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[6/6] kvm tools: powerpc: Only emit TB freq if it's non-zero

Message ID 1360138756-1991-6-git-send-email-michael@ellerman.id.au (mailing list archive)
State New, archived
Headers show

Commit Message

Michael Ellerman Feb. 6, 2013, 8:19 a.m. UTC 
The kernel can handle a missing timebase-frequency property much better
than one that claims zero.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
---
 tools/kvm/powerpc/kvm.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/tools/kvm/powerpc/kvm.c b/tools/kvm/powerpc/kvm.c
index dc9f89d..b4b9f82 100644
--- a/tools/kvm/powerpc/kvm.c
+++ b/tools/kvm/powerpc/kvm.c
@@ -389,7 +389,9 @@  static int setup_fdt(struct kvm *kvm)
 		_FDT(fdt_property_cell(fdt, "dcache-block-size", cpu_info->d_bsize));
 		_FDT(fdt_property_cell(fdt, "icache-block-size", cpu_info->i_bsize));
 
-		_FDT(fdt_property_cell(fdt, "timebase-frequency", cpu_info->tb_freq));
+		if (cpu_info->tb_freq)
+			_FDT(fdt_property_cell(fdt, "timebase-frequency", cpu_info->tb_freq));
+
 		/* Lies, but safeish lies! */
 		_FDT(fdt_property_cell(fdt, "clock-frequency", 0xddbab200));