Re: [Patch] VFS : mount lock scalability for files systems withoutmount point (WAS vfsmount lock issues on very large ppc64 box)

[Eric Dumazet]

Le lundi 25 juillet 2011 Ã 16:22 -0700, Tim Chen a Ãcrit :
> On Mon, 2011-07-25 at 23:51 +0100, Al Viro wrote:
> 
> > It's mostly merged in mainline already...  BTW, you forgot to export
> > that sucker - mtdchar can be modular.
> 
> Thanks for fixing it up and merging it.
> 

Next step is to not chain pipes/sockets into superblock s_inodes list

inode_sb_list_add()/inode_sb_list_del() is the very last contention
point because of spin_lock(&inode_sb_list_lock);



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