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    SubjectRe: [PATCH 4/4] fs: remove inode_lock from iput_final and prune_icache
    On Wed, Oct 27, 2010 at 03:23:04PM +1100, Dave Chinner wrote:
    > From: Dave Chinner <>
    > Now that inode state changes are protected by the inode->i_lock and
    > the inode LRU manipulations by the inode_lru_lock, we can remove the
    > inode_lock from prune_icache and the initial part of iput_final().
    > instead of using the inode_lock to protect the inode during
    > iput_final, use the inode->i_lock instead. This protects the inode
    > against new references being taken while we change the inode state
    > to I_FREEING, as well as preventing prune_icache from grabbing the
    > inode while we are manipulating it. Hence we no longer need the
    > i???ode_lock in iput_final prior to setting I_FREEING on the inode.

    ... the hell? There's more such damage elsewhere in the thread; what's
    going on?

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      Last update: 2010-10-27 06:43    [W:0.025 / U:3.344 seconds]
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