From: Shiyong Li <a22381@motorola.com>
Date: Sat, 9 Dec 2017 01:35:11 +0000 (-0800)
Subject: fs/exfat: support readonly uevent
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9c4c1397a24d40cc8a7aa3bcd1b25d520de05959;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

fs/exfat: support readonly uevent

Change-Id: Iba732aa27cce07133bdbc085bee10182f5796298
Signed-off-by: Lianwei Wang <a22439@motorola.com>
Signed-off-by: Shiyong Li <a22381@motorola.com>
Reviewed-on: https://gerrit.mot.com/1102181
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Igor Kovalenko <igork@motorola.com>
Submit-Approved: Jira Key
Reviewed-on: https://gerrit.mot.com/1276882
Reviewed-by: Hua Tan <tanhua1@motorola.com>
---

diff --git a/fs/exfat/exfat_core.c b/fs/exfat/exfat_core.c
index 6254d03e430d..71c75e1c9367 100644
--- a/fs/exfat/exfat_core.c
+++ b/fs/exfat/exfat_core.c
@@ -1759,6 +1759,7 @@ void fs_error(struct super_block *sb)
 		panic("[EXFAT] Filesystem panic from previous error\n");
 	else if ((opts->errors == EXFAT_ERRORS_RO) && !(sb->s_flags & MS_RDONLY)) {
 		sb->s_flags |= MS_RDONLY;
+		kobject_uevent(&disk_to_dev(sb->s_bdev->bd_disk)->kobj, KOBJ_CHANGE);
 		printk(KERN_ERR "[EXFAT] Filesystem has been set read-only\n");
 	}
 }