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initramfs: add support for in-kernel initramfs compressed with LZO
Add the necessary parts to be enable the use of LZO-compressed initramfs build into the kernel. Signed-off-by: Albin Tonnerre <[email protected]> Cc: "H. Peter Anvin" <[email protected]> Cc: Michal Marek <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
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3 changed files with 34 additions and 1 deletions
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@ -15,6 +15,9 @@ suffix_$(CONFIG_INITRAMFS_COMPRESSION_BZIP2) = .bz2
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# Lzma
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suffix_$(CONFIG_INITRAMFS_COMPRESSION_LZMA) = .lzma
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# Lzo
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suffix_$(CONFIG_INITRAMFS_COMPRESSION_LZO) = .lzo
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# Generate builtin.o based on initramfs_data.o
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obj-$(CONFIG_BLK_DEV_INITRD) := initramfs_data$(suffix_y).o
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@ -45,7 +48,7 @@ endif
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quiet_cmd_initfs = GEN $@
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cmd_initfs = $(initramfs) -o $@ $(ramfs-args) $(ramfs-input)
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targets := initramfs_data.cpio.gz initramfs_data.cpio.bz2 initramfs_data.cpio.lzma initramfs_data.cpio
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targets := initramfs_data.cpio.gz initramfs_data.cpio.bz2 initramfs_data.cpio.lzma initramfs_data.cpio.lzo initramfs_data.cpio
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# do not try to update files included in initramfs
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$(deps_initramfs): ;
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