[PATCH 18/37] x86, lmb: Use lmb_debug to control debug message print out

[Yinghai Lu <yinghai@xxxxxxxxxx>]

Also let lmb_reserve_range/lmb_free_range could print out name if lmb=debug is
specified

will also print ther name when reserve_lmb_area/free_lmb_area are called.

Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
 arch/x86/mm/lmb.c |   24 ++++++++++++++++++------
 1 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/arch/x86/mm/lmb.c b/arch/x86/mm/lmb.c
index bd2f60b..209f25b 100644
--- a/arch/x86/mm/lmb.c
+++ b/arch/x86/mm/lmb.c
@@ -122,10 +122,12 @@ static void __init subtract_lmb_reserved(struct range *range, int az)
 
 	count  = lmb.reserved.cnt;
 
-	pr_info("Subtract (%d early reservations)\n", count);
+	if (lmb_debug)
+		pr_info("Subtract (%d early reservations)\n", count);
 
 	for_each_lmb(reserved, r) {
-		pr_info("  [%010llx - %010llx]\n", (u64)r->base, (u64)r->base + r->size);
+		if (lmb_debug)
+			pr_info("  [%010llx - %010llx]\n", (u64)r->base, (u64)r->base + r->size);
 		final_start = PFN_DOWN(r->base);
 		final_end = PFN_UP(r->base + r->size);
 		if (final_start >= final_end)
@@ -198,16 +200,20 @@ void __init lmb_to_bootmem(u64 start, u64 end)
 		lmb_free(__pa(lmb.reserved.regions), sizeof(struct lmb_region) * lmb.reserved.max);
 
 	count  = lmb.reserved.cnt;
-	pr_info("(%d early reservations) ==> bootmem [%010llx - %010llx]\n", count, start, end);
+	if (lmb_debug)
+		pr_info("(%d early reservations) ==> bootmem [%010llx - %010llx]\n", count, start, end);
 	for_each_lmb(reserved, r) {
-		pr_info("  [%010llx - %010llx] ", (u64)r->base, (u64)r->base + r->size);
+		if (lmb_debug)
+			pr_info("  [%010llx - %010llx] ", (u64)r->base, (u64)r->base + r->size);
 		final_start = max(start, r->base);
 		final_end = min(end, r->base + r->size);
 		if (final_start >= final_end) {
-			pr_cont("\n");
+			if (lmb_debug)
+				pr_cont("\n");
 			continue;
 		}
-		pr_cont(" ==> [%010llx - %010llx]\n", final_start, final_end);
+		if (lmb_debug)
+			pr_cont(" ==> [%010llx - %010llx]\n", final_start, final_end);
 		reserve_bootmem_generic(final_start, final_end - final_start, BOOTMEM_DEFAULT);
 	}
 
@@ -289,6 +295,9 @@ void __init lmb_reserve_range(u64 start, u64 end, char *name)
 	if (WARN_ONCE(start > end, "lmb_reserve_range: wrong range [%#llx, %#llx]\n", start, end))
 		return;
 
+	if (lmb_debug)
+		pr_info("    lmb_reserve_range: [%010llx, %010llx] %16s\n", start, end, name);
+
 	lmb_reserve(start, end - start);
 }
 
@@ -300,6 +309,9 @@ void __init lmb_free_range(u64 start, u64 end)
 	if (WARN_ONCE(start > end, "lmb_free_range: wrong range [%#llx, %#llx]\n", start, end))
 		return;
 
+	if (lmb_debug)
+		pr_info("       lmb_free_range: [%010llx, %010llx]\n", start, end);
+
 	lmb_free(start, end - start);
 }
 
-- 
1.6.4.2

--
To unsubscribe from this list: send the line "unsubscribe linux-arch" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html