ARM: dt: Only print warning, not WARN() on bad cpu map in device tree
Due to recent changes and expecations of proper cpu bindings, there are now cases for many of the in-tree devicetrees where a WARN() will hit on boot due to badly formatted /cpus nodes. Downgrade this to a pr_warn() to be less alarmist, since it's not a new problem. Tested on Arndale, Cubox, Seaboard and Panda ES. Panda hits the WARN without this, the others do not. Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -152,9 +152,10 @@ void __init arm_dt_init_cpu_maps(void)
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tmp_map[i] = hwid;
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}
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if (WARN(!bootcpu_valid, "DT missing boot CPU MPIDR[23:0], "
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"fall back to default cpu_logical_map\n"))
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if (!bootcpu_valid) {
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pr_warn("DT missing boot CPU MPIDR[23:0], fall back to default cpu_logical_map\n");
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return;
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}
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/*
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* Since the boot CPU node contains proper data, and all nodes have
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