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: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2009-01-05 13:48:31 -08:00
parent 2e9f3bddcb
commit c8531ab343
3 changed files with 29 additions and 11 deletions

View File

@ -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

View File

@ -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
#

View File

@ -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