On 1 Mar 2024, at 9:23, Ryan Roberts wrote: > On 01/03/2024 14:00, Zi Yan wrote: >> On 1 Mar 2024, at 4:51, Aishwarya TCV wrote: >> >>> On 26/02/2024 20:55, Zi Yan wrote: >>>> From: Zi Yan <ziy@xxxxxxxxxx> >>>> >>>> It is used to test split_huge_page_to_list_to_order for pagecache THPs. >>>> Also add test cases for split_huge_page_to_list_to_order via both >>>> debugfs. >>>> >>>> Signed-off-by: Zi Yan <ziy@xxxxxxxxxx> >>>> --- >>>> mm/huge_memory.c | 34 ++++-- >>>> .../selftests/mm/split_huge_page_test.c | 115 +++++++++++++++++- >>>> 2 files changed, 131 insertions(+), 18 deletions(-) >>>> >>> >>> Hi Zi, >>> >>> When booting the kernel against next-master(20240228)with Arm64 on >>> Marvell Thunder X2 (TX2), the kselftest-mm test 'split_huge_page_test' >>> is failing in our CI (with rootfs over NFS). I can send the full logs if >>> required. >>> >>> A bisect (full log below) identified this patch as introducing the >>> failure. Bisected it on the tag "next-20240228" at repo >>> "https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git";. >>> >>> This works fine on Linux version 6.8.0-rc6 >> >> Hi Aishwarya, >> >> I am trying to fix the issue. When I am compiling selftests/mm, I encountered >> the error below when I run make under the folder. Am I missing any configuration? >> Since you are able to run the test, I assume you know what is happening. Thanks. > > for what its worth, I usually compile from the top level directory with: > > # make headers_install > # make -C tools/testing/selftests TARGETS=mm install INSTALL_PATH=~/kself > > Perhaps the below is due to the headers not being exported properly. Bad things definitely happen if you omit the headers_install step. It works. Thanks a lot! >> >> vm_util.c: In function ‘__pagemap_scan_get_categories’: >> vm_util.c:34:28: error: storage size of ‘arg’ isn’t known >> 34 | struct pm_scan_arg arg; >> | ^~~ >> vm_util.c:41:27: error: invalid application of ‘sizeof’ to incomplete type ‘struct pm_scan_arg’ >> 41 | arg.size = sizeof(struct pm_scan_arg); >> | ^~~~~~ >> vm_util.c:45:35: error: ‘PAGE_IS_WPALLOWED’ undeclared (first use in this function) >> 45 | arg.category_anyof_mask = PAGE_IS_WPALLOWED | PAGE_IS_WRITTEN | PAGE_IS_FILE | >> | ^~~~~~~~~~~~~~~~~ >> vm_util.c:45:35: note: each undeclared identifier is reported only once for each function it appears in >> vm_util.c:45:55: error: ‘PAGE_IS_WRITTEN’ undeclared (first use in this function) >> 45 | arg.category_anyof_mask = PAGE_IS_WPALLOWED | PAGE_IS_WRITTEN | PAGE_IS_FILE | >> | ^~~~~~~~~~~~~~~ >> vm_util.c:45:73: error: ‘PAGE_IS_FILE’ undeclared (first use in this function) >> 45 | arg.category_anyof_mask = PAGE_IS_WPALLOWED | PAGE_IS_WRITTEN | PAGE_IS_FILE | >> | ^~~~~~~~~~~~ >> vm_util.c:46:35: error: ‘PAGE_IS_PRESENT’ undeclared (first use in this function); did you mean ‘PAGEMAP_PRESENT’? >> 46 | PAGE_IS_PRESENT | PAGE_IS_SWAPPED | PAGE_IS_PFNZERO | >> | ^~~~~~~~~~~~~~~ >> | PAGEMAP_PRESENT >> vm_util.c:46:53: error: ‘PAGE_IS_SWAPPED’ undeclared (first use in this function) >> 46 | PAGE_IS_PRESENT | PAGE_IS_SWAPPED | PAGE_IS_PFNZERO | >> | ^~~~~~~~~~~~~~~ >> vm_util.c:46:71: error: ‘PAGE_IS_PFNZERO’ undeclared (first use in this function) >> 46 | PAGE_IS_PRESENT | PAGE_IS_SWAPPED | PAGE_IS_PFNZERO | >> | ^~~~~~~~~~~~~~~ >> vm_util.c:47:35: error: ‘PAGE_IS_HUGE’ undeclared (first use in this function) >> 47 | PAGE_IS_HUGE | PAGE_IS_SOFT_DIRTY; >> | ^~~~~~~~~~~~ >> vm_util.c:47:50: error: ‘PAGE_IS_SOFT_DIRTY’ undeclared (first use in this function); did you mean ‘PM_SOFT_DIRTY’? >> 47 | PAGE_IS_HUGE | PAGE_IS_SOFT_DIRTY; >> | ^~~~~~~~~~~~~~~~~~ >> | PM_SOFT_DIRTY >> vm_util.c:50:26: error: ‘PAGEMAP_SCAN’ undeclared (first use in this function); did you mean ‘PAGEMAP_PFN’? >> 50 | return ioctl(fd, PAGEMAP_SCAN, &arg); >> | ^~~~~~~~~~~~ >> | PAGEMAP_PFN >> >> -- >> Best Regards, >> Yan, Zi -- Best Regards, Yan, Zi
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