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| author | Vincent Donnefort <vdonnefort@google.com> | 2023-09-28 20:32:03 +0300 |
|---|---|---|
| committer | Oliver Upton <oliver.upton@linux.dev> | 2023-09-30 20:17:45 +0300 |
| commit | c04bf723ccd639250fa680a0fb4e1ac15bb84c3b (patch) | |
| tree | 5715b340d9151a37ed08603c73bc04f2070b9b5b /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | 909b583f81b5bb5a398d4580543f59b908a86ccc (diff) | |
| download | linux-c04bf723ccd639250fa680a0fb4e1ac15bb84c3b.tar.xz | |
KVM: arm64: Do not transfer page refcount for THP adjustment
GUP affects a refcount common to all pages forming the THP. There is
therefore no need to move the refcount from a tail to the head page.
Under the hood it decrements and increments the same counter.
Signed-off-by: Vincent Donnefort <vdonnefort@google.com>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230928173205.2826598-2-vdonnefort@google.com
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions