Jason Gunthorpe 2020-03-27 652 * without mutating them (ie causing faults).
74eee180b935fc Jérôme Glisse 2017-09-08 653 */
be957c886d92aa Jason Gunthorpe 2020-05-01 654 int hmm_range_fault(struct hmm_range *range)
74eee180b935fc Jérôme Glisse 2017-09-08 655 {
d28c2c9a487708 Ralph Campbell 2019-11-04 656 struct hmm_vma_walk hmm_vma_walk = {
d28c2c9a487708 Ralph Campbell 2019-11-04 657 .range = range,
d28c2c9a487708 Ralph Campbell 2019-11-04 658 .last = range->start,
d28c2c9a487708 Ralph Campbell 2019-11-04 659 };
a22dd506400d0f Jason Gunthorpe 2019-11-12 660 struct mm_struct *mm = range->notifier->mm;
74eee180b935fc Jérôme Glisse 2017-09-08 661 int ret;
74eee180b935fc Jérôme Glisse 2017-09-08 662
42fc541404f249 Michel Lespinasse 2020-06-08 663 mmap_assert_locked(mm);
74eee180b935fc Jérôme Glisse 2017-09-08 664
a3e0d41c2b1f86 Jérôme Glisse 2019-05-13 665 do {
a3e0d41c2b1f86 Jérôme Glisse 2019-05-13 666 /* If range is no longer valid force retry. */
a22dd506400d0f Jason Gunthorpe 2019-11-12 @667 if (mmu_interval_check_retry(range->notifier,
a22dd506400d0f Jason Gunthorpe 2019-11-12 668 range->notifier_seq))
2bcbeaefde2f03 Christoph Hellwig 2019-07-24 669 return -EBUSY;
d28c2c9a487708 Ralph Campbell 2019-11-04 670 ret = walk_page_range(mm, hmm_vma_walk.last, range->end,
7b86ac3371b70c Christoph Hellwig 2019-08-28 671 &hmm_walk_ops, &hmm_vma_walk);
be957c886d92aa Jason Gunthorpe 2020-05-01 672 /*
be957c886d92aa Jason Gunthorpe 2020-05-01 673 * When -EBUSY is returned the loop restarts with
be957c886d92aa Jason Gunthorpe 2020-05-01 674 * hmm_vma_walk.last set to an address that has not been stored
be957c886d92aa Jason Gunthorpe 2020-05-01 675 * in pfns. All entries < last in the pfn array are set to their
be957c886d92aa Jason Gunthorpe 2020-05-01 676 * output, and all >= are still at their input values.
be957c886d92aa Jason Gunthorpe 2020-05-01 677 */
d28c2c9a487708 Ralph Campbell 2019-11-04 678 } while (ret == -EBUSY);
73231612dc7c90 Jérôme Glisse 2019-05-13 679 return ret;
74eee180b935fc Jérôme Glisse 2017-09-08 680 }
73231612dc7c90 Jérôme Glisse 2019-05-13 681 EXPORT_SYMBOL(hmm_range_fault);
8cad4713056612 Leon Romanovsky 2025-04-28 682
:::::: The code at line 667 was first introduced by commit
:::::: a22dd506400d0f4784ad596f073b9eb5ed7c6a2a mm/hmm: remove hmm_mirror and related
:::::: TO: Jason Gunthorpe <jgg@mellanox.com>
:::::: CC: Jason Gunthorpe <jgg@mellanox.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2026-07-08 19:29 [android-common:android-mainline-desktop 1/1] mm/hmm.c:667:7: error: implicit declaration of function 'mmu_interval_check_retry'; did you mean 'vma_interval_tree_remove'? kernel test robot
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