Hi Linus,
Please pull from:
git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git overlayfs-linus
Because copy up can take a long time, serialized copy ups could be a big
performance bottleneck. This update allows concurrent copy up of regular files
eliminating this potential problem. There are also minor fixes.
Thanks,
Miklos
---
Amir Goldstein (6):
ovl: check if upperdir fs supports O_TMPFILE
ovl: rearrange code in ovl_copy_up_locked()
ovl: copy up regular file using O_TMPFILE
ovl: introduce copy up waitqueue
ovl: concurrent copy up of regular files
ovl: properly implement sync_filesystem()
Konstantin Khlebnikov (1):
ovl: drop CAP_SYS_RESOURCE from saved mounter's credentials
---
fs/overlayfs/copy_up.c | 91 +++++++++++++++++++++++++++++++++++-------------
fs/overlayfs/overlayfs.h | 11 ++++++
fs/overlayfs/ovl_entry.h | 3 ++
fs/overlayfs/super.c | 39 +++++++++++++++++++--
fs/overlayfs/util.c | 30 ++++++++++++++++
5 files changed, 147 insertions(+), 27 deletions(-)
