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author | Kyungsik Lee <kyungsik.lee@lge.com> | 2013-07-08 16:01:46 -0700 |
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committer | Simon Shields <keepcalm444@gmail.com> | 2016-06-12 21:20:10 +1000 |
commit | ae59e751939d817c5dea1f07981d4b19c30c3a04 (patch) | |
tree | 33ba16eeef78e5b71faff97aa3d841ec63d5619a /lib/decompress.c | |
parent | 3948a0f192249f3cb564a1b5010b4089cc685bee (diff) | |
download | kernel_samsung_smdk4412-ae59e751939d817c5dea1f07981d4b19c30c3a04.zip kernel_samsung_smdk4412-ae59e751939d817c5dea1f07981d4b19c30c3a04.tar.gz kernel_samsung_smdk4412-ae59e751939d817c5dea1f07981d4b19c30c3a04.tar.bz2 |
lib: add support for LZ4-compressed kernel
Add support for extracting LZ4-compressed kernel images, as well as
LZ4-compressed ramdisk images in the kernel boot process.
Signed-off-by: Kyungsik Lee <kyungsik.lee@lge.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Florian Fainelli <florian@openwrt.org>
Cc: Yann Collet <yann.collet.73@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Conflicts:
scripts/Makefile.lib
Change-Id: I2ad2607d9edf0f41c7e7a621f1da72174b142e2d
Diffstat (limited to 'lib/decompress.c')
-rw-r--r-- | lib/decompress.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/decompress.c b/lib/decompress.c index 3d766b7..fc3f2dd 100644 --- a/lib/decompress.c +++ b/lib/decompress.c @@ -11,6 +11,7 @@ #include <linux/decompress/unxz.h> #include <linux/decompress/inflate.h> #include <linux/decompress/unlzo.h> +#include <linux/decompress/unlz4.h> #include <linux/types.h> #include <linux/string.h> @@ -30,6 +31,9 @@ #ifndef CONFIG_DECOMPRESS_LZO # define unlzo NULL #endif +#ifndef CONFIG_DECOMPRESS_LZ4 +# define unlz4 NULL +#endif static const struct compress_format { unsigned char magic[2]; @@ -42,6 +46,7 @@ static const struct compress_format { { {0x5d, 0x00}, "lzma", unlzma }, { {0xfd, 0x37}, "xz", unxz }, { {0x89, 0x4c}, "lzo", unlzo }, + { {0x02, 0x21}, "lz4", unlz4 }, { {0, 0}, NULL, NULL } }; |