Commit graph

13 commits

Author SHA1 Message Date
Secondarian
9c6c01a0bd zram: Set default compressor to zstd 2024-11-30 02:02:54 +01:00
LibXZR
fa04aad614 block: zram_drv: Allow creation of only one ZRAM device
* Gotta store the pointer of the only ZRAM device for compaction
* Also, more than one ZRAM device is useless

Signed-off-by: Adithya R <gh0strider.2k18.reborn@gmail.com>
2024-11-19 18:06:30 +01:00
Ksawlii
89efaaeccf ARM64: configs: disable ZRAM_LRU_WRITEBACK 2024-11-19 17:51:54 +01:00
Ruchit
c94f14266e zram: Protect handle_decomp_fail behind a check
the previous definitions as well as the creation of this is locked behind CONFIG_ZRAM_LRU_WRITEBACK as well

Change-Id: I869b5595f69cc481e93ca6862b460594762d9b25
Signed-off-by: Ruchit <risenid@duck.com>
2024-11-19 17:50:10 +01:00
Nahuel Gómez
2cb2ac56fc drivers: zram: also guard lzo_marker
../drivers/block/zram/zram_drv.c:62:22: error: unused variable 'lzo_marker' [-Werror,-Wunused-variable]
   62 | static unsigned char lzo_marker[4] = {0x11, 0x00, 0x00};
      |                      ^~~~~~~~~~
1 error generated.

Signed-off-by: Nahuel Gómez <nahuelgomez329@gmail.com>
2024-11-19 17:49:47 +01:00
Mark-PK Tsai
8ddfc9be05 zram: use copy_page for full page copy
Some architectures, such as arm, have implemented optimized copy_page for
full page copying.

Replace the full page memcpy with copy_page to take advantage of the
optimization.

Link: https://lkml.kernel.org/r/20231007070554.8657-1-mark-pk.tsai@mediatek.com
Signed-off-by: Mark-PK Tsai <mark-pk.tsai@mediatek.com>
Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: YJ Chiang <yj.chiang@mediatek.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-11-17 17:41:38 +01:00
Nahuel Gómez
185d81abe4 drivers: zram: set default comp, algorithm to lzo-rle
Now that we have dropped Samsung's mm hacks, lzo-rle performs much better. Weird, right?

Signed-off-by: Nahuel Gómez <nahuelgomez329@gmail.com>
2024-11-17 17:36:58 +01:00
Joel Gómez
689e517a93 zram_drv: Allow overriding disk size from kernel, but in bytes
* Based on 0418f87051

Same concept, uses bytes instead of GBs.

Signed-off-by: Joel Gómez <nahuelgomez329@gmail.com>
2024-11-17 17:36:52 +01:00
Gabriel
fedefb31d3 zram: Switch back to lz4 2024-10-04 20:09:30 -03:00
Gabriel2392
23eb121cf8 zram: Use lz4fast as default 2024-10-04 20:09:29 -03:00
Gabriel2392
0e1e7afdf9 crypto/zram: Add lz4fast algorithm
> Up to 3 times faster than default lz4
> Uses LZ4_compress_fast level 32
2024-10-04 20:09:29 -03:00
Gabriel2392
34dfdeb497 block: set zram default compressor to lz4 2024-06-15 16:28:49 -03:00
Gabriel2392
7ed7ee9edf Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00