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Re: [PATCH 08/14] sysfs: Perform renames under sysfs_mutex [message #19522 is a reply to message #19496]

Tue, 31 July 2007 11:06

Tejun Heo
Messages: 184
Registered: November 2006

Senior Member

Eric W. Biederman wrote:
> This modifies sysfs_rename_dir to use sysfs_addrm_start/sysfs_addrm_finish
> making it more like the rest of the sysfs directory manipulation functions.
> 
> This moves the entire rename operation inside of sysfs_mutex removing
> the need to grab i_mutex, and incidentally this kills one s_dentry use.
> 
> Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>

Looks good.

Acked-by: Tejun Heo <htejun@gmail.com>

-- 
tejun
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[Message index]

		[PATCH 0/14] sysfs cleanups By: ebiederm on Tue, 31 July 2007 10:16
		[PATCH 01/14] sysfs: Remove first pass at shadow directory support By: ebiederm on Tue, 31 July 2007 10:18
		[PATCH 02/14] sysfs: In sysfs_lookup protect s_parent with sysfs_mutex By: ebiederm on Tue, 31 July 2007 10:20
		[PATCH 03/14] sysfs: Move all of inode initialization into sysfs_init_inode By: ebiederm on Tue, 31 July 2007 10:22
		[PATCH 04/14] sysfs: Remove unnecessary variable found from sysfs_lookup By: ebiederm on Tue, 31 July 2007 10:24
		[PATCH 05/14] sysfs: Remove sysfs_instantiate By: ebiederm on Tue, 31 July 2007 10:25
		[PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Tue, 31 July 2007 10:27
		[PATCH 07/14] vfs: Remove lookup_one_len_kern By: ebiederm on Tue, 31 July 2007 10:28
		[PATCH 08/14] sysfs: Perform renames under sysfs_mutex By: ebiederm on Tue, 31 July 2007 10:29
		[PATCH 09/14] sysfs: Move all of sysfs_move_dir under sysfs_mutex By: ebiederm on Tue, 31 July 2007 10:33
		[PATCH 10/14] sysfs: Rework sysfs_drop_dentry By: ebiederm on Tue, 31 July 2007 10:37
		[PATCH 11/14] sysfs: Remove s_dentry form sysfs_dirent. By: ebiederm on Tue, 31 July 2007 10:39
		[PATCH 12/14] sysfs: Make sysfs_mount static By: ebiederm on Tue, 31 July 2007 10:40
		[PATCH 13/14] sysfs: Simplify readdir. By: ebiederm on Tue, 31 July 2007 10:42
		[PATCH 14/14] sysfs: In sysfs_lookup don't open code sysfs_find_dirent By: ebiederm on Tue, 31 July 2007 10:42
		Re: [PATCH 14/14] sysfs: In sysfs_lookup don't open code sysfs_find_dirent By: ebiederm on Tue, 31 July 2007 16:01
		Re: [PATCH 14/14] sysfs: In sysfs_lookup don't open code sysfs_find_dirent By: Tejun Heo on Tue, 31 July 2007 11:38
		Re: [PATCH 13/14] sysfs: Simplify readdir. By: Tejun Heo on Tue, 31 July 2007 11:36
		Re: [PATCH 12/14] sysfs: Make sysfs_mount static By: Tejun Heo on Tue, 31 July 2007 11:19
		Re: [PATCH 11/14] sysfs: Remove s_dentry form sysfs_dirent. By: Tejun Heo on Tue, 31 July 2007 11:18
		Re: [PATCH 10/14] sysfs: Rework sysfs_drop_dentry By: Tejun Heo on Tue, 31 July 2007 11:17
		Re: [PATCH 09/14] sysfs: Move all of sysfs_move_dir under sysfs_mutex By: Tejun Heo on Tue, 31 July 2007 11:09
		Re: [PATCH 08/14] sysfs: Perform renames under sysfs_mutex By: Tejun Heo on Tue, 31 July 2007 11:06
		Re: [PATCH 08/14] sysfs: Perform renames under sysfs_mutex By: Tejun Heo on Tue, 31 July 2007 11:10
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Tue, 31 July 2007 11:23
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Tejun Heo on Tue, 31 July 2007 11:34
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Tejun Heo on Tue, 31 July 2007 14:16
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Wed, 01 August 2007 09:22
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Tejun Heo on Wed, 01 August 2007 10:02
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Tue, 31 July 2007 19:24
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Tejun Heo on Tue, 31 July 2007 10:59
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Wed, 01 August 2007 17:07
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Tejun Heo on Wed, 01 August 2007 17:20
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Wed, 01 August 2007 17:40
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Tejun Heo on Wed, 01 August 2007 17:51
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Cornelia Huck on Thu, 02 August 2007 08:28
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: ebiederm on Fri, 03 August 2007 19:29
		Re: [PATCH 06/14] sysfs: Rewrite sysfs_get_dentry By: Cornelia Huck on Mon, 06 August 2007 15:06
		Re: [PATCH 05/14] sysfs: Remove sysfs_instantiate By: Tejun Heo on Tue, 31 July 2007 10:44
		Re: [PATCH 04/14] sysfs: Remove unnecessary variable found from sysfs_lookup By: Tejun Heo on Tue, 31 July 2007 10:45
		Re: [PATCH 03/14] sysfs: Move all of inode initialization into sysfs_init_inode By: Tejun Heo on Tue, 31 July 2007 10:43
		Re: [PATCH 02/14] sysfs: In sysfs_lookup protect s_parent with sysfs_mutex By: ebiederm on Tue, 31 July 2007 10:45
		Re: [PATCH 02/14] sysfs: In sysfs_lookup protect s_parent with sysfs_mutex By: Tejun Heo on Tue, 31 July 2007 10:47
		Re: [PATCH 02/14] sysfs: In sysfs_lookup protect s_parent with sysfs_mutex By: Tejun Heo on Tue, 31 July 2007 10:36

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