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From:   Adam Borowski <kilobyte@angband.pl>
To:     linux-kernel@vger.kernel.org, Nick Terrell <terrelln@fb.com>,
        Russell King <linux@armlinux.org.uk>,
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Cc:     Adam Borowski <kilobyte@angband.pl>
Date:   Fri,  9 Nov 2018 20:02:54 +0100
Message-Id: <20181109190304.8573-7-kilobyte@angband.pl>
In-Reply-To: <20181109190304.8573-1-kilobyte@angband.pl>
References: <20181109185953.xwyelyqnygbskkxk@angband.pl>
 <20181109190304.8573-1-kilobyte@angband.pl>
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Subject: [PATCH 07/17] s390: Remove support for BZIP2 and LZMA compressed kernel
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Made redundant by newer choices.

Signed-off-by: Adam Borowski <kilobyte@angband.pl>
---
 arch/s390/Kconfig                        | 2 --
 arch/s390/boot/compressed/Makefile       | 8 +-------
 arch/s390/boot/compressed/decompressor.c | 8 --------
 3 files changed, 1 insertion(+), 17 deletions(-)

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 5173366af8f3..96adb6127246 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -150,10 +150,8 @@ config S390
 	select HAVE_FUNCTION_TRACER
 	select HAVE_FUTEX_CMPXCHG if FUTEX
 	select HAVE_GCC_PLUGINS
-	select HAVE_KERNEL_BZIP2
 	select HAVE_KERNEL_GZIP
 	select HAVE_KERNEL_LZ4
-	select HAVE_KERNEL_LZMA
 	select HAVE_KERNEL_LZO
 	select HAVE_KERNEL_UNCOMPRESSED
 	select HAVE_KERNEL_XZ
diff --git a/arch/s390/boot/compressed/Makefile b/arch/s390/boot/compressed/Makefile
index 593039620487..ddd9d44fb7a8 100644
--- a/arch/s390/boot/compressed/Makefile
+++ b/arch/s390/boot/compressed/Makefile
@@ -11,7 +11,7 @@ UBSAN_SANITIZE := n
 KASAN_SANITIZE := n
 
 obj-y	:= $(if $(CONFIG_KERNEL_UNCOMPRESSED),,decompressor.o) piggy.o info.o
-targets	:= vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2
+targets	:= vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz
 targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4
 targets += info.bin $(obj-y)
 
@@ -40,20 +40,14 @@ $(obj)/vmlinux.bin: vmlinux FORCE
 vmlinux.bin.all-y := $(obj)/vmlinux.bin
 
 suffix-$(CONFIG_KERNEL_GZIP)  := .gz
-suffix-$(CONFIG_KERNEL_BZIP2) := .bz2
 suffix-$(CONFIG_KERNEL_LZ4)  := .lz4
-suffix-$(CONFIG_KERNEL_LZMA)  := .lzma
 suffix-$(CONFIG_KERNEL_LZO)  := .lzo
 suffix-$(CONFIG_KERNEL_XZ)  := .xz
 
 $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y)
 	$(call if_changed,gzip)
-$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y)
-	$(call if_changed,bzip2)
 $(obj)/vmlinux.bin.lz4: $(vmlinux.bin.all-y)
 	$(call if_changed,lz4)
-$(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)
diff --git a/arch/s390/boot/compressed/decompressor.c b/arch/s390/boot/compressed/decompressor.c
index 45046630c56a..3995a6fe60f5 100644
--- a/arch/s390/boot/compressed/decompressor.c
+++ b/arch/s390/boot/compressed/decompressor.c
@@ -42,18 +42,10 @@ static unsigned long free_mem_end_ptr = (unsigned long) _end + HEAP_SIZE;
 #include "../../../../lib/decompress_inflate.c"
 #endif
 
-#ifdef CONFIG_KERNEL_BZIP2
-#include "../../../../lib/decompress_bunzip2.c"
-#endif
-
 #ifdef CONFIG_KERNEL_LZ4
 #include "../../../../lib/decompress_unlz4.c"
 #endif
 
-#ifdef CONFIG_KERNEL_LZMA
-#include "../../../../lib/decompress_unlzma.c"
-#endif
-
 #ifdef CONFIG_KERNEL_LZO
 #include "../../../../lib/decompress_unlzo.c"
 #endif
-- 
2.19.1