RE: [PATCH] exfat: improve write performance when dirsync enabled

[Sungjong Seo]

> Degradation of write speed caused by frequent disk access for cluster
> bitmap update on every cluster allocation could be improved by selective
> syncing bitmap buffer. Change to flush bitmap buffer only for the
> directory related operations.
> 
> Signed-off-by: Hyeongseok Kim <hyeongseok@xxxxxxxxx>

Looks good.
Thanks for your work.

Acked-by: Sungjong Seo <sj1557.seo@xxxxxxxxxxx>