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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-09 16:28:09 -0700 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-09 16:28:09 -0700 |
commit | 5d44f4b3484e85c8d4527ecaca5e536da774ae21 (patch) | |
tree | 5c699fd097844ecdf30ef9b47444064d713ac410 /fs/ocfs2/dlmglue.c | |
parent | 4816693286d4ff9219b1cc72c2ab9c589448ebcb (diff) | |
parent | f7644cbfcdf03528f0f450f3940c4985b2291f49 (diff) | |
download | linux-5d44f4b3484e85c8d4527ecaca5e536da774ae21.tar.bz2 |
Merge 4.2-rc6 into char-misc-next
We want the fixes in Linus's tree in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/ocfs2/dlmglue.c')
-rw-r--r-- | fs/ocfs2/dlmglue.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c index 8b23aa2f52dd..23157e40dd74 100644 --- a/fs/ocfs2/dlmglue.c +++ b/fs/ocfs2/dlmglue.c @@ -4025,9 +4025,13 @@ static void ocfs2_downconvert_thread_do_work(struct ocfs2_super *osb) osb->dc_work_sequence = osb->dc_wake_sequence; processed = osb->blocked_lock_count; - while (processed) { - BUG_ON(list_empty(&osb->blocked_lock_list)); - + /* + * blocked lock processing in this loop might call iput which can + * remove items off osb->blocked_lock_list. Downconvert up to + * 'processed' number of locks, but stop short if we had some + * removed in ocfs2_mark_lockres_freeing when downconverting. + */ + while (processed && !list_empty(&osb->blocked_lock_list)) { lockres = list_entry(osb->blocked_lock_list.next, struct ocfs2_lock_res, l_blocked_list); list_del_init(&lockres->l_blocked_list); |