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-rw-r--r--fs/Kconfig7
-rw-r--r--fs/affs/dir.c2
-rw-r--r--fs/afs/addr_list.c13
-rw-r--r--fs/afs/dir.c122
-rw-r--r--fs/afs/inode.c48
-rw-r--r--fs/afs/internal.h12
-rw-r--r--fs/afs/mntpt.c20
-rw-r--r--fs/afs/rotate.c293
-rw-r--r--fs/afs/server_list.c3
-rw-r--r--fs/afs/super.c132
-rw-r--r--fs/afs/vlclient.c10
-rw-r--r--fs/afs/volume.c47
-rw-r--r--fs/binfmt_elf.c2
-rw-r--r--fs/cachefiles/daemon.c6
-rw-r--r--fs/ceph/addr.c28
-rw-r--r--fs/ceph/caps.c170
-rw-r--r--fs/ceph/dir.c79
-rw-r--r--fs/ceph/file.c12
-rw-r--r--fs/ceph/inode.c56
-rw-r--r--fs/ceph/mds_client.c33
-rw-r--r--fs/ceph/mds_client.h3
-rw-r--r--fs/ceph/snap.c8
-rw-r--r--fs/ceph/super.h53
-rw-r--r--fs/cifs/cifs_debug.c9
-rw-r--r--fs/cifs/cifssmb.c4
-rw-r--r--fs/cifs/smb2pdu.h114
-rw-r--r--fs/cifs/smbdirect.c16
-rw-r--r--fs/coda/psdev.c6
-rw-r--r--fs/compat_ioctl.c22
-rw-r--r--fs/cramfs/Kconfig3
-rw-r--r--fs/dcache.c88
-rw-r--r--fs/debugfs/file.c4
-rw-r--r--fs/dlm/plock.c2
-rw-r--r--fs/dlm/user.c2
-rw-r--r--fs/ecryptfs/miscdev.c2
-rw-r--r--fs/eventfd.c18
-rw-r--r--fs/eventpoll.c63
-rw-r--r--fs/exofs/dir.c2
-rw-r--r--fs/ext2/dir.c2
-rw-r--r--fs/ext2/super.c9
-rw-r--r--fs/ext4/dir.c4
-rw-r--r--fs/ext4/inline.c2
-rw-r--r--fs/ext4/super.c9
-rw-r--r--fs/fat/namei_vfat.c2
-rw-r--r--fs/fcntl.c14
-rw-r--r--fs/fuse/dev.c8
-rw-r--r--fs/fuse/file.c2
-rw-r--r--fs/hfsplus/dir.c4
-rw-r--r--fs/hfsplus/hfsplus_fs.h3
-rw-r--r--fs/hfsplus/inode.c7
-rw-r--r--fs/hfsplus/super.c2
-rw-r--r--fs/inode.c1
-rw-r--r--fs/kernfs/file.c6
-rw-r--r--fs/locks.c6
-rw-r--r--fs/nfs/inode.c6
-rw-r--r--fs/nfsd/nfs3xdr.c31
-rw-r--r--fs/nfsd/nfs4proc.c9
-rw-r--r--fs/nfsd/nfs4state.c6
-rw-r--r--fs/nfsd/nfs4xdr.c16
-rw-r--r--fs/nfsd/nfsfh.h28
-rw-r--r--fs/nfsd/nfsxdr.c1
-rw-r--r--fs/nilfs2/segbuf.c2
-rw-r--r--fs/nilfs2/segbuf.h4
-rw-r--r--fs/nilfs2/segment.c2
-rw-r--r--fs/nilfs2/segment.h2
-rw-r--r--fs/nilfs2/sufile.c2
-rw-r--r--fs/nilfs2/sufile.h2
-rw-r--r--fs/nilfs2/super.c4
-rw-r--r--fs/nilfs2/sysfs.c21
-rw-r--r--fs/nilfs2/the_nilfs.h8
-rw-r--r--fs/notify/fanotify/fanotify_user.c2
-rw-r--r--fs/notify/inotify/inotify_user.c2
-rw-r--r--fs/ocfs2/dir.c4
-rw-r--r--fs/ocfs2/dlmfs/dlmfs.c6
-rw-r--r--fs/orangefs/dcache.c19
-rw-r--r--fs/orangefs/devorangefs-req.c2
-rw-r--r--fs/orangefs/namei.c16
-rw-r--r--fs/orangefs/orangefs-debugfs.c4
-rw-r--r--fs/orangefs/orangefs-debugfs.h1
-rw-r--r--fs/orangefs/orangefs-kernel.h10
-rw-r--r--fs/orangefs/orangefs-utils.c93
-rw-r--r--fs/orangefs/protocol.h15
-rw-r--r--fs/orangefs/super.c8
-rw-r--r--fs/overlayfs/Kconfig31
-rw-r--r--fs/overlayfs/Makefile3
-rw-r--r--fs/overlayfs/copy_up.c188
-rw-r--r--fs/overlayfs/dir.c175
-rw-r--r--fs/overlayfs/export.c715
-rw-r--r--fs/overlayfs/inode.c106
-rw-r--r--fs/overlayfs/namei.c533
-rw-r--r--fs/overlayfs/overlayfs.h66
-rw-r--r--fs/overlayfs/ovl_entry.h11
-rw-r--r--fs/overlayfs/readdir.c57
-rw-r--r--fs/overlayfs/super.c125
-rw-r--r--fs/overlayfs/util.c108
-rw-r--r--fs/pipe.c79
-rw-r--r--fs/proc/array.c8
-rw-r--r--fs/proc/base.c70
-rw-r--r--fs/proc/consoles.c3
-rw-r--r--fs/proc/fd.c2
-rw-r--r--fs/proc/generic.c18
-rw-r--r--fs/proc/inode.c11
-rw-r--r--fs/proc/internal.h29
-rw-r--r--fs/proc/kcore.c18
-rw-r--r--fs/proc/kmsg.c2
-rw-r--r--fs/proc/proc_net.c4
-rw-r--r--fs/proc/proc_sysctl.c4
-rw-r--r--fs/proc/self.c9
-rw-r--r--fs/proc/thread_self.c8
-rw-r--r--fs/proc/vmcore.c6
-rw-r--r--fs/proc_namespace.c4
-rw-r--r--fs/select.c10
-rw-r--r--fs/seq_file.c5
-rw-r--r--fs/signalfd.c4
-rw-r--r--fs/timerfd.c2
-rw-r--r--fs/udf/udftime.c5
-rw-r--r--fs/ufs/dir.c2
-rw-r--r--fs/userfaultfd.c16
-rw-r--r--fs/xfs/libxfs/xfs_sb.c4
-rw-r--r--fs/xfs/xfs_super.c24
-rw-r--r--fs/xfs/xfs_super.h7
121 files changed, 3006 insertions, 1387 deletions
diff --git a/fs/Kconfig b/fs/Kconfig
index 9774588da60e..bc821a86d965 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -58,6 +58,13 @@ config FS_DAX_PMD
depends on ZONE_DEVICE
depends on TRANSPARENT_HUGEPAGE
+# Selected by DAX drivers that do not expect filesystem DAX to support
+# get_user_pages() of DAX mappings. I.e. "limited" indicates no support
+# for fork() of processes with MAP_SHARED mappings or support for
+# direct-I/O to a DAX mapping.
+config FS_DAX_LIMITED
+ bool
+
endif # BLOCK
# Posix ACL utility routines
diff --git a/fs/affs/dir.c b/fs/affs/dir.c
index d180b46453cf..b2bf7016e1b3 100644
--- a/fs/affs/dir.c
+++ b/fs/affs/dir.c
@@ -81,7 +81,7 @@ affs_readdir(struct file *file, struct dir_context *ctx)
* we can jump directly to where we left off.
*/
ino = (u32)(long)file->private_data;
- if (ino && inode_cmp_iversion(inode, file->f_version) == 0) {
+ if (ino && inode_eq_iversion(inode, file->f_version)) {
pr_debug("readdir() left off=%d\n", ino);
goto inside;
}
diff --git a/fs/afs/addr_list.c b/fs/afs/addr_list.c
index a537368ba0db..fd9f28b8a933 100644
--- a/fs/afs/addr_list.c
+++ b/fs/afs/addr_list.c
@@ -332,11 +332,18 @@ bool afs_iterate_addresses(struct afs_addr_cursor *ac)
*/
int afs_end_cursor(struct afs_addr_cursor *ac)
{
- if (ac->responded && ac->index != ac->start)
- WRITE_ONCE(ac->alist->index, ac->index);
+ struct afs_addr_list *alist;
+
+ alist = ac->alist;
+ if (alist) {
+ if (ac->responded && ac->index != ac->start)
+ WRITE_ONCE(alist->index, ac->index);
+ afs_put_addrlist(alist);
+ }
- afs_put_addrlist(ac->alist);
+ ac->addr = NULL;
ac->alist = NULL;
+ ac->begun = false;
return ac->error;
}
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 23c7f395d718..ba2b458b36d1 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -17,10 +17,13 @@
#include <linux/pagemap.h>
#include <linux/ctype.h>
#include <linux/sched.h>
+#include <linux/dns_resolver.h>
#include "internal.h"
static struct d