This is a note to let you know that I've just added the patch titled

phy: increase size of MII_BUS_ID_SIZE and bus_id

to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: phy-increase-size-of-mii_bus_id_size-and-bus_id.patch and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Thu Nov 9 09:48:01 CET 2017

From: Volodymyr Bendiuga volodymyr.bendiuga@gmail.com Date: Thu, 19 Jan 2017 17:05:04 +0100 Subject: phy: increase size of MII_BUS_ID_SIZE and bus_id

From: Volodymyr Bendiuga volodymyr.bendiuga@gmail.com

[ Upstream commit 4567d686f5c6d955e57a3afa1741944c1e7f4033 ]

Some bus names are pretty long and do not fit into 17 chars. Increase therefore MII_BUS_ID_SIZE and phy_fixup.bus_id to larger number. Now mii_bus.id can host larger name.

Signed-off-by: Volodymyr Bendiuga volodymyr.bendiuga@gmail.com Signed-off-by: Magnus Öberg magnus.oberg@westermo.se Reviewed-by: Andrew Lunn andrew@lunn.ch Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- include/linux/phy.h | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)

--- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -142,11 +142,7 @@ static inline const char *phy_modes(phy_ /* Used when trying to connect to a specific phy (mii bus id:phy device id) */ #define PHY_ID_FMT "%s:%02x"

-/* - * Need to be a little smaller than phydev->dev.bus_id to leave room - * for the ":%02x" - */ -#define MII_BUS_ID_SIZE (20 - 3) +#define MII_BUS_ID_SIZE 61

/* Or MII_ADDR_C45 into regnum for read/write on mii_bus to enable the 21 bit IEEE 802.3ae clause 45 addressing mode used by 10GIGE phy chips. */ @@ -602,7 +598,7 @@ struct phy_driver { /* A Structure for boards to register fixups with the PHY Lib */ struct phy_fixup { struct list_head list; - char bus_id[20]; + char bus_id[MII_BUS_ID_SIZE + 3]; u32 phy_uid; u32 phy_uid_mask; int (*run)(struct phy_device *phydev);

Patches currently in stable-queue which might be from volodymyr.bendiuga@gmail.com are

queue-4.9/phy-increase-size-of-mii_bus_id_size-and-bus_id.patch