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    SubjectRe: [PATCH 02/17] fs: icache lock s_inodes list
    On Wed, Sep 29, 2010 at 10:18:34PM +1000, Dave Chinner wrote:
    > From: Nick Piggin <npiggin@suse.de>
    >
    > To allow removal of the inode_lock, we first need to protect the
    > superblock inode list with it's own lock instead of using the
    > inode_lock for this purpose. Nest the new sb_inode_list_lock inside
    > the inode_lock around the list operations it needs to protect.

    Is there any good reason not to make this lock per-superblock?



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