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authorAndrew Turner <andrew@FreeBSD.org>2016-10-26 12:30:53 +0000
committerAndrew Turner <andrew@FreeBSD.org>2016-10-26 12:30:53 +0000
commit2eb8079722516c37c1e8d9f2a75c38d33f966959 (patch)
tree4f2cd6c2bf5d7309c0d4e31ea6d7b30dba3135ae /sys/arm64/arm64/mp_machdep.c
parent2e620e70f9abf20cb17ff707f16db4e65fea0541 (diff)
downloadsrc-2eb8079722516c37c1e8d9f2a75c38d33f966959.tar.gz
src-2eb8079722516c37c1e8d9f2a75c38d33f966959.zip
Only release CPUs when they exist.
MFC after: 1 week Sponsored by: DARPA, AFRL
Notes
Notes: svn path=/head/; revision=307961
Diffstat (limited to 'sys/arm64/arm64/mp_machdep.c')
-rw-r--r--sys/arm64/arm64/mp_machdep.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/arm64/arm64/mp_machdep.c b/sys/arm64/arm64/mp_machdep.c
index 4361cef888a1..4904e6b6a4a1 100644
--- a/sys/arm64/arm64/mp_machdep.c
+++ b/sys/arm64/arm64/mp_machdep.c
@@ -203,6 +203,10 @@ release_aps(void *dummy __unused)
{
int i;
+ /* Only release CPUs if they exist */
+ if (mp_ncpus == 1)
+ return;
+
intr_pic_ipi_setup(IPI_AST, "ast", ipi_ast, NULL);
intr_pic_ipi_setup(IPI_PREEMPT, "preempt", ipi_preempt, NULL);
intr_pic_ipi_setup(IPI_RENDEZVOUS, "rendezvous", ipi_rendezvous, NULL);