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authorAmir Goldstein <amir73il@gmail.com>2023-04-03 11:29:59 +0300
committerAmir Goldstein <amir73il@gmail.com>2023-06-19 14:01:12 +0300
commitb07d5cc93e1b28df47a72c519d09d0a836043613 (patch)
tree1cf6d3fbdf83820fb97ce2a8bbb9603c2217fdee /fs/overlayfs/copy_up.c
parentf4e19e595cc2e76a8a58413eb19d3d9c51328b53 (diff)
ovl: update of dentry revalidate flags after copy up
After copy up, we may need to update d_flags if upper dentry is on a remote fs and lower dentries are not. Add helpers to allow incremental update of the revalidate flags. Fixes: bccece1ead36 ("ovl: allow remote upper") Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com> Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs/copy_up.c')
-rw-r--r--fs/overlayfs/copy_up.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index f658cc8ea492..95dce240ba17 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -575,6 +575,7 @@ static int ovl_link_up(struct ovl_copy_up_ctx *c)
/* Restore timestamps on parent (best effort) */
ovl_set_timestamps(ofs, upperdir, &c->pstat);
ovl_dentry_set_upper_alias(c->dentry);
+ ovl_dentry_update_reval(c->dentry, upper);
}
}
inode_unlock(udir);
@@ -894,6 +895,7 @@ static int ovl_do_copy_up(struct ovl_copy_up_ctx *c)
inode_unlock(udir);
ovl_dentry_set_upper_alias(c->dentry);
+ ovl_dentry_update_reval(c->dentry, ovl_dentry_upper(c->dentry));
}
out: