A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-24 13:44:26 -04:00
Code Issues Projects Releases Packages Wiki Activity

f2fs: compress: support lzo-rle compress algorithm

Browse source 
LZO-RLE extension (run length encoding) was introduced to improve
performance of LZO algorithm in scenario of data contains many zeros,
zram has changed to use this extended algorithm by default, this
patch adds to support this algorithm extension, to enable this
extension, it needs to enable F2FS_FS_LZO and F2FS_FS_LZORLE config,
and specifies "compress_algorithm=lzo-rle" mountoption.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2020-04-08 19:56:32 +08:00 • committed by Jaegeuk Kim
commit 504e74941c
5 changed files with 49 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

3
include/trace/events/f2fs.h
View file

@ -154,7 +154,8 @@ TRACE_DEFINE_ENUM(CP_PAUSE);
__print_symbolic(type, \
{ COMPRESS_LZO, "LZO" }, \
{ COMPRESS_LZ4, "LZ4" }, \
{ COMPRESS_ZSTD, "ZSTD" })
{ COMPRESS_ZSTD, "ZSTD" }, \
{ COMPRESS_LZORLE, "LZO-RLE" })
struct f2fs_sb_info;
struct f2fs_io_info;