diff options
author | Alexander Gordeev <agordeev@linux.ibm.com> | 2021-05-17 09:18:11 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-23 15:42:51 +0300 |
commit | 7c003dab436db33aac674ad66eed49add83b595b (patch) | |
tree | 11e9cf14231f92e1b844acb1ff0cb851598e39dd | |
parent | 3a9934d6b8dd8a91d61ed2d0d538fa27cb9192a3 (diff) | |
download | linux-7c003dab436db33aac674ad66eed49add83b595b.tar.xz |
s390/mcck: fix calculation of SIE critical section size
commit 5bcbe3285fb614c49db6b238253f7daff7e66312 upstream.
The size of SIE critical section is calculated wrongly
as result of a missed subtraction in commit 0b0ed657fe00
("s390: remove critical section cleanup from entry.S")
Fixes: 0b0ed657fe00 ("s390: remove critical section cleanup from entry.S")
Cc: <stable@vger.kernel.org>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | arch/s390/kernel/entry.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 81c458e996d9..963e8cb936e2 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -1284,7 +1284,7 @@ ENDPROC(stack_overflow) je 1f larl %r13,.Lsie_entry slgr %r9,%r13 - larl %r13,.Lsie_skip + lghi %r13,.Lsie_skip - .Lsie_entry clgr %r9,%r13 jh 1f oi __LC_CPU_FLAGS+7, _CIF_MCCK_GUEST |