From: Richard Weinberger <richard@nod.at>
To: dedekind1@gmail.com
Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
Richard Weinberger <richard@nod.at>
Subject: [PATCH 1/4] UBI: Ensure that all fastmap work is done upon WL shutdown
Date: Tue, 30 Sep 2014 00:20:45 +0200 [thread overview]
Message-ID: <1412029248-22454-2-git-send-email-richard@nod.at> (raw)
In-Reply-To: <1412029248-22454-1-git-send-email-richard@nod.at>
...otherwise the deferred work might run after datastructures
got freed and corrupt memory.
Signed-off-by: Richard Weinberger <richard@nod.at>
---
drivers/mtd/ubi/wl.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 20f491713..dc01b1f 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -2029,6 +2029,9 @@ static void protection_queue_destroy(struct ubi_device *ubi)
void ubi_wl_close(struct ubi_device *ubi)
{
dbg_wl("close the WL sub-system");
+#ifdef CONFIG_MTD_UBI_FASTMAP
+ flush_work(&ubi->fm_work);
+#endif
cancel_pending(ubi);
protection_queue_destroy(ubi);
tree_destroy(&ubi->used);
--
2.1.0
next prev parent reply other threads:[~2014-09-29 22:21 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-29 22:20 UBI: Fastmap fixes - round one Richard Weinberger
2014-09-29 22:20 ` Richard Weinberger [this message]
2014-09-30 6:26 ` [PATCH 1/4] UBI: Ensure that all fastmap work is done upon WL shutdown Artem Bityutskiy
2014-09-30 6:58 ` Richard Weinberger
2014-09-30 7:53 ` Bityutskiy, Artem
2014-09-30 8:07 ` Richard Weinberger
2014-10-03 12:52 ` Artem Bityutskiy
2014-10-02 13:05 ` Tanya Brokhman
2014-10-02 13:18 ` Richard Weinberger
2014-09-29 22:20 ` [PATCH 2/4] UBI: Fastmap: Calc fastmap size correctly Richard Weinberger
2014-10-02 13:14 ` Tanya Brokhman
2014-10-02 13:18 ` Richard Weinberger
2014-10-02 14:04 ` Tanya Brokhman
2014-10-03 14:38 ` Artem Bityutskiy
2014-09-29 22:20 ` [PATCH 3/4] UBI: Fastmap: Care about the protection queue Richard Weinberger
2014-10-02 13:28 ` Tanya Brokhman
2014-10-02 13:32 ` Richard Weinberger
2014-10-02 14:14 ` Tanya Brokhman
2014-10-03 14:31 ` Artem Bityutskiy
2014-10-03 19:06 ` Richard Weinberger
2014-10-13 13:17 ` Artem Bityutskiy
2014-10-13 14:30 ` Richard Weinberger
2014-10-13 15:23 ` Artem Bityutskiy
2014-10-13 15:28 ` Bityutskiy, Artem
2014-10-13 21:04 ` Richard Weinberger
2014-10-14 10:23 ` Artem Bityutskiy
2014-10-14 12:21 ` Tanya Brokhman
2014-10-14 13:02 ` Artem Bityutskiy
2014-10-14 13:35 ` Tanya Brokhman
2014-10-16 10:06 ` Richard Weinberger
2014-10-16 10:15 ` Artem Bityutskiy
2014-10-16 11:07 ` Richard Weinberger
2014-10-20 14:46 ` Artem Bityutskiy
2014-10-20 15:17 ` Richard Weinberger
2014-10-20 15:40 ` Artem Bityutskiy
2014-10-20 15:59 ` Richard Weinberger
2014-10-20 16:09 ` Artem Bityutskiy
2014-10-20 16:17 ` Richard Weinberger
2014-10-20 20:46 ` Richard Weinberger
2014-09-29 22:20 ` [PATCH 4/4] UBI: Fastmap: Ensure that only one fastmap work is scheduled Richard Weinberger
2014-09-30 6:45 ` Bityutskiy, Artem
2014-09-30 6:59 ` Richard Weinberger
2014-09-30 7:39 ` Bityutskiy, Artem
2014-09-30 7:44 ` Richard Weinberger
2014-10-02 14:22 ` Tanya Brokhman
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