linux-kernel - [PATCH 07/16] UBI: Fastmap: Address jet another TOOD

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 27 Jun 2012 17:57:47 +0200
From:	Richard Weinberger <richard@....at>
To:	linux-mtd@...ts.infradead.org
Cc:	linux-kernel@...r.kernel.org, adrian.hunter@...el.com,
	Heinz.Egger@...utronix.de, thomas.wucher@...utronix.de,
	shmulik.ladkani@...il.com, tglx@...utronix.de,
	tim.bird@...sony.com, Marius.Mazarel@...l.ro,
	artem.bityutskiy@...ux.intel.com, nyoushchenko@...sta.com,
	Richard Weinberger <richard@....at>
Subject: [PATCH 07/16] UBI: Fastmap: Address jet another TOOD

Writing the fastmap upon attach time if ai->is_empty=1
does not make sense. At this stage the erase worker is busy
with erasing all PEBs and fastmap won't get a free anchor PEB.
While detaching we write anyway a fastmap.

Signed-off-by: Richard Weinberger <richard@....at>
---
 drivers/mtd/ubi/attach.c |    8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)

diff --git a/drivers/mtd/ubi/attach.c b/drivers/mtd/ubi/attach.c
index 021c7d3..068f11a 100644
--- a/drivers/mtd/ubi/attach.c
+++ b/drivers/mtd/ubi/attach.c
@@ -1301,14 +1301,6 @@ int ubi_attach(struct ubi_device *ubi, int force_scan)
 	}
 
 	destroy_ai(ubi, ai);
-
-	/* TODO: UBI auto formats the flash if it is empty (see ubi->is_empty).
-	 * It is currently done so that every sub-system writes initializes its
-	 * own stuff. Well, now it is only the vtbl sub-system - it creates
-	 * empty volume table. And this is why we have "early" function for
-	 * getting free PEBs. Fastmap should do the same - so I guess it is
-	 * good to do it somewhere here. Also, we need to re-create the fastmap
-	 * on-flash data-structures if they were corrupted. */
 	return 0;
 
 out_wl:
-- 
1.7.6.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/