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Commit c8531ab3 authored by H. Peter Anvin's avatar H. Peter Anvin
Browse files

bzip2/lzma: proper Kconfig dependencies for the ramdisk options 



Impact: Partial resolution of build failure

Make all the compression algorithms properly configurable, and make
sure the ramdisk options pull in the proper compression algorithms, as
they should.

Signed-off-by: default avatarH. Peter Anvin <hpa@zytor.com>
parent 2e9f3bdd

drivers/block/Kconfig

+11 −9
Original line number Diff line number Diff line
@@ -358,10 +358,20 @@ config BLK_DEV_XIP 
	  will prevent RAM block device backing store memory from being

	  allocated from highmem (only a problem for highmem systems).



config RD_GZIP

	bool "Initial ramdisk compressed using gzip"

	default y

	depends on BLK_DEV_INITRD=y

	select DECOMPRESS_GZIP

	help

	  Support loading of a gzip encoded initial ramdisk or cpio buffer.

	  If unsure, say Y.



config RD_BZIP2

	bool "Initial ramdisk compressed using bzip2"

	default n

	depends on BLK_DEV_INITRD=y

	select DECOMPRESS_BZIP2

	help

	  Support loading of a bzip2 encoded initial ramdisk or cpio buffer

	  If unsure, say N.
@@ -370,19 +380,11 @@ config RD_LZMA 
	bool "Initial ramdisk compressed using lzma"

	default n

	depends on BLK_DEV_INITRD=y

	select DECOMPRESS_LZMA

	help

	  Support loading of a lzma encoded initial ramdisk or cpio buffer

	  If unsure, say N.



config RD_GZIP

	bool "Initial ramdisk compressed using gzip"

	default y

	depends on BLK_DEV_INITRD=y

	select ZLIB_INFLATE

	help

	  Support loading of a gzip encoded initial ramdisk or cpio buffer.

	  If unsure, say Y.



config CDROM_PKTCDVD

	tristate "Packet writing on CD/DVD media"

	depends on !UML

lib/Kconfig

+13 −0
Original line number Diff line number Diff line
@@ -97,6 +97,19 @@ config LZO_COMPRESS 
config LZO_DECOMPRESS

	tristate



#

# These all provide a common interface (hence the apparent duplication with

# ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)

#

config DECOMPRESS_GZIP

	tristate



config DECOMPRESS_BZIP2

	tristate



config DECOMPRESS_LZMA

	tristate



#

# Generic allocator support is selected if needed

#

lib/Makefile

+5 −2
Original line number Diff line number Diff line
@@ -11,8 +11,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \ 
	 rbtree.o radix-tree.o dump_stack.o \

	 idr.o int_sqrt.o extable.o prio_tree.o \

	 sha1.o irq_regs.o reciprocal_div.o argv_split.o \

	 proportions.o prio_heap.o ratelimit.o show_mem.o is_single_threaded.o \

	 decompress_inflate.o decompress_bunzip2.o decompress_unlzma.o

	 proportions.o prio_heap.o ratelimit.o show_mem.o is_single_threaded.o



lib-$(CONFIG_MMU) += ioremap.o

lib-$(CONFIG_SMP) += cpumask.o
@@ -66,6 +65,10 @@ obj-$(CONFIG_REED_SOLOMON) += reed_solomon/ 
obj-$(CONFIG_LZO_COMPRESS) += lzo/

obj-$(CONFIG_LZO_DECOMPRESS) += lzo/



obj-$(CONFIG_DECOMPRESS_GZIP) += decompress_inflate.o

obj-$(CONFIG_DECOMPRESS_BZIP2) += decompress_bunzip2.o

obj-$(CONFIG_DECOMPRESS_LZMA) += decompress_unlzma.o



obj-$(CONFIG_TEXTSEARCH) += textsearch.o

obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o

obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o