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| author | Alexander Gordeev <agordeev@linux.ibm.com> | 2021-11-04 07:14:46 +0100 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2021-12-16 19:58:08 +0100 |
| commit | 4c88bb96e40b757f4796f70a4a7507df554467c4 (patch) | |
| tree | c67090799526e8f853c3790a69b4e54e2ed8906f /arch/s390/Kconfig.debug | |
| parent | 1194372db6f3c917c9c6f6907e8378cf1076c557 (diff) | |
| download | linux-4c88bb96e40b757f4796f70a4a7507df554467c4.tar.bz2 | |
s390/mm: check 2KB-fragment page on release
When CONFIG_DEBUG_VM is defined check that pending remove
and tracking nibbles (bits 31-24 of the page refcount) are
cleared. Should the earlier stages of the page lifespan
have a race or logical error, such check could help in
exposing the issue.
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Reviewed-by: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/Kconfig.debug')
0 files changed, 0 insertions, 0 deletions