Let's run all existing test cases with all hugetlb sizes we're able to detect. Note that some tests cases still fail. This will, for example, be fixed once vmsplice properly uses FOLL_PIN instead of FOLL_GET for pinning. With 2 MiB and 1 GiB hugetlb on x86_64, the expected failures are: # [RUN] vmsplice() + unmap in child ... with hugetlb (2048 kB) not ok 23 No leak from parent into child # [RUN] vmsplice() + unmap in child ... with hugetlb (1048576 kB) not ok 24 No leak from parent into child # [RUN] vmsplice() before fork(), unmap in parent after fork() ... with hugetlb (2048 kB) not ok 35 No leak from child into parent # [RUN] vmsplice() before fork(), unmap in parent after fork() ... with hugetlb (1048576 kB) not ok 36 No leak from child into parent # [RUN] vmsplice() + unmap in parent after fork() ... with hugetlb (2048 kB) not ok 47 No leak from child into parent # [RUN] vmsplice() + unmap in parent after fork() ... with hugetlb (1048576 kB) not ok 48 No leak from child into parent Link: https://lkml.kernel.org/r/20220927110120.106906-5-david@redhat.com Signed-off-by: David Hildenbrand <david@redhat.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Christoph von Recklinghausen <crecklin@redhat.com> Cc: Don Dutile <ddutile@redhat.com> Cc: Jason Gunthorpe <jgg@nvidia.com> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Mike Rapoport <rppt@kernel.org> Cc: Nadav Amit <namit@vmware.com> Cc: Peter Xu <peterx@redhat.com> Cc: Shuah Khan <shuah@kernel.org> Cc: Vlastimil Babka <vbabka@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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