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authorHeiko Carstens <heiko.carstens@de.ibm.com>2005-09-16 19:27:34 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-17 11:49:58 -0700
commitb7ae9dd80a3ecf070ea0c5fe1d405cd7687d6c51 (patch)
tree727056782a138c13b737dab933476b314d30643d /arch/s390/kernel
parent90f4e12112284f1a41594e2950e6eced5b064efc (diff)
[PATCH] s390: show_cpuinfo fix
Disable preemption in show_cpuinfo to avoid problems and the warning about smp_processor_id. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r--arch/s390/kernel/setup.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 5ba5a5485da..907d16ac9dc 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -634,6 +634,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
struct cpuinfo_S390 *cpuinfo;
unsigned long n = (unsigned long) v - 1;
+ preempt_disable();
if (!n) {
seq_printf(m, "vendor_id : IBM/S390\n"
"# processors : %i\n"
@@ -658,6 +659,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
cpuinfo->cpu_id.ident,
cpuinfo->cpu_id.machine);
}
+ preempt_enable();
return 0;
}