diff options
| author | Anton Blanchard <anton@samba.org> | 2013-12-12 04:59:36 (GMT) |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-13 04:48:34 (GMT) |
| commit | f8a1883a833bbad8e6b5ec4f0918b7797e652d65 (patch) | |
| tree | 7f16fd63cc9ffd6fc218143c244e64265b2a475a /arch/powerpc/kernel | |
| parent | 01666c8ee2b6afcd31de2064fbb7c097a75e5089 (diff) | |
| download | linux-f8a1883a833bbad8e6b5ec4f0918b7797e652d65.tar.xz | |
powerpc: Fix topology core_id endian issue on LE builds
cpu_to_core_id() is missing a byteswap:
cat /sys/devices/system/cpu/cpu63/topology/core_id
201326592
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/smp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index a3b64f3..c1cf4a1 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -580,7 +580,7 @@ int __cpu_up(unsigned int cpu, struct task_struct *tidle) int cpu_to_core_id(int cpu) { struct device_node *np; - const int *reg; + const __be32 *reg; int id = -1; np = of_get_cpu_node(cpu, NULL); @@ -591,7 +591,7 @@ int cpu_to_core_id(int cpu) if (!reg) goto out; - id = *reg; + id = be32_to_cpup(reg); out: of_node_put(np); return id; |