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authorLinus Torvalds <torvalds@linux-foundation.org>2013-07-09 13:33:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-09 13:33:36 -0700
commita82a729f04232ccd0b59406574ba4cf20027a49d (patch)
treeda5912344b00ed60a1a653fc2442db7425db289d /lib/decompress.c
parent899dd388853071f5c8848545209d4e2c5d95b1d9 (diff)
parent27daabd9b6a157c34a6e7a7f509fa26866e6420f (diff)
Merge branch 'akpm' (updates from Andrew Morton)
Merge second patch-bomb from Andrew Morton: - misc fixes - audit stuff - fanotify/inotify/dnotify things - most of the rest of MM. The new cache shrinker code from Glauber and Dave Chinner probably isn't quite stabilized yet. - ptrace - ipc - partitions - reboot cleanups - add LZ4 decompressor, use it for kernel compression * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (118 commits) lib/scatterlist: error handling in __sg_alloc_table() scsi_debug: fix do_device_access() with wrap around range crypto: talitos: use sg_pcopy_to_buffer() lib/scatterlist: introduce sg_pcopy_from_buffer() and sg_pcopy_to_buffer() lib/scatterlist: factor out sg_miter_get_next_page() from sg_miter_next() crypto: add lz4 Cryptographic API lib: add lz4 compressor module arm: add support for LZ4-compressed kernel lib: add support for LZ4-compressed kernel decompressor: add LZ4 decompressor module lib: add weak clz/ctz functions reboot: move arch/x86 reboot= handling to generic kernel reboot: arm: change reboot_mode to use enum reboot_mode reboot: arm: prepare reboot_mode for moving to generic kernel code reboot: arm: remove unused restart_mode fields from some arm subarchs reboot: unicore32: prepare reboot_mode for moving to generic kernel code reboot: x86: prepare reboot_mode for moving to generic kernel code reboot: checkpatch.pl the new kernel/reboot.c file reboot: move shutdown/reboot related functions to kernel/reboot.c reboot: remove -stable friendly PF_THREAD_BOUND define ...
Diffstat (limited to 'lib/decompress.c')
-rw-r--r--lib/decompress.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/decompress.c b/lib/decompress.c
index f8fdedaf7b3..4d1cd0397aa 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>
@@ -31,6 +32,9 @@
#ifndef CONFIG_DECOMPRESS_LZO
# define unlzo NULL
#endif
+#ifndef CONFIG_DECOMPRESS_LZ4
+# define unlz4 NULL
+#endif
struct compress_format {
unsigned char magic[2];
@@ -45,6 +49,7 @@ static const struct compress_format compressed_formats[] __initconst = {
{ {0x5d, 0x00}, "lzma", unlzma },
{ {0xfd, 0x37}, "xz", unxz },
{ {0x89, 0x4c}, "lzo", unlzo },
+ { {0x02, 0x21}, "lz4", unlz4 },
{ {0, 0}, NULL, NULL }
};