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KVM: s390: Do not set special large pages dirty
authorClaudio Imbrenda <imbrenda@linux.ibm.com>
Tue, 23 Jun 2026 15:33:24 +0000 (17:33 +0200)
committerClaudio Imbrenda <imbrenda@linux.ibm.com>
Wed, 24 Jun 2026 08:08:56 +0000 (10:08 +0200)
commite6c9b322c8cb3c08270f05e2faabd7c0cc82f809
tree32a1e0454e5c113f68d8923e03d96e5021a68c60tree | snapshot
parent7a386efcb2bf986e0c9011e92a78aed0870b08cfcommit | diff
KVM: s390: Do not set special large pages dirty

Special pages / folios should not be set dirty. This also applies to
large pages.

Add a missing check in gmap_clear_young_crste() to prevent setting the
large page dirty if it is a special page.

Fixes: a2c17f9270cc ("KVM: s390: New gmap code")
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Message-ID: <20260623153331.233784-4-imbrenda@linux.ibm.com>
arch/s390/kvm/gmap.c diff | blob | blame | history
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