From: Zi Yan Date: Wed, 9 Jul 2025 01:27:59 +0000 (-0400) Subject: selftests/mm: fix split_huge_page_test for folio_split() tests X-Git-Tag: v6.16~11^2~7 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7563fcbfd484b347b776aeed4d7dac78b30884aa;p=thirdparty%2Flinux.git selftests/mm: fix split_huge_page_test for folio_split() tests PID_FMT does not have an offset field, so folio_split() tests are not performed. Add PID_FMT_OFFSET with an offset field and use it to perform folio_split() tests. Link: https://lkml.kernel.org/r/20250709012800.3225727-1-ziy@nvidia.com Fixes: 80a5c494c89f ("selftests/mm: add tests for folio_split(), buddy allocator like split") Signed-off-by: Zi Yan Tested-by: Baolin Wang Reviewed-by: Lorenzo Stoakes Reviewed-by: Donet Tom Tested-by : Donet Tom Cc: Barry Song Cc: David Hildenbrand Cc: Dev Jain Cc: Liam Howlett Cc: Mariano Pache Cc: Ryan Roberts Cc: Shuah Khan Cc: Signed-off-by: Andrew Morton --- diff --git a/tools/testing/selftests/mm/split_huge_page_test.c b/tools/testing/selftests/mm/split_huge_page_test.c index aa7400ed0e994..f0d9c035641dc 100644 --- a/tools/testing/selftests/mm/split_huge_page_test.c +++ b/tools/testing/selftests/mm/split_huge_page_test.c @@ -31,6 +31,7 @@ uint64_t pmd_pagesize; #define INPUT_MAX 80 #define PID_FMT "%d,0x%lx,0x%lx,%d" +#define PID_FMT_OFFSET "%d,0x%lx,0x%lx,%d,%d" #define PATH_FMT "%s,0x%lx,0x%lx,%d" #define PFN_MASK ((1UL<<55)-1) @@ -483,7 +484,7 @@ void split_thp_in_pagecache_to_order_at(size_t fd_size, const char *fs_loc, write_debugfs(PID_FMT, getpid(), (uint64_t)addr, (uint64_t)addr + fd_size, order); else - write_debugfs(PID_FMT, getpid(), (uint64_t)addr, + write_debugfs(PID_FMT_OFFSET, getpid(), (uint64_t)addr, (uint64_t)addr + fd_size, order, offset); for (i = 0; i < fd_size; i++)