aboutsummaryrefslogtreecommitdiffstats
path: root/scripts
diff options
context:
space:
mode:
authorKyungsik Lee <kyungsik.lee@lge.com>2013-07-08 16:01:46 -0700
committerAndreas Blaesius <skate4life@gmx.de>2016-06-05 21:21:50 +0200
commitb1f617e07f7816bc4f0097e0b24cc4afc4598ac6 (patch)
tree48661d2f2742dec25d8af49fbb6605d5c0d0348b /scripts
parentf4341ae0e80d51505ac1aa7205276e5aac14560b (diff)
downloadkernel_samsung_espresso10-b1f617e07f7816bc4f0097e0b24cc4afc4598ac6.zip
kernel_samsung_espresso10-b1f617e07f7816bc4f0097e0b24cc4afc4598ac6.tar.gz
kernel_samsung_espresso10-b1f617e07f7816bc4f0097e0b24cc4afc4598ac6.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 'scripts')
-rw-r--r--scripts/Makefile.lib5
1 files changed, 5 insertions, 0 deletions
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 93b2b59..7eb36fd 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -262,6 +262,11 @@ cmd_lzo = (cat $(filter-out FORCE,$^) | \
lzop -9 && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
(rm -f $@ ; false)
+quiet_cmd_lz4 = LZ4 $@
+cmd_lz4 = (cat $(filter-out FORCE,$^) | \
+ lz4c -l -c1 stdin stdout && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
+ (rm -f $@ ; false)
+
# XZ
# ---------------------------------------------------------------------------
# Use xzkern to compress the kernel image and xzmisc to compress other things.