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| author | Jeff Layton <jlayton@kernel.org> | 2020-08-07 15:47:17 -0400 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2023-08-24 11:24:34 +0200 |
| commit | c526760181ca083dbd607d2e694b43080a8b1585 (patch) | |
| tree | f7356dc079306796797512c2a9e81451896f3dff /fs | |
| parent | cb3524a8bd96fbc614e0f9295866c28dc17cafe6 (diff) | |
| download | lwn-c526760181ca083dbd607d2e694b43080a8b1585.tar.gz lwn-c526760181ca083dbd607d2e694b43080a8b1585.zip | |
ceph: make d_revalidate call fscrypt revalidator for encrypted dentries
If we have a dentry which represents a no-key name, then we need to test
whether the parent directory's encryption key has since been added. Do
that before we test anything else about the dentry.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Xiubo Li <xiubli@redhat.com>
Reviewed-and-tested-by: Luís Henriques <lhenriques@suse.de>
Reviewed-by: Milind Changire <mchangir@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ceph/dir.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index cd2ca26e3159..9a0342697595 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -1782,6 +1782,10 @@ static int ceph_d_revalidate(struct dentry *dentry, unsigned int flags) struct inode *dir, *inode; struct ceph_mds_client *mdsc; + valid = fscrypt_d_revalidate(dentry, flags); + if (valid <= 0) + return valid; + if (flags & LOOKUP_RCU) { parent = READ_ONCE(dentry->d_parent); dir = d_inode_rcu(parent); @@ -1794,8 +1798,9 @@ static int ceph_d_revalidate(struct dentry *dentry, unsigned int flags) inode = d_inode(dentry); } - dout("d_revalidate %p '%pd' inode %p offset 0x%llx\n", dentry, - dentry, inode, ceph_dentry(dentry)->offset); + dout("d_revalidate %p '%pd' inode %p offset 0x%llx nokey %d\n", dentry, + dentry, inode, ceph_dentry(dentry)->offset, + !!(dentry->d_flags & DCACHE_NOKEY_NAME)); mdsc = ceph_sb_to_client(dir->i_sb)->mdsc; |