[xen staging] build: rename __LINKER__ to LINKER_SCRIPT

[patchbot@xxxxxxx]

commit 04787e095a3dbca026c88b3ff786ada59b688f33
Author:     Anthony PERARD <anthony.perard@xxxxxxxxxx>
AuthorDate: Fri Feb 25 11:03:17 2022 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Fri Feb 25 11:03:17 2022 +0100

    build: rename __LINKER__ to LINKER_SCRIPT
    
    For two reasons: this macro is used to generate a "linker script" and
    is not by the linker, and name starting with an underscore '_' are
    supposed to be reserved, so better avoid them when not needed.
    
    Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
    Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Julien Grall <jgrall@xxxxxxxxxx>
---
 xen/Rules.mk                      | 2 +-
 xen/arch/arm/include/asm/config.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/xen/Rules.mk b/xen/Rules.mk
index 567a23a54c..fea3f70cdb 100644
--- a/xen/Rules.mk
+++ b/xen/Rules.mk
@@ -256,7 +256,7 @@ $(obj)/%.s: $(src)/%.S FORCE
 
 # Linker scripts, .lds.S -> .lds
 quiet_cmd_cpp_lds_S = LDS     $@
-cmd_cpp_lds_S = $(CPP) -P $(call cpp_flags,$(a_flags)) -D__LINKER__ -MQ $@ -o 
$@ $<
+cmd_cpp_lds_S = $(CPP) -P $(call cpp_flags,$(a_flags)) -DLINKER_SCRIPT -MQ $@ 
-o $@ $<
 
 targets := $(filter-out $(PHONY), $(targets))
 
diff --git a/xen/arch/arm/include/asm/config.h 
b/xen/arch/arm/include/asm/config.h
index c7b7791201..2aced0bc3b 100644
--- a/xen/arch/arm/include/asm/config.h
+++ b/xen/arch/arm/include/asm/config.h
@@ -191,7 +191,7 @@ extern unsigned long frametable_virt_end;
 #define watchdog_disable() ((void)0)
 #define watchdog_enable()  ((void)0)
 
-#if defined(__ASSEMBLY__) && !defined(__LINKER__)
+#if defined(__ASSEMBLY__) && !defined(LINKER_SCRIPT)
 #include <asm/asm_defns.h>
 #include <asm/macros.h>
 #endif
--
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