diff options
| author | Daniel P. Berrangé <berrange@redhat.com> | 2021-06-22 15:32:02 +0100 |
|---|---|---|
| committer | Daniel P. Berrangé <berrange@redhat.com> | 2021-07-14 14:16:33 +0100 |
| commit | b9361bdc1fb0968b13760cbf33afdd1dc602b9e7 (patch) | |
| tree | 960e2e292eda7fc51844784abf1f2b4934a81199 /qemu-options.hx | |
| parent | ce8ee7c6264f18392f19113fd0a27326151b9d5b (diff) | |
qemu-options: tweak to show that CPU count is optional
The initial CPU count number is not required, if any of the topology
options are given, since it can be computed.
Reviewed-by: Pankaj Gupta <pankaj.gupta@ionos.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Yanan Wang <wangyanan55@huawei.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Diffstat (limited to 'qemu-options.hx')
| -rw-r--r-- | qemu-options.hx | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/qemu-options.hx b/qemu-options.hx index 6b72617844..14ff35dd4e 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -196,7 +196,7 @@ SRST ERST DEF("smp", HAS_ARG, QEMU_OPTION_smp, - "-smp [cpus=]n[,maxcpus=cpus][,sockets=sockets][,dies=dies][,cores=cores][,threads=threads]\n" + "-smp [[cpus=]n][,maxcpus=cpus][,sockets=sockets][,dies=dies][,cores=cores][,threads=threads]\n" " set the number of CPUs to 'n' [default=1]\n" " maxcpus= maximum number of total CPUs, including\n" " offline CPUs for hotplug, etc\n" @@ -206,7 +206,7 @@ DEF("smp", HAS_ARG, QEMU_OPTION_smp, " threads= number of threads on one CPU core\n", QEMU_ARCH_ALL) SRST -``-smp [cpus=]n[,maxcpus=maxcpus][,sockets=sockets][,dies=dies][,cores=cores][,threads=threads]`` +``-smp [[cpus=]n][,maxcpus=maxcpus][,sockets=sockets][,dies=dies][,cores=cores][,threads=threads]`` Simulate an SMP system with n CPUs. On the PC target, up to 255 CPUs are supported. On Sparc32 target, Linux limits the number of usable CPUs to 4. For the PC target, the number of cores per die, the |