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Revert "Updated AUFS patch with fixes for v4.15 from Ubuntu"

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This reverts commit 0309b07417.

The whole patch is not needed, I will add the needed parts separately.
This commit is contained in:
Evgenii Shatokhin 2018-02-12 13:34:50 +03:00
parent 9f0ee10288
commit 69798e8bd9
1 changed files with 31 additions and 53 deletions
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84
fs-aufs4.patch
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@ -12893,7 +12893,7 @@ index 000000000000..34b391c0dc47
+}
diff --git a/fs/aufs/f_op.c b/fs/aufs/f_op.c
new file mode 100644
index 000000000000..2209ee31882b
index 000000000000..535ba566092b
--- /dev/null
+++ b/fs/aufs/f_op.c
@@ -0,0 +1,817 @@
@ -13266,7 +13266,7 @@ index 000000000000..2209ee31882b
+ if (IS_ERR(h_file))
+ goto out;
+
+ if (0 && au_test_loopback_kthread()) {
+ if (au_test_loopback_kthread()) {
+ au_warn_loopback(h_file->f_path.dentry->d_sb);
+ if (file->f_mapping != h_file->f_mapping) {
+ file->f_mapping = h_file->f_mapping;
@ -15510,7 +15510,7 @@ index 000000000000..3a8131d43a86
+}
diff --git a/fs/aufs/fstype.h b/fs/aufs/fstype.h
new file mode 100644
index 000000000000..4c4b281790d6
index 000000000000..4624f1ef222f
--- /dev/null
+++ b/fs/aufs/fstype.h
@@ -0,0 +1,400 @@
@ -15903,7 +15903,7 @@ index 000000000000..4c4b281790d6
+
+/*
+ * test if the @inode is nfs with 'noacl' option
+ * NFS always sets SB_POSIXACL regardless its mount option 'noacl.'
+ * NFS always sets MS_POSIXACL regardless its mount option 'noacl.'
+ */
+static inline int au_test_nfs_noacl(struct inode *inode)
+{
@ -17068,7 +17068,7 @@ index 000000000000..16ee23197e3e
+}
diff --git a/fs/aufs/i_op.c b/fs/aufs/i_op.c
new file mode 100644
index 000000000000..c4bab514764c
index 000000000000..592d4d1c8d86
--- /dev/null
+++ b/fs/aufs/i_op.c
@@ -0,0 +1,1459 @@
@ -17120,7 +17120,7 @@ index 000000000000..c4bab514764c
+ * - skip the lower fs test in the case of write to ro branch.
+ * - nfs dir permission write check is optimized, but a policy for
+ * link/rename requires a real check.
+ * - nfs always sets SB_POSIXACL regardless its mount option 'noacl.'
+ * - nfs always sets MS_POSIXACL regardless its mount option 'noacl.'
+ * in this case, generic_permission() returns -EOPNOTSUPP.
+ */
+ if ((write_mask && !au_br_writable(brperm))
@ -22978,10 +22978,10 @@ index 000000000000..5e501c5d4ead
+#endif
diff --git a/fs/aufs/loop.c b/fs/aufs/loop.c
new file mode 100644
index 000000000000..b81783916255
index 000000000000..1acb82f0bf07
--- /dev/null
+++ b/fs/aufs/loop.c
@@ -0,0 +1,163 @@
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2005-2017 Junjiro R. Okajima
+ *
@ -23129,28 +23129,12 @@ index 000000000000..b81783916255
+ symbol_put(loop_backing_file);
+ kfree(au_warn_loopback_array);
+}
+
+/* ---------------------------------------------------------------------- */
+
+/* support the loopback block device insude aufs */
+
+struct file *aufs_real_loop(struct file *file)
+{
+ struct file *f;
+
+ BUG_ON(!au_test_aufs(file->f_path.dentry->d_sb));
+ fi_read_lock(file);
+ f = au_hf_top(file);
+ fi_read_unlock(file);
+ AuDebugOn(!f);
+ return f;
+}
diff --git a/fs/aufs/loop.h b/fs/aufs/loop.h
new file mode 100644
index 000000000000..fd5a9753c8e2
index 000000000000..9b02d32905f4
--- /dev/null
+++ b/fs/aufs/loop.h
@@ -0,0 +1,58 @@
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2005-2017 Junjiro R. Okajima
+ *
@ -23191,11 +23175,7 @@ index 000000000000..fd5a9753c8e2
+
+int au_loopback_init(void);
+void au_loopback_fin(void);
+
+struct file *aufs_real_loop(struct file *file);
+#else
+AuStub(struct file *, loop_backing_file, return NULL)
+
+AuStubInt0(au_test_loopback_overlap, struct super_block *sb,
+ struct dentry *h_adding)
+AuStubInt0(au_test_loopback_kthread, void)
@ -23203,8 +23183,6 @@ index 000000000000..fd5a9753c8e2
+
+AuStubInt0(au_loopback_init, void)
+AuStubVoid(au_loopback_fin, void)
+
+AuStub(struct file *, aufs_real_loop, return NULL, struct file *file)
+#endif /* BLK_DEV_LOOP */
+
+#endif /* __KERNEL__ */
@ -24337,7 +24315,7 @@ index 000000000000..d961d4cc06b8
+}
diff --git a/fs/aufs/opts.c b/fs/aufs/opts.c
new file mode 100644
index 000000000000..8b0478f70f4a
index 000000000000..3b18e75e0339
--- /dev/null
+++ b/fs/aufs/opts.c
@@ -0,0 +1,1891 @@
@ -25144,7 +25122,7 @@ index 000000000000..8b0478f70f4a
+ add->perm = AuBrPerm_RO;
+ if (au_test_fs_rr(add->path.dentry->d_sb))
+ add->perm = AuBrPerm_RR;
+ else if (!bindex && !(sb_flags & SB_RDONLY))
+ else if (!bindex && !(sb_flags & MS_RDONLY))
+ add->perm = AuBrPerm_RW;
+ }
+ opt->type = Opt_add;
@ -25820,10 +25798,10 @@ index 000000000000..8b0478f70f4a
+ break;
+
+ case Opt_acl:
+ sb->s_flags |= SB_POSIXACL;
+ sb->s_flags |= MS_POSIXACL;
+ break;
+ case Opt_noacl:
+ sb->s_flags &= ~SB_POSIXACL;
+ sb->s_flags &= ~MS_POSIXACL;
+ break;
+
+ default:
@ -25950,7 +25928,7 @@ index 000000000000..8b0478f70f4a
+ sbinfo = au_sbi(sb);
+ AuDebugOn(!(sbinfo->si_mntflags & AuOptMask_UDBA));
+
+ if (!(sb_flags & SB_RDONLY)) {
+ if (!(sb_flags & MS_RDONLY)) {
+ if (unlikely(!au_br_writable(au_sbr_perm(sb, 0))))
+ pr_warn("first branch should be rw\n");
+ if (unlikely(au_opt_test(sbinfo->si_mntflags, SHWH)))
@ -25983,7 +25961,7 @@ index 000000000000..8b0478f70f4a
+ br->br_perm &= ~AuBrAttr_ICEX;
+#if 0
+ if ((br->br_perm & AuBrAttr_ICEX_SEC)
+ && (au_br_sb(br)->s_flags & SB_NOSEC))
+ && (au_br_sb(br)->s_flags & MS_NOSEC))
+ br->br_perm &= ~AuBrAttr_ICEX_SEC;
+#endif
+
@ -27043,7 +27021,7 @@ index 000000000000..1aea1948fd39
+}
diff --git a/fs/aufs/posix_acl.c b/fs/aufs/posix_acl.c
new file mode 100644
index 000000000000..157a1af4cbc3
index 000000000000..816a47c7df84
--- /dev/null
+++ b/fs/aufs/posix_acl.c
@@ -0,0 +1,102 @@
@ -27083,7 +27061,7 @@ index 000000000000..157a1af4cbc3
+ sb = inode->i_sb;
+ si_read_lock(sb, AuLock_FLUSH);
+ ii_read_lock_child(inode);
+ if (!(sb->s_flags & SB_POSIXACL))
+ if (!(sb->s_flags & MS_POSIXACL))
+ goto out;
+
+ bindex = au_ibtop(inode);
@ -28102,10 +28080,10 @@ index 000000000000..30be8c97eaad
+}
diff --git a/fs/aufs/super.c b/fs/aufs/super.c
new file mode 100644
index 000000000000..34e5efc34e5b
index 000000000000..a02f68bf2145
--- /dev/null
+++ b/fs/aufs/super.c
@@ -0,0 +1,1049 @@
@@ -0,0 +1,1046 @@
+/*
+ * Copyright (C) 2005-2017 Junjiro R. Okajima
+ *
@ -28351,7 +28329,7 @@ index 000000000000..34e5efc34e5b
+} while (0)
+
+ sb = dentry->d_sb;
+ if (sb->s_flags & SB_POSIXACL)
+ if (sb->s_flags & MS_POSIXACL)
+ seq_puts(m, ",acl");
+
+ /* lock free root dinfo */
@ -28959,10 +28937,7 @@ index 000000000000..34e5efc34e5b
+ .statfs = aufs_statfs,
+ .put_super = aufs_put_super,
+ .sync_fs = aufs_sync_fs,
+ .remount_fs = aufs_remount_fs,
+#ifdef CONFIG_AUFS_BDEV_LOOP
+ .real_loop = aufs_real_loop
+#endif
+ .remount_fs = aufs_remount_fs
+};
+
+/* ---------------------------------------------------------------------- */
@ -29034,7 +29009,7 @@ index 000000000000..34e5efc34e5b
+ sbinfo = au_sbi(sb);
+
+ /* all timestamps always follow the ones on the branch */
+ sb->s_flags |= SB_NOATIME | SB_NODIRATIME;
+ sb->s_flags |= MS_NOATIME | MS_NODIRATIME;
+ sb->s_op = &aufs_sop;
+ sb->s_d_op = &aufs_dop;
+ sb->s_magic = AUFS_SUPER_MAGIC;
@ -38401,7 +38376,7 @@ index 48620c93d697..49811041dbd3 100644
#ifdef CONFIG_SECURITY
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index c65b39bafdfe..e363d2205c29 100644
index c65b39bafdfe..bb113e4bcf4a 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -8,6 +8,7 @@
@ -38412,11 +38387,14 @@ index c65b39bafdfe..e363d2205c29 100644
#include <linux/list.h>
#include <linux/uaccess.h>
#include <linux/seq_file.h>
@@ -824,3 +825,4 @@ int __devcgroup_check_permission(short type, u32 major, u32 minor,
return 0;
@@ -763,6 +764,7 @@ static ssize_t devcgroup_access_write(struct kernfs_open_file *of,
mutex_unlock(&devcgroup_mutex);
return retval ?: nbytes;
}
+EXPORT_SYMBOL_GPL(__devcgroup_check_permission);
+EXPORT_SYMBOL_GPL(__devcgroup_inode_permission);
static struct cftype dev_cgroup_files[] = {
{
diff --git a/security/security.c b/security/security.c
index 1cd8526cb0b7..f2e473650a56 100644
--- a/security/security.c