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authorChunwei Chen <[email protected]>2015-03-16 23:54:57 -0700
committerBrian Behlendorf <[email protected]>2015-03-18 09:29:38 -0700
commit40749aa7a6318e5588d4be1c40165e8d0ef6c44f (patch)
tree5aa18aa2cbfbf20ac5f3d718390169da0354d7eb /module/zfs/dmu_traverse.c
parenta1d3450e947c4399cfa9cd3b0840de55d63b3023 (diff)
Use MUTEX_FSTRANS on l2arc_buflist_mtx
Use MUTEX_FSTRANS on l2arc_buflist_mtx to prevent the following deadlock scenario: 1. arc_release() -> hash_lock -> l2arc_buflist_mtx 2. l2arc_write_buffers() -> l2arc_buflist_mtx -> (direct reclaim) -> arc_buf_remove_ref() -> hash_lock Signed-off-by: Chunwei Chen <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Signed-off-by: Signed-off-by: Tim Chase <[email protected]> Issue #3160
Diffstat (limited to 'module/zfs/dmu_traverse.c')
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