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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 03:21:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 03:21:38 +0000
commit9351405e44641037ccff29c0d88d92c0617b5088 (patch)
treedfee90e28394ae31df1033696f8656add6c4fc26 /arch/s390/kernel/setup.c
parentReleasing progress-linux version 4.19.249-2progress5u1. (diff)
downloadlinux-9351405e44641037ccff29c0d88d92c0617b5088.tar.xz
linux-9351405e44641037ccff29c0d88d92c0617b5088.zip
Merging upstream version 4.19.260.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--arch/s390/kernel/setup.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 098794fc5..bfd6c01a6 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -851,6 +851,11 @@ static void __init setup_randomness(void)
if (stsi(vmms, 3, 2, 2) == 0 && vmms->count)
add_device_randomness(&vmms->vm, sizeof(vmms->vm[0]) * vmms->count);
memblock_free((unsigned long) vmms, PAGE_SIZE);
+
+#ifdef CONFIG_ARCH_RANDOM
+ if (cpacf_query_func(CPACF_PRNO, CPACF_PRNO_TRNG))
+ static_branch_enable(&s390_arch_random_available);
+#endif
}
/*