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Zi Yan ad4c9bb541 selftests/mm: test splitting file-backed THP to any lower order 
Now split_huge_page*() supports shmem THP split to any lower order.  Test
it.

The test now reads file content out after split to check if the split
corrupts the file data.

Link: https://lkml.kernel.org/r/20250122161928.1240637-3-ziy@nvidia.com
Signed-off-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Tested-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Kirill A. Shuemov <kirill.shutemov@linux.intel.com>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Yang Shi <yang@os.amperecomputing.com>
Cc: Yu Zhao <yuzhao@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
History 2025-03-16 22:05:56 -07:00
..
accounting getdelays: fix error format characters 2025-02-17 22:40:02 -08:00
arch perf tools fixes for v6.14: 2nd batch 2025-02-25 13:32:32 -08:00
bootconfig tools/bootconfig: Fix the wrong format specifier 2025-01-28 23:27:01 +09:00
bpf perf tools fixes for v6.14: 2nd batch 2025-02-25 13:32:32 -08:00
build tools: Unify top-level quiet infrastructure 2025-02-18 15:31:45 -03:00
certs tools/certs: Add print-cert-tbs-hash.sh 2022-05-23 18:47:49 +03:00
cgroup proc: rewrite stable_page_flags() 2024-04-25 20:56:15 -07:00
counter tools/counter: Remove unneeded semicolon 2023-12-20 11:43:31 -05:00
crypto crypto: tools/ccp - Remove unused variable 2024-08-30 18:22:30 +08:00
debugging tools: Add new "test" taint to kernel-chktaint 2022-09-07 14:51:12 -06:00
firewire tools/firewire: Fix several incorrect format specifiers 2024-11-14 09:12:04 +09:00
firmware Driver Core and debugfs changes for 5.3-rc1 2019-07-12 12:24:03 -07:00
gpio tools: gpio: Fix several incorrect format specifiers 2024-11-13 16:30:05 +01:00
hv tools/hv: reduce resource usage in hv_kvp_daemon 2024-12-09 18:44:15 +00:00
iio iio: Add channel type for attention 2024-11-03 20:33:43 +00:00
include KVM/arm64 updates for 6.14 2025-01-28 09:01:36 -08:00
kvm/kvm_stat tools/kvm_stat: use canonical ftrace path 2023-03-29 06:52:08 -04:00
laptop change email address for Pali Rohár 2020-04-10 15:36:22 -07:00
leds .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
lib perf tools fixes for v6.14: 2nd batch 2025-02-25 13:32:32 -08:00
memory-model tools/memory-model: simple.txt: Fix stale reference to recipes-pairs.txt 2024-09-13 23:56:44 -07:00
mm tools/mm: fix build warnings with musl-libc 2025-02-17 22:40:02 -08:00
net tools: ynl: c: correct reverse decode of empty attrs 2025-01-27 14:30:23 -08:00
objtool Fix an objtool false positive, and objtool related 2025-02-28 16:45:36 -08:00
pcmcia .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
perf perf tools fixes for v6.14: 2nd batch 2025-02-25 13:32:32 -08:00
power Turbostat 2025.02.02 updates since 2024.11.30 2025-02-02 10:49:13 -08:00
rcu tools/rcu: Remove RCU Tasks Rude asynchronous APIs from rcu-updaters.sh 2024-07-29 07:39:32 +05:30
sched_ext sched_ext: Fix the incorrect bpf_list kfunc API in common.bpf.h. 2025-02-13 06:47:08 -10:00
scripts tools: Unify top-level quiet infrastructure 2025-02-18 15:31:45 -03:00
sound ASoC: dapm-graph: set fill colour of turned on nodes 2025-02-24 18:35:54 +00:00
spi spi: spidev_test: add support for word delay 2024-11-07 15:25:50 +00:00
testing selftests/mm: test splitting file-backed THP to any lower order 2025-03-16 22:05:56 -07:00
thermal tools: Remove redundant quiet setup 2025-02-18 16:27:43 -03:00
time treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282 2019-06-05 17:36:37 +02:00
tracing perf tools fixes for v6.14: 2nd batch 2025-02-25 13:32:32 -08:00
usb usbip: tools: Fix detach_port() invalid port error path 2024-10-29 04:23:23 +01:00
verification perf tools fixes for v6.14: 2nd batch 2025-02-25 13:32:32 -08:00
virtio Fix typo in vringh_test.c 2024-11-06 04:40:07 -05:00
wmi treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
workqueue workqueue: remove unnecessary import and function in wq_monitor.py 2024-03-25 10:11:32 -10:00
writeback writeback: add wb_monitor.py script to monitor writeback info on bdi 2024-05-05 17:53:51 -07:00
Makefile sched_ext: Add scx_simple and scx_example_qmap example schedulers 2024-06-18 10:09:17 -10:00