V2 changes: - update the patch header of the first patch to make it more clear.
This patch list fixes an issue about ocfs2 aio/dio write process hang. The call trace is like this: @ cat /proc/15913/stack @ [<ffffffffa06e1085>] ocfs2_aiodio_wait+0x85/0xc0 [ocfs2] @ [<ffffffffa06e3e39>] ocfs2_file_aio_write+0x99/0xa0 [ocfs2] @ [<ffffffff811ace97>] aio_rw_vect_retry+0x87/0x150 @ [<ffffffff811aebd1>] aio_run_iocb+0x71/0x170 @ [<ffffffff811af59b>] io_submit_one+0x1ab/0x280 @ [<ffffffff811af77c>] do_io_submit+0x10c/0x1c0 @ [<ffffffff811af840>] sys_io_submit+0x10/0x20 @ [<ffffffff81509b42>] system_call_fastpath+0x16/0x1b @ [<ffffffffffffffff>] 0xffffffffffffffff -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
