linux-kernel - Re: [PATCH v2 7/7] Documentation: Correct s_umount state for freeze_fs/unfreeze

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]

Message-ID: <20120106003645.GE3790@quack.suse.cz>
Date:	Fri, 6 Jan 2012 01:36:45 +0100
From:	Jan Kara <jack@...e.cz>
To:	Kamal Mostafa <kamal@...onical.com>
Cc:	Jan Kara <jack@...e.cz>, Alexander Viro <viro@...iv.linux.org.uk>,
	Andreas Dilger <adilger.kernel@...ger.ca>,
	Matthew Wilcox <matthew@....cx>,
	Randy Dunlap <rdunlap@...otime.net>,
	Theodore Tso <tytso@....edu>, linux-doc@...r.kernel.org,
	linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, Surbhi Palande <csurbhi@...il.com>,
	Valerie Aurora <val@...consulting.com>,
	Christopher Chaltain <christopher.chaltain@...onical.com>,
	"Peter M. Petrakis" <peter.petrakis@...onical.com>,
	Mikulas Patocka <mpatocka@...hat.com>
Subject: Re: [PATCH v2 7/7] Documentation: Correct s_umount state for
 freeze_fs/unfreeze_fs

On Thu 08-12-11 10:04:37, Kamal Mostafa wrote:
> From: Valerie Aurora <val@...consulting.com>
> 
> freeze_fs/unfreeze_fs ops are called with s_umount held for write, not read.
  Looks good. You can add:
Acked-by: Jan Kara <jack@...e.cz>

								Honza
> 
> BugLink: https://bugs.launchpad.net/bugs/897421
> Signed-off-by: Valerie Aurora <val@...consulting.com>
> Cc: Kamal Mostafa <kamal@...onical.com>
> Tested-by: Peter M. Petrakis <peter.petrakis@...onical.com>
> Signed-off-by: Kamal Mostafa <kamal@...onical.com>
> Reviewed-by: Christoph Hellwig <hch@....de>
> ---
>  Documentation/filesystems/Locking |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
> index d819ba1..7e46a94 100644
> --- a/Documentation/filesystems/Locking
> +++ b/Documentation/filesystems/Locking
> @@ -134,8 +134,8 @@ evict_inode:
>  put_super:		write
>  write_super:		read
>  sync_fs:		read
> -freeze_fs:		read
> -unfreeze_fs:		read
> +freeze_fs:		write
> +unfreeze_fs:		write
>  statfs:			maybe(read)	(see below)
>  remount_fs:		write
>  umount_begin:		no
> -- 
> 1.7.5.4
> 
-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR
--
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/