[Galaxy Grand Duos i9082 Android Development] TripRex:
Disclaimer:I am not responsible for whatever happens to your phone and if you are willing to try it,then go ahead

What is Project Engine Kernel?: Project Engine Kernel is a kernel that is optimised for performance and battery.It unlocks the full potential of the phone and keeps the phone as safe as possible from any unnecessary bricking and reboots.Compiling this kernel is to let users feel comfortable with the battery life and performance

Of course, your feedback, as always, are welcome and appreciated

The main features are the following:

- Linux Kernel 3.0.101 Sneaky Weasel

- Compiled with latest Linaro GCC 4.7 ARM Cortex A-9 Optimised with NeonVFP3 Technology Toolchain

- Hybrid Updates and Backports from Latest Linux Kernel

- Selinux Optimisations

- CPU boost driver

- Reduce logger to free more RAM size

- Low-memory killer ported from 3.4 Kernel(Credits to k2wl)

- Timer slack controller added with custom tuning available for users

- ARM Topology Optimisations

- Fast frandom Generator(Linked to dev/random)

- Dynamic FileSync Control by faux123

- Dirty-page writeback by Christopher83

- Cross Memory Attach

- CK3 Tweaks by Con Kolivas

- Increase default entropy settings

- Frequency steps to 1.5Ghz

- Ultra Kernel Samepage Merging

- SLQB Memory Allocator

- ARM bug fixes

- Proportional TCP Rate Reduction(Click here for more details)

CPU governors:

- Adaptive

- Conservative

- Interactive

- InteractiveX

- LionHeart

- OnDemand (default)

- Performance

- Powersave

- SmartAssV2

- SmartAssH3

I/O schedulers:

- BFQ

- CFQ

- Deadline

- Noop

- SIO (default)

- V(R)

Kernel Downloads for KitKat:

The Project Engine Website is coded and designed by Triprex and Ashish Bansal a.k.a mr.phantom

Click on the Baffin Folder and download the zip file:Click Here to Download

How to install the kernel:

1) Download the preferred kernel zip file to sdcard or external sdcard

2) Reboot to recovery mode

3) Flash the kernel zip file

4) Wipe cache and dalvik cache if you're coming from another kernel

5) Reboot the system

Kernel sources (on GitHub):

Development branch of Project Engine Kernel

Changelog:

These are all taken from git log because i have 100+ commits

d56fbf2 (HEAD, origin/cm11, cm11) Revert "thp: mremap support and TLB optimization"
* 8aa65eb sysctl: add support for poll()
* b0fc53c mm: restrict access to slab files under procfs and sysfs
* b5461b3 (master) thp: mremap support and TLB optimization
* 549fa86 lib/string: use glibc version
* f2a49e8 lib/memcopy: use glibc version
* 5d813c8 Proportional Rate Reduction for TCP.
* c9a43a9 lib: Improve the performance of string.c
* 29e62cc make register_disk() static
* 5988d2f power: Front buffer early suspend draw delay sysfs control
* 005d0ef Clean up codes
* e6905db ARM: Add optimised swahb32() byteswap helper for v6 and above
* 968129c Cleaning up residue files
* 547a1bf Added building scripts and update toolchain path
* faa65f4 Revert "fix linaro memset"
* d298a3d fix linaro memset
* 7ae0867 Revert "Update to 3.1.1"
* 82c7fe9 Revert "Update to 3.1.2"
* efbb39e Revert "Add some mfd drivers"
* 77c96b5 Modified VC version
* 4bee175 block: introduce the BFQ-v5r1 I/O sched for 3.0
* 437673c block: introduce the BFQ-v5r1 I/O sched for 3.0
* 439a713 Update defconfig to support exfat
* 1b5218c add exfat support
* 9b5c013 timer: optimize apply_slack()
* 9c9cf7c Revert "kernel: Prevent unnecessary rfkill event generation."
* 84a2dd8 Squashed update of BFQ-v6r1 to BFQ-v6r2
* 85c2b2a block: Squashed update of BFQ-v6 to BFQ-v6r1
c9402e4 Rebase back to BFQVR
* 4926547 Revert "Squashed update of BFQ-v6r1 to BFQ-v6r2"
* bc933b4 Squashed update BFQ
* 264d2ce ARM: disable preemption in machine_shutdown
* f863375 block: introduce the BFQ-v5r1 I/O sched for 3.0
* b595d07 block: cgroups, kconfig, build bits for BFQ-v5r1-3.0
* 65bd617 block: prepare I/O context code for BFQ-v5r1 for 3.0
* 21043f4 Revert "lib/string: use glibc version"
* b3a172d Revert "lockdep: remove task argument from debug_check_no_locks_held"
* 6d37bb9 Revert "lib/memcopy: use glibc version"
* 8486b2b lockdep: remove task argument from debug_check_no_locks_held
* ff0ef66 fixed autosleep and enabled it
* 84b58cb kernel/power/powersuspend: new PM kernel driver for Android w/o earlysuspend (faux123). Backported to 3.0.10
* 50d2250 Enable UNALIGNED_ACCESS for the new LZO algorithm to use. LZO decrompression is used on QCACHE so we benefit
* c79c949 kernel: Prevent unnecessary rfkill event generation.
* 51c7801 ext4: fixup 64-bit divides in 3.0-stable backport of upstream fix
* c0434dd ext4: use atomic64_t for the per-flexbg free_clusters count
* f7951a1 ext4: fixup 64-bit divides in 3.0-stable backport of upstream fix
* cc1ab54 kernel: Disabled Gentle Fair Sleepers for better performance
* 5c309ab lib/string: use glibc version
* c212f2c lib/memcopy: use glibc version
* e657a26 rwsem: check counter to avoid cmpxchg calls
* fc293ca rwsem: no need for explicit signed longs
* b4868a6 Revert "cpufreq: interactive: handle errors from cpufreq_frequency_table_target"
* 356ca4c cpufreq: interactive: handle errors from cpufreq_frequency_table_target
* b324d73 Update toolchain path for ARM-EABI-Linaro 4.7 toolchain
* 0ab6ac1 ARM: 7670/1: fix the memset fix
* eeb403a ARM: 7668/1: fix memset-related crashes caused by recent GCC (4.7.2) optimizations
* For more info,check out my github for commits

[U]Version 1.1[/U]
* Remove O3 Optimisations
* For more info,check out my github for commits

Credits and Thanks to:

k2wl,pawitp,xenon92,akiratoriyama,CoolDevelopment,thewadegeek,Christopher83,mr.phantom,Galaxy Grand Hangout Group,faux123,boype,Linux Devs,Samsung,Kernel.org,Linaro GCC,Cyanogenmod,Linux Kernel Newbies,educk,AriesDevConnection Team

XDA:DevDB Information

[DEV] [AOSP] [4.4+] Project Engine Kernel [CORTEX-A9], Kernel for the Samsung Galaxy Grand Duos i9082

Contributors

TripRex, mr.phantom

Kernel Special Features:

Version Information

Status: Stable

Created 2014-04-27

Last Updated 2014-05-11