[Xen-devel] [PATCH v2 08/15] xen: arm: early logging of command line

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

Helpful for diagnosis of bad console= parameters.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>
Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
 xen/arch/arm/setup.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/xen/arch/arm/setup.c b/xen/arch/arm/setup.c
index 49e1b5c..d252131 100644
--- a/xen/arch/arm/setup.c
+++ b/xen/arch/arm/setup.c
@@ -597,6 +597,7 @@ void __init start_xen(unsigned long boot_phys_offset,
 {
     size_t fdt_size;
     int cpus, i;
+    const char *cmdline;
 
     setup_cache();
 
@@ -610,7 +611,9 @@ void __init start_xen(unsigned long boot_phys_offset,
         + (fdt_paddr & ((1 << SECOND_SHIFT) - 1));
     fdt_size = device_tree_early_init(device_tree_flattened, fdt_paddr);
 
-    cmdline_parse(device_tree_bootargs(device_tree_flattened));
+    cmdline = device_tree_bootargs(device_tree_flattened);
+    early_printk("Command line: %s\n", cmdline);
+    cmdline_parse(cmdline);
 
     setup_pagetables(boot_phys_offset, get_xen_paddr());
     setup_mm(fdt_paddr, fdt_size);
-- 
1.7.10.4


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