netdev - Re: [PATCH 1/7] bonding: fix locking in sysfs primary/active selection

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:	Fri, 18 Jan 2008 14:39:02 -0500
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Jay Vosburgh <fubar@...ibm.com>
CC:	netdev@...r.kernel.org, David Miller <davem@...emloft.net>,
	Andy Gospodarek <andy@...yhouse.net>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 1/7] bonding: fix locking in sysfs primary/active selection

Jay Vosburgh wrote:
> 	Fix the functions that store the primary and active slave
> options via sysfs to hold the correct locks in the correct order.
> 
> 	The bond_change_active_slave and bond_select_active_slave
> functions both require rtnl, bond->lock for read and curr_slave_lock for
> write_bh, and no other locks.  This is so that the lower level
> mode-specific functions (notably for balance-alb mode) can release locks
> down to just rtnl in order to call, e.g., dev_set_mac_address with the
> locks it expects (rtnl only).
> 
> Signed-off-by: Jay Vosburgh <fubar@...ibm.com>
> Signed-off-by: Andy Gospodarek <andy@...yhouse.net>
> ---
>  drivers/net/bonding/bond_sysfs.c |   15 ++++++++++-----
>  1 files changed, 10 insertions(+), 5 deletions(-)

applied 1-7


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html