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| author | Dan Williams <dan.j.williams@intel.com> | 2016-02-24 14:02:06 -0800 |
|---|---|---|
| committer | Vishal Verma <vishal.l.verma@intel.com> | 2016-05-17 00:44:13 -0600 |
| commit | 8b3db9798c689ba2dc509f6ca1a8c7e1c1a3e62a (patch) | |
| tree | 25681acb8dc6cff08eddf61167d1837c305fa570 /arch/powerpc | |
| parent | a8078b1fc616da6112eb95f0063cd34531d4ccf0 (diff) | |
| download | lwn-8b3db9798c689ba2dc509f6ca1a8c7e1c1a3e62a.tar.gz lwn-8b3db9798c689ba2dc509f6ca1a8c7e1c1a3e62a.zip | |
dax: fallback from pmd to pte on error
In preparation for consulting a badblocks list in pmem_direct_access(),
teach dax_pmd_fault() to fallback rather than fail immediately upon
encountering an error. The thought being that reducing the span of the
dax request may avoid the error region.
Reviewed-by: Jeff Moyer <jmoyer@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Diffstat (limited to 'arch/powerpc')
0 files changed, 0 insertions, 0 deletions