xfs: need to see iclog flags in tracing

mainline inclusion
from mainline-v5.14-rc1
commit b2ae3a9e
category: bugfix
bugzilla: 187526,https://gitee.com/openeuler/kernel/issues/I6WKVJ

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b2ae3a9ef91152931b99620c431cf3805daa1429



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Because I cannot tell if the NEED_FLUSH flag is being set correctly
by the log force and CIL push machinery without it.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Guo Xuenan <guoxuenan@huawei.com>
Reviewed-by: Yang Erkun <yangerkun@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>