[Xen-devel] [PATCH 3/4] xen: more debugging in the e820 parsing

[stefano.stabellini@xxxxxxxxxxxxx]

From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
 arch/x86/xen/setup.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index fa0269a..9c38bd1 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -61,6 +61,8 @@ static __init void xen_add_extra_mem(unsigned long pages)
                return;
 
        e820_add_region(extra_start, size, E820_RAM);
+       printk(KERN_DEBUG "extra e820 region: start=%016Lx end=%016Lx\n",
+                       extra_start, extra_start + size);
        sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
 
        memblock_x86_reserve_range(extra_start, extra_start + size, "XEN 
EXTRA");
@@ -231,6 +233,8 @@ char * __init xen_memory_setup(void)
        for (i = 0; i < memmap.nr_entries; i++) {
                unsigned long long end;
 
+               printk(KERN_DEBUG "e820_region: type=%d start=%016Lx 
end=%016Lx",
+                               map[i].type, map[i].addr, map[i].size + 
map[i].addr);
                /* Guard against non-page aligned E820 entries. */
                if (map[i].type == E820_RAM)
                        map[i].size -= (map[i].size + map[i].addr) % PAGE_SIZE;
-- 
1.7.2.3


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