Merge remote-tracking branch 'mmc/mmc-next'

[karo-tx-linux.git] / drivers / mmc / card / block.c

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index e702c6116f368c9789aed4467e91a96caacd77cb..9b90726366876306667072342e4fdee1351dd9b7 100644 (file)
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -926,6 +926,9 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq,
        /*
         * Reliable writes are used to implement Forced Unit Access and
         * REQ_META accesses, and are supported only on MMCs.
+        *
+        * XXX: this really needs a good explanation of why REQ_META
+        * is treated special.
         */
        bool do_rel_wr = ((req->cmd_flags & REQ_FUA) ||
                          (req->cmd_flags & REQ_META)) &&