On Tue, Feb 06, 2007 at 02:23:33PM +0100, Christoph Hellwig wrote: > Iterate over sb->s_inodes instead of sb->s_files in add_dquot_ref. > This reduces list search and lock hold time aswell as getting rid of > one of the few uses of file_list_lock which Ingo identified as a > scalability problem.
Christoph, The i_mutex lock the inode structure is also a source of contention heavy when running a lot of parallel "find"s. I'm sure that folks would be open to hearing suggestions regarding how to fix that. bill - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
