Re: [PATCH v2 2/3] mm, dax: add VM_DAX flag for DAX VMAs
Christoph Hellwig <[email protected]> Thu, 15 Sep 2016 10:26:15 +0200
| Newsgroups | gmane.comp.file-systems.xfs.general |
|---|---|
| Message-ID | <20160915082615.GA9772__49714.3720546321$1473927995$gmane$org@lst.de> |
On Wed, Sep 14, 2016 at 11:54:38PM -0700, Dan Williams wrote: > The DAX property, page cache bypass, of a VMA is only detectable via the > vma_is_dax() helper to check the S_DAX inode flag. However, this is > only available internal to the kernel and is a property that userspace > applications would like to interrogate. They have absolutely no business knowing such an implementation detail. _______________________________________________ xfs mailing list [email protected] http://oss.sgi.com/mailman/listinfo/xfs