fstab: Specify discard option when mounting /cache.
Bug: 28347095
Change-Id: Ia13145281d2dd213b9c4d92f82763f659a0c4745
diff --git a/fstab.flounder b/fstab.flounder
index 54f948f..b6141ba 100644
--- a/fstab.flounder
+++ b/fstab.flounder
@@ -5,7 +5,7 @@
/dev/block/platform/sdhci-tegra.3/by-name/APP /system ext4 ro wait,verify=/dev/block/platform/sdhci-tegra.3/by-name/MD1
/dev/block/platform/sdhci-tegra.3/by-name/VNR /vendor ext4 ro wait,verify=/dev/block/platform/sdhci-tegra.3/by-name/MD1
-/dev/block/platform/sdhci-tegra.3/by-name/CAC /cache ext4 noatime,nosuid,nodev,nomblk_io_submit,errors=panic wait,check
+/dev/block/platform/sdhci-tegra.3/by-name/CAC /cache ext4 noatime,nosuid,nodev,nomblk_io_submit,discard,errors=panic wait,check
/dev/block/platform/sdhci-tegra.3/by-name/UDA /data f2fs noatime,nosuid,nodev,errors=recover wait,check,forceencrypt=/dev/block/platform/sdhci-tegra.3/by-name/MD1
/dev/block/platform/sdhci-tegra.3/by-name/UDA /data ext4 noatime,nosuid,nodev,nomblk_io_submit,errors=panic wait,check,forceencrypt=/dev/block/platform/sdhci-tegra.3/by-name/MD1
/dev/block/platform/sdhci-tegra.3/by-name/LNX /boot emmc defaults defaults