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authorRui Salvaterra <rsalvaterra@gmail.com>2020-06-30 17:23:12 +0100
committerAdrian Schmutzler <freifunk@adrianschmutzler.de>2020-06-30 19:03:15 +0200
commit835c932ccb6bb43ea94fb28a76fca2019a2f917c (patch)
tree49fa9d333c26ed354a27095c460f63dc0423d0ea
parent69ca308673337b2759d5b188c8d5a4bc73405cb5 (diff)
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zram-swap: init: replace backticks with $()
This replaces deprecated backticks by more versatile $(...) syntax. Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com> [add commit description] Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
-rwxr-xr-xpackage/system/zram-swap/files/zram.init8
1 files changed, 4 insertions, 4 deletions
diff --git a/package/system/zram-swap/files/zram.init b/package/system/zram-swap/files/zram.init
index 49140ad406..c855bbc087 100755
--- a/package/system/zram-swap/files/zram.init
+++ b/package/system/zram-swap/files/zram.init
@@ -73,7 +73,7 @@ zram_getdev()
local zdev=$( zram_dev )
if [ "$(mount | grep $zdev)" ]; then
- local idx=`cat /sys/class/zram-control/hot_add`
+ local idx=$(cat /sys/class/zram-control/hot_add)
zdev="$( zram_dev $idx )"
fi
@@ -89,7 +89,7 @@ zram_comp_algo()
return 0
fi
- if [ `grep -c "$zram_comp_algo" /sys/block/$( basename $dev )/comp_algorithm` -ne 0 ]; then
+ if [ $(grep -c "$zram_comp_algo" /sys/block/$( basename $dev )/comp_algorithm) -ne 0 ]; then
logger -s -t zram_comp_algo -p daemon.debug "Set compression algorithm '$zram_comp_algo' for zram '$dev'"
echo $zram_comp_algo > "/sys/block/$( basename $dev )/comp_algorithm"
else
@@ -147,8 +147,8 @@ zram_compact()
# compact zram device (reduce memory allocation overhead)
local zdev="/sys/block/$( basename "$1" )"
- local old_mem_used=`awk '{print $3}' <$zdev/mm_stat`
- local old_overhead=`awk '{print $3-$2}' <$zdev/mm_stat`
+ local old_mem_used=$(awk '{print $3}' <$zdev/mm_stat)
+ local old_overhead=$(awk '{print $3-$2}' <$zdev/mm_stat)
echo 1 > $zdev/compact