From: Kiwoong Kim <kwmad.kim@samsung.com>
Date: Thu, 8 Feb 2018 14:37:53 +0000 (+0900)
Subject: [HACK][COMMON] scsi: assume device cache off
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=451871a9ea3d65d360d93ecdaf24eb71dfa9b4f2;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

[HACK][COMMON] scsi: assume device cache off

This last resort is for improving black screen symptom.
We're guessing it's for a series of unknown delayed work executions.

Change-Id: Ie8555e8034b749c9b5544b7e1cb176ab1ab8c87d
Signed-off-by: Kiwoong Kim <kwmad.kim@samsung.com>
---

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 032cc1236d01..718630a7fec0 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3266,7 +3266,7 @@ static void sd_probe_async(void *data, async_cookie_t cookie)
 	sdkp->capacity = 0;
 	sdkp->media_present = 1;
 	sdkp->write_prot = 0;
-	sdkp->cache_override = 0;
+	sdkp->cache_override = 1;
 	sdkp->WCE = 0;
 	sdkp->RCD = 0;
 	sdkp->ATO = 0;