aboutsummaryrefslogtreecommitdiffstats
path: root/scripts
diff options
context:
space:
mode:
authorKyungsik Lee <kyungsik.lee@lge.com>2013-07-08 16:01:46 -0700
committerSimon Shields <keepcalm444@gmail.com>2016-06-12 21:20:10 +1000
commitae59e751939d817c5dea1f07981d4b19c30c3a04 (patch)
tree33ba16eeef78e5b71faff97aa3d841ec63d5619a /scripts
parent3948a0f192249f3cb564a1b5010b4089cc685bee (diff)
downloadkernel_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 '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.