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-rw-r--r--arch/s390/boot/compressed/Makefile6
-rw-r--r--arch/s390/boot/compressed/misc.c5
2 files changed, 10 insertions, 1 deletions
diff --git a/arch/s390/boot/compressed/Makefile b/arch/s390/boot/compressed/Makefile
index 1c999f7..10e22c4 100644
--- a/arch/s390/boot/compressed/Makefile
+++ b/arch/s390/boot/compressed/Makefile
@@ -7,7 +7,8 @@
BITS := $(if $(CONFIG_64BIT),64,31)
targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \
- vmlinux.bin.lzma vmlinux.bin.lzo misc.o piggy.o sizes.h head$(BITS).o
+ vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo misc.o piggy.o \
+ sizes.h head$(BITS).o
KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2
KBUILD_CFLAGS += $(cflags-y)
@@ -48,6 +49,7 @@ suffix-$(CONFIG_KERNEL_GZIP) := gz
suffix-$(CONFIG_KERNEL_BZIP2) := bz2
suffix-$(CONFIG_KERNEL_LZMA) := lzma
suffix-$(CONFIG_KERNEL_LZO) := lzo
+suffix-$(CONFIG_KERNEL_XZ) := xz
$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y)
$(call if_changed,gzip)
@@ -57,6 +59,8 @@ $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y)
$(call if_changed,lzma)
$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y)
$(call if_changed,lzo)
+$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y)
+ $(call if_changed,xzkern)
LDFLAGS_piggy.o := -r --format binary --oformat $(LD_BFD) -T
$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y)
diff --git a/arch/s390/boot/compressed/misc.c b/arch/s390/boot/compressed/misc.c
index 2751b3a..028f23e 100644
--- a/arch/s390/boot/compressed/misc.c
+++ b/arch/s390/boot/compressed/misc.c
@@ -19,6 +19,7 @@
#undef memset
#undef memcpy
#undef memmove
+#define memmove memmove
#define memzero(s, n) memset((s), 0, (n))
/* Symbols defined by linker scripts */
@@ -54,6 +55,10 @@ static unsigned long free_mem_end_ptr;
#include "../../../../lib/decompress_unlzo.c"
#endif
+#ifdef CONFIG_KERNEL_XZ
+#include "../../../../lib/decompress_unxz.c"
+#endif
+
extern _sclp_print_early(const char *);
int puts(const char *s)
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