[Xen-changelog] [xen stable-4.4] xen: arm: prevent building with CONFIG_EARLY_PRINTK if not a debug build

[patchbot@xxxxxxx]

commit 64268fb6be4a417971a14cb95959bc68789ef37b
Author:     Ian Campbell <ian.campbell@xxxxxxxxxx>
AuthorDate: Wed Mar 5 01:02:29 2014 +0000
Commit:     Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Fri Apr 25 13:32:20 2014 +0100

    xen: arm: prevent building with CONFIG_EARLY_PRINTK if not a debug build
    
    early printk on ARM is tied to debug being enabled, so error out instead of 
silently and unexpectedly building without early printk when asked.
    
    Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
    Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>
    (cherry picked from commit 5940d3d095661f541a843e5d4c5f9363c18cd63c)
---
 xen/arch/arm/Rules.mk |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/xen/arch/arm/Rules.mk b/xen/arch/arm/Rules.mk
index aaa203e..aa2e79f 100644
--- a/xen/arch/arm/Rules.mk
+++ b/xen/arch/arm/Rules.mk
@@ -99,4 +99,12 @@ CFLAGS-$(EARLY_PRINTK) += 
-DEARLY_PRINTK_INC=\"debug-$(EARLY_PRINTK_INC).inc\"
 CFLAGS-$(EARLY_PRINTK) += -DEARLY_PRINTK_BAUD=$(EARLY_PRINTK_BAUD)
 CFLAGS-$(EARLY_PRINTK) += -DEARLY_UART_BASE_ADDRESS=$(EARLY_UART_BASE_ADDRESS)
 CFLAGS-$(EARLY_PRINTK) += -DEARLY_UART_REG_SHIFT=$(EARLY_UART_REG_SHIFT)
+
+else # !debug
+
+ifneq ($(CONFIG_EARLY_PRINTK),)
+# Early printk is dependant on a debug build.
+$(error CONFIG_EARLY_PRINTK enabled for non-debug build)
+endif
+
 endif
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.4

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