Revert "Revert "mmc: block: Issue a cache flush only when it's enabled""
This reverts commit 36c15965. Bring back the commit in 5.10.36 that broke the kabi. Signed-off-by:Greg Kroah-Hartman <gregkh@google.com> Change-Id: Id4a80652b7b702c620626606fdbdd6565584e27c
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