From e99e4f13cef7079512f1f58ff7942bc405982547 Mon Sep 17 00:00:00 2001
From: Ben Hutchings <ben@decadent.org.uk>
Date: Wed, 13 Apr 2016 21:48:06 +0100
Subject: [PATCH] fs: Add MODULE_SOFTDEP declarations for hard-coded crypto
 drivers

This helps initramfs builders and other tools to find the full
dependencies of a module.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
[Lukas Wunner: Forward-ported to 4.11: drop parts applied upstream]

Gbp-Pq: Topic bugfix/all
Gbp-Pq: Name fs-add-module_softdep-declarations-for-hard-coded-cr.patch
---
 fs/btrfs/super.c   | 1 +
 fs/crypto/crypto.c | 1 +
 fs/ext4/super.c    | 8 ++++++++
 fs/f2fs/super.c    | 1 +
 fs/jbd2/journal.c  | 1 +
 fs/nfsd/nfsctl.c   | 3 +++
 6 files changed, 15 insertions(+)

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 3a4dce15364..7862b900b13 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -2474,3 +2474,4 @@ late_initcall(init_btrfs_fs);
 module_exit(exit_btrfs_fs)
 
 MODULE_LICENSE("GPL");
+MODULE_SOFTDEP("pre: crypto-crc32c");
diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c
index 732a786cce9..6f0e2b8f016 100644
--- a/fs/crypto/crypto.c
+++ b/fs/crypto/crypto.c
@@ -467,3 +467,4 @@ static void __exit fscrypt_exit(void)
 module_exit(fscrypt_exit);
 
 MODULE_LICENSE("GPL");
+MODULE_SOFTDEP("pre: crypto-aes crypto-ecb");
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 7c46693a14d..fe6b63dbfdf 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5860,5 +5860,13 @@ static void __exit ext4_exit_fs(void)
 MODULE_AUTHOR("Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and others");
 MODULE_DESCRIPTION("Fourth Extended Filesystem");
 MODULE_LICENSE("GPL");
+
+#ifdef CONFIG_EXT4_FS_ENCRYPTION
+#define EXT4_ENC_EXTRA_SOFTDEPS " crypto-aes crypto-ecb"
+#else
+#define EXT4_ENC_EXTRA_SOFTDEPS ""
+#endif
+MODULE_SOFTDEP("pre: crypto-crc32c" EXT4_ENC_EXTRA_SOFTDEPS);
+
 module_init(ext4_init_fs)
 module_exit(ext4_exit_fs)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 708155d9c2e..5ff1e5f14b5 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2902,4 +2902,5 @@ module_exit(exit_f2fs_fs)
 MODULE_AUTHOR("Samsung Electronics's Praesto Team");
 MODULE_DESCRIPTION("Flash Friendly File System");
 MODULE_LICENSE("GPL");
+MODULE_SOFTDEP("pre: crypto-crc32c");
 
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 67546c7ad47..5f8681b9051 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -2713,6 +2713,7 @@ static void __exit journal_exit(void)
 }
 
 MODULE_LICENSE("GPL");
+MODULE_SOFTDEP("pre: crypto-crc32c");
 module_init(journal_init);
 module_exit(journal_exit);
 
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index d107b4426f7..53c0dcf84d3 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -1334,5 +1334,8 @@ static void __exit exit_nfsd(void)
 
 MODULE_AUTHOR("Olaf Kirch <okir@monad.swb.de>");
 MODULE_LICENSE("GPL");
+#ifdef CONFIG_NFSD_V4
+MODULE_SOFTDEP("pre: crypto-md5");
+#endif
 module_init(init_nfsd)
 module_exit(exit_nfsd)
-- 
2.30.2