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| author |   Heiko Carstens <heiko.carstens@de.ibm.com> | 2007-12-04 16:09:05 +0100 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-12-04 16:09:58 +0100 |
| commit | 7af0d6f753f5adf773f99470666b50490d3379f1 (patch) | |
| tree | 19315cae8811d7e0cec5ce7f4ffd21e6b43eb278 /arch/s390/kernel | |
| parent | [S390] Fix compile error on 31bit without preemption (diff) | |
| download | linux-dev-7af0d6f753f5adf773f99470666b50490d3379f1.tar.xz linux-dev-7af0d6f753f5adf773f99470666b50490d3379f1.zip | |
[S390] Make sure the restore psw masks are initialized.
In case of TRACE_IRQFLAGS the restore psw masks will not be
initialized if noexec is turned on. This will lead to an
immediate system crash.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/setup.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 50f8f1e3760e..577aa7dd660e 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -486,9 +486,7 @@ static void setup_addressing_mode(void) if (s390_noexec) { printk("S390 execute protection active, "); set_amode_and_uaccess(PSW_ASC_SECONDARY, PSW32_ASC_SECONDARY); - return; - } - if (switch_amode) { + } else if (switch_amode) { printk("S390 address spaces switched, "); set_amode_and_uaccess(PSW_ASC_PRIMARY, PSW32_ASC_PRIMARY); } |