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From:   Dave Rodgman <dave.rodgman@arm.com>
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Subject: [PATCH 8/8] zram: default to lzo-rle instead of lzo
Thread-Topic: [PATCH 8/8] zram: default to lzo-rle instead of lzo
Thread-Index: AQHUiLiwou9uOoSQrUaDcnJzHf5fmQ==
Date:   Fri, 30 Nov 2018 14:26:31 +0000
Message-ID: <20181130142600.13782-9-dave.rodgman@arm.com>
References: <20181130142600.13782-1-dave.rodgman@arm.com>
In-Reply-To: <20181130142600.13782-1-dave.rodgman@arm.com>
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lzo-rle gives higher performance and similar compression ratios to lzo.

Testing with 80 browser tabs showed a 27% reduction in total time spent
(de)compressing data during swapping.

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
---
 drivers/block/zram/zram_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 58b025c5c83e..b8dc0976e385 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -41,7 +41,7 @@ static DEFINE_IDR(zram_index_idr);
 static DEFINE_MUTEX(zram_index_mutex);
=20
 static int zram_major;
-static const char *default_compressor =3D "lzo";
+static const char *default_compressor =3D "lzo-rle";
=20
 /* Module params (documentation at end) */
 static unsigned int num_devices =3D 1;
--=20
2.17.1