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linux/fs/ceph
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Jeff Layton 4c18347238 ceph: take reference to req->r_parent at point of assignment 
Currently, we set the r_parent pointer but then don't take a reference
to it until we submit the request. If we end up freeing the req before
that point, then we'll do a iput when we shouldn't.

Instead, take the inode reference in the callers, so that it's always
safe to call ceph_mdsc_put_request on the req, even before submission.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Luis Henriques <lhenriques@suse.de>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
2021-06-29 00:15:52 +02:00
..
acl.c fs: make helpers idmap mount aware 2021-01-24 14:27:20 +01:00
addr.c ceph: add IO size metrics support 2021-06-29 00:15:51 +02:00
cache.c ceph: rip out old fscache readpage handling 2021-04-27 23:52:21 +02:00
cache.h ceph: convert ceph_readpage to netfs_readpage 2021-04-27 23:52:22 +02:00
caps.c ceph: eliminate ceph_async_iput() 2021-06-29 00:15:52 +02:00
ceph_frag.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
debugfs.c ceph: add IO size metrics support 2021-06-29 00:15:51 +02:00
dir.c ceph: take reference to req->r_parent at point of assignment 2021-06-29 00:15:52 +02:00
export.c ceph: take reference to req->r_parent at point of assignment 2021-06-29 00:15:52 +02:00
file.c ceph: take reference to req->r_parent at point of assignment 2021-06-29 00:15:52 +02:00
inode.c ceph: eliminate ceph_async_iput() 2021-06-29 00:15:52 +02:00
io.c ceph: fix kerneldoc copypasta over ceph_start_io_direct 2021-04-27 23:52:23 +02:00
io.h ceph: add buffered/direct exclusionary locking for reads and writes 2019-09-16 12:06:25 +02:00
ioctl.c ceph: consider inode's last read/write when calculating wanted caps 2020-03-30 12:42:42 +02:00
ioctl.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Kconfig ceph: convert ceph_readpage to netfs_readpage 2021-04-27 23:52:22 +02:00
locks.c ceph: fix up some warnings on W=1 builds 2020-12-14 23:21:47 +01:00
Makefile ceph: add dentry lease metric support 2020-06-01 13:22:51 +02:00
mds_client.c ceph: take reference to req->r_parent at point of assignment 2021-06-29 00:15:52 +02:00
mds_client.h ceph: eliminate session->s_gen_ttl_lock 2021-06-29 00:15:52 +02:00
mdsmap.c libceph, ceph: get and handle cluster maps with addrvecs 2020-12-14 23:21:50 +01:00
metric.c ceph: allow ceph_put_mds_session to take NULL or ERR_PTR 2021-06-29 00:15:52 +02:00
metric.h ceph: add IO size metrics support 2021-06-29 00:15:51 +02:00
quota.c ceph: eliminate ceph_async_iput() 2021-06-29 00:15:52 +02:00
snap.c ceph: eliminate ceph_async_iput() 2021-06-29 00:15:52 +02:00
strings.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
super.c ceph: add new RECOVER mount_state when recovering session 2020-12-14 23:21:46 +01:00
super.h ceph: eliminate ceph_async_iput() 2021-06-29 00:15:52 +02:00
util.c ceph: move net/ceph/ceph_fs.c to fs/ceph/util.c 2020-01-27 16:53:40 +01:00
xattr.c ceph: support getting ceph.dir.rsnaps vxattr 2021-04-27 23:52:23 +02:00