From: Joakim Tjernlund <Joakim.Tjernlund@infinera.com>
To: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>
Subject: Re: [PATCH 0/3] mtd: fix AMD/Intel flash bugs
Date: Sun, 11 Mar 2018 16:06:03 +0000 [thread overview]
Message-ID: <1520784361.4790.86.camel@infinera.com> (raw)
In-Reply-To: <20180301133941.19660-1-joakim.tjernlund@infinera.com>
On Thu, 2018-03-01 at 14:39 +0100, Joakim Tjernlund wrote:
> This fixes a bug which allows read/write to a erase block currently
> erasing.
> Also works around a chip bug in Micron 28F00AP30 chips.
>
> Joakim Tjernlund (3):
> cfi_cmdset_0001: Do not allow read/write to suspend erase block.
> cfi_cmdset_0001: Workaround Micron Erase suspend bug.
> cfi_cmdset_0002: Do not allow read/write to suspend erase block.
>
> drivers/mtd/chips/cfi_cmdset_0001.c | 33 ++++++++++++++++++++++++++++-----
> drivers/mtd/chips/cfi_cmdset_0002.c | 9 ++++++---
> include/linux/mtd/flashchip.h | 1 +
> 3 files changed, 35 insertions(+), 8 deletions(-)
>
Ping?
This is a fairly serious bug as it confuses the flash state machine,
making further flash access fail.
Jocke
next prev parent reply other threads:[~2018-03-11 16:06 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-01 13:39 [PATCH 0/3] mtd: fix AMD/Intel flash bugs Joakim Tjernlund
2018-03-01 13:39 ` [PATCH 1/3] cfi_cmdset_0001: Do not allow read/write to suspend erase block Joakim Tjernlund
2018-03-22 14:14 ` Richard Weinberger
2018-03-22 14:26 ` Joakim Tjernlund
2018-04-24 15:45 ` Boris Brezillon
2018-03-01 13:39 ` [PATCH 2/3] cfi_cmdset_0001: Workaround Micron Erase suspend bug Joakim Tjernlund
2018-03-20 23:06 ` Richard Weinberger
2018-03-21 0:02 ` Joakim Tjernlund
2018-03-01 13:39 ` [PATCH 3/3] cfi_cmdset_0002: Do not allow read/write to suspend erase block Joakim Tjernlund
2018-03-22 14:21 ` Richard Weinberger
2018-03-22 14:27 ` Joakim Tjernlund
2018-03-11 16:06 ` Joakim Tjernlund [this message]
2018-03-12 9:09 ` [PATCH 0/3] mtd: fix AMD/Intel flash bugs Andrea Adami
2018-03-12 11:11 ` Joakim Tjernlund
2018-03-15 15:54 ` Boris Brezillon
2018-03-15 17:55 ` Joakim Tjernlund
2018-03-15 18:02 ` Boris Brezillon
2018-04-04 20:27 ` Joakim Tjernlund
2018-04-20 19:05 ` Boris Brezillon
2018-04-21 12:47 ` Joakim Tjernlund
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