[RFC PATCH v11 49/51] ceph: set i_blkbits to crypto block size for encrypted inodes

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Some of the underlying infrastructure for fscrypt relies on i_blkbits
being aligned to the crypto blocksize.

Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
 fs/ceph/inode.c | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 9f34e4993b61..b048d9da8310 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -975,13 +975,6 @@ int ceph_fill_inode(struct inode *inode, struct page *locked_page,
 	issued |= __ceph_caps_dirty(ci);
 	new_issued = ~issued & info_caps;
 
-	/* directories have fl_stripe_unit set to zero */
-	if (le32_to_cpu(info->layout.fl_stripe_unit))
-		inode->i_blkbits =
-			fls(le32_to_cpu(info->layout.fl_stripe_unit)) - 1;
-	else
-		inode->i_blkbits = CEPH_BLOCK_SHIFT;
-
 	__ceph_update_quota(ci, iinfo->max_bytes, iinfo->max_files);
 
 	if ((new_version || (new_issued & CEPH_CAP_AUTH_SHARED)) &&
@@ -1006,6 +999,15 @@ int ceph_fill_inode(struct inode *inode, struct page *locked_page,
 #endif
 	}
 
+	/* directories have fl_stripe_unit set to zero */
+	if (IS_ENCRYPTED(inode))
+		inode->i_blkbits = CEPH_FSCRYPT_BLOCK_SHIFT;
+	else if (le32_to_cpu(info->layout.fl_stripe_unit))
+		inode->i_blkbits =
+			fls(le32_to_cpu(info->layout.fl_stripe_unit)) - 1;
+	else
+		inode->i_blkbits = CEPH_BLOCK_SHIFT;
+
 	if ((new_version || (new_issued & CEPH_CAP_LINK_SHARED)) &&
 	    (issued & CEPH_CAP_LINK_EXCL) == 0)
 		set_nlink(inode, le32_to_cpu(info->nlink));
-- 
2.35.1




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