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authorHeiko Carstens <hca@linux.ibm.com>2025-03-11 13:33:26 +0100
committerAndrew Morton <akpm@linux-foundation.org>2025-04-01 15:17:16 -0700
commit24e3f9fbbd5d93afb41af495c008e76a9005dd06 (patch)
treee1c388f43033e0776a1625919756e795767ecf94 /Documentation
parentb481341e4cfbc89bbb87cd0a24abef29ebfb49c7 (diff)
mseal sysmap: enable s390
Provide support for CONFIG_MSEAL_SYSTEM_MAPPINGS on s390, covering the vdso. [hca@linux.ibm.com: update supported architectures] Link: https://lkml.kernel.org/r/20250317131917.1332402-1-hca@linux.ibm.com Link: https://lkml.kernel.org/r/20250311123326.2686682-3-hca@linux.ibm.com Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com> Cc: Alexander Gordeev <agordeev@linux.ibm.com> Cc: Christian Borntraeger <borntraeger@linux.ibm.com> Cc: Jeff Xu <jeffxu@chromium.org> Cc: Liam Howlett <liam.howlett@oracle.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Thomas Weißschuh <thomas.weissschuh@linutronix.de> Cc: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/userspace-api/mseal.rst3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/userspace-api/mseal.rst b/Documentation/userspace-api/mseal.rst
index 56aee46a9307..1dabfc29be0d 100644
--- a/Documentation/userspace-api/mseal.rst
+++ b/Documentation/userspace-api/mseal.rst
@@ -143,7 +143,8 @@ Use cases
the CONFIG_MSEAL_SYSTEM_MAPPINGS seals all system mappings of this
architecture.
- The following architectures currently support this feature: x86-64 and arm64.
+ The following architectures currently support this feature: x86-64, arm64,
+ and s390.
WARNING: This feature breaks programs which rely on relocating
or unmapping system mappings. Known broken software at the time