Messages in this thread | | | Date | Fri, 11 Apr 2014 00:45:22 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 1/1] FS: Add generic data flush to fsync |
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On Fri, Apr 11, 2014 at 06:52:42AM +0200, Fabian Frederick wrote: > Currently, there's no generic HW flush management support in kernel. > Only 7 filesystems have their own way to manage the barrier flag. > > This patch adds MS_BARRIER in sb_flags and conditionnaly issues the flush > in generic_file_fsync.
Please don't add a binary mount option for something thast already is a text option in many filesystems. We can actually enable/disable cache flushes at the block device level, so I think this can be unconditional.
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