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author | Jani Nikula <jani.nikula@intel.com> | 2018-11-02 09:00:55 +0200 |
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committer | Jani Nikula <jani.nikula@intel.com> | 2018-11-02 09:01:28 +0200 |
commit | 7a085c3aad94cce7e11031c6800e41668418ae4c (patch) | |
tree | b3474f8bd622f87ad39227057f9de60959c8bd95 /fs/overlayfs/inode.c | |
parent | 18cde299df33ff73908f7e5dcebf321fb79ed36c (diff) | |
parent | f9885ef875e9160454392f85159163674159c51f (diff) | |
download | linux-stable-7a085c3aad94cce7e11031c6800e41668418ae4c.tar.gz linux-stable-7a085c3aad94cce7e11031c6800e41668418ae4c.tar.bz2 linux-stable-7a085c3aad94cce7e11031c6800e41668418ae4c.zip |
Merge drm/drm-next into drm-intel-next-queued
Although there's nothing crucial missing, it's been a long time since
the last backmerge. Catch up with drm-next.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'fs/overlayfs/inode.c')
-rw-r--r-- | fs/overlayfs/inode.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index e0bb217c01e2..b6ac545b5a32 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -467,6 +467,10 @@ static int ovl_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, return -EOPNOTSUPP; old_cred = ovl_override_creds(inode->i_sb); + + if (fieinfo->fi_flags & FIEMAP_FLAG_SYNC) + filemap_write_and_wait(realinode->i_mapping); + err = realinode->i_op->fiemap(realinode, fieinfo, start, len); revert_creds(old_cred); @@ -500,6 +504,11 @@ static const struct inode_operations ovl_special_inode_operations = { .update_time = ovl_update_time, }; +const struct address_space_operations ovl_aops = { + /* For O_DIRECT dentry_open() checks f_mapping->a_ops->direct_IO */ + .direct_IO = noop_direct_IO, +}; + /* * It is possible to stack overlayfs instance on top of another * overlayfs instance as lower layer. We need to annonate the @@ -571,6 +580,7 @@ static void ovl_fill_inode(struct inode *inode, umode_t mode, dev_t rdev, case S_IFREG: inode->i_op = &ovl_file_inode_operations; inode->i_fop = &ovl_file_operations; + inode->i_mapping->a_ops = &ovl_aops; break; case S_IFDIR: |