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    SubjectRe: [PATCH] fs: push i_mutex and filemap_write_and_wait down into ->fsync() handlers
    On 07/23/2011 02:09 PM, Markus Trippelsdorf wrote:
    > On 2011.06.29 at 14:05 -0400, Josef Bacik wrote:
    >> Btrfs needs to be able to control how filemap_write_and_wait_range() is called
    >> in fsync to make it less of a painful operation, so push down taking i_mutex and
    >> the calling of filemap_write_and_wait() down into the ->fsync() handlers. Some
    >> file systems can drop taking the i_mutex altogether it seems, like ext3 and
    >> ocfs2. For correctness sake I just pushed everything down in all cases to make
    >> sure that we keep the current behavior the same for everybody, and then each
    >> individual fs maintainer can make up their mind about what to do from there.
    >
    > At least the xfs part of this patch is broken.
    > Running the latest git-kernel bogofilter doesn't work anymore on my xfs
    > partition. When I run "bogoutil -d wordlist.db" to dump the contents of
    > the database, it produces no output at all.
    >

    Already fixed and sent a patch out earlier this week. Thanks,

    Josef


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