Messages in this thread Patch in this message | | | From | Chris Metcalf <> | Date | Wed, 24 Nov 2010 13:42:15 -0500 | Subject | [PATCH] arch/tile: make glibc's sysconf(_SC_NPROCESSORS_CONF) work correctly |
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glibc assumes that it can count /sys/devices/system/cpu/cpu* to get the number of configured cpus. For this to be valid on tile, we need to generate a "cpu" entry for all cpus, including the ones that are not currently allocated for Linux's use.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> --- arch/tile/kernel/setup.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/tile/kernel/setup.c b/arch/tile/kernel/setup.c index fb0b3cb..f185736 100644 --- a/arch/tile/kernel/setup.c +++ b/arch/tile/kernel/setup.c @@ -840,7 +840,7 @@ static int __init topology_init(void) for_each_online_node(i) register_one_node(i); - for_each_present_cpu(i) + for (i = 0; i < smp_height * smp_width; ++i) register_cpu(&cpu_devices[i], i); return 0; -- 1.6.5.2
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