linux/fs/nfs
Benjamin Coddington 3f015d89a4 NFSv42: Fix pagecache invalidation after COPY/CLONE
The mechanism in use to allow the client to see the results of COPY/CLONE
is to drop those pages from the pagecache.  This forces the client to read
those pages once more from the server.  However, truncate_pagecache_range()
zeros out partial pages instead of dropping them.  Let us instead use
invalidate_inode_pages2_range() with full-page offsets to ensure the client
properly sees the results of COPY/CLONE operations.

Cc: <stable@vger.kernel.org> # v4.7+
Fixes: 2e72448b07 ("NFS: Add COPY nfs operation")
Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2021-11-17 14:08:23 -05:00
..
blocklayout block: Add bio_max_segs 2021-02-26 15:49:51 -07:00
filelayout SUNRPC: Trace calls to .rpc_call_done 2021-10-20 18:09:54 -04:00
flexfilelayout SUNRPC: Trace calls to .rpc_call_done 2021-10-20 18:09:54 -04:00
cache_lib.c NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
cache_lib.h NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
callback_proc.c NFSv4.2 add tracepoint to CB_OFFLOAD 2021-11-04 19:43:30 -04:00
callback_xdr.c NFS: Clean up the synopsis of callback process_op() 2021-08-10 14:18:35 -04:00
callback.c SUNRPC: Set rq_auth_stat in the pg_authenticate() callout 2021-08-10 14:18:35 -04:00
callback.h NFSv4: Add support for CB_RECALL_ANY for flexfiles layouts 2020-03-16 08:34:30 -04:00
client.c NFS: Remove the nfs4_label from the nfs4_getattr_res 2021-11-05 14:54:39 -04:00
delegation.c NFSv4: Fixes for nfs4_inode_return_delegation() 2021-10-20 18:09:53 -04:00
delegation.h NFSv4: Fix delegation return in cases where we have to retry 2021-06-13 19:36:27 -04:00
dir.c NFS: Remove the nfs4_label argument from nfs_setsecurity 2021-11-05 14:54:40 -04:00
direct.c NFS: Fix up commit deadlocks 2021-10-20 18:09:45 -04:00
dns_resolve.c NFS: remove duplicate headers 2020-05-27 10:10:12 -04:00
dns_resolve.h
export.c NFS: Remove the nfs4_label argument from nfs_fhget() 2021-11-05 14:54:40 -04:00
file.c New features: 2021-08-31 10:57:06 -07:00
fs_context.c NFSv4 introduce max_connect mount options 2021-08-27 16:37:17 -04:00
fscache-index.c nfs: fscache: use timespec64 in inode auxdata 2020-01-15 10:54:30 -05:00
fscache.c NFS: Fix fscache read from NFS after cache error 2021-07-08 14:03:26 -04:00
fscache.h nfs: fscache: use timespec64 in inode auxdata 2020-01-15 10:54:30 -05:00
getroot.c NFS: Remove the nfs4_label argument from nfs_setsecurity 2021-11-05 14:54:40 -04:00
inode.c NFS: Add a tracepoint to show the results of nfs_set_cache_invalid() 2021-11-17 14:08:23 -05:00
internal.h NFS: Create a new nfs_alloc_fattr_with_label() function 2021-11-05 14:54:38 -04:00
io.c NFS: Fix up incorrect documentation 2021-04-05 09:04:20 -04:00
iostat.h
Kconfig nfs: fix PNFS_FLEXFILE_LAYOUT Kconfig default 2021-03-08 11:47:47 -05:00
Makefile NFSv4.2: add client side xattr caching. 2020-07-13 17:52:46 -04:00
mount_clnt.c nfs: hornor timeo and retrans option when mounting NFSv3 2021-04-05 09:04:21 -04:00
namespace.c NFS: Remove the label from the nfs4_lookup_res struct 2021-11-05 14:54:39 -04:00
netns.h NFS: Add sysfs support for per-container identifier 2019-07-06 14:54:49 -04:00
nfs2super.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
nfs2xdr.c SUNRPC: Clean up the handling of page padding in rpc_prepare_reply_pages() 2020-12-02 14:05:53 -05:00
nfs3_fs.h vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
nfs3acl.c vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
nfs3client.c NFS: Additional refactoring for fs_context conversion 2020-01-15 10:15:17 -05:00
nfs3proc.c NFS: Remove the nfs4_label argument from nfs_add_or_obtain() 2021-11-05 14:54:39 -04:00
nfs3super.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
nfs3xdr.c NFS: Default change_attr_type to NFS4_CHANGE_TYPE_IS_UNDEFINED 2021-10-03 20:49:06 -04:00
nfs4_fs.h NFS: Remove the nfs4_label from the nfs4_getattr_res 2021-11-05 14:54:39 -04:00
nfs4client.c NFS: Replace calls to nfs_probe_fsinfo() with nfs_probe_server() 2021-10-20 18:09:54 -04:00
nfs4file.c NFS: Remove the nfs4_label argument from nfs_fhget() 2021-11-05 14:54:40 -04:00
nfs4getroot.c
nfs4idmap.c Fix user namespace leak 2021-10-20 18:09:54 -04:00
nfs4idmap.h
nfs4namespace.c nfs: Fix memory leak of export_path 2020-06-26 08:43:14 -04:00
nfs4proc.c NFS: Remove the nfs4_label argument from nfs_setsecurity 2021-11-05 14:54:40 -04:00
nfs4renewd.c treewide: remove editor modelines and cruft 2021-05-07 00:26:34 -07:00
nfs4session.c NFSv4: Sanity check the parameters in nfs41_update_target_slotid() 2021-11-07 09:23:14 -05:00
nfs4session.h NFSv4: Sanity check the parameters in nfs41_update_target_slotid() 2021-11-07 09:23:14 -05:00
nfs4state.c NFS: Fix a few more clear_bit() instances that need release semantics 2021-10-03 20:49:06 -04:00
nfs4super.c NFS: Adjust fs_context error logging 2021-01-10 13:32:39 -05:00
nfs4sysctl.c nfs: Do not convert nfs_idmap_cache_timeout to jiffies 2018-01-18 15:10:47 -05:00
nfs4trace.c pNFS/flexfiles: Add tracing for layout errors 2020-01-15 10:54:33 -05:00
nfs4trace.h NFSv4.2 add tracepoint to OFFLOAD_CANCEL 2021-11-04 19:43:30 -04:00
nfs4xdr.c NFS: Remove the nfs4_label argument from decode_getattr_*() functions 2021-11-05 14:54:40 -04:00
nfs42.h NFSv4.2: add the extended attribute proc functions. 2020-07-13 17:52:45 -04:00
nfs42proc.c NFSv42: Fix pagecache invalidation after COPY/CLONE 2021-11-17 14:08:23 -05:00
nfs42xattr.c nfs: Fix a typo in the file nfs42xattr.c 2021-04-05 09:04:20 -04:00
nfs42xdr.c NFSv42: Don't fail clone() unless the OP_CLONE operation failed 2021-11-17 14:08:23 -05:00
nfs.h
nfsroot.c nfsroot: Default mount option should ask for built-in NFS version 2020-11-02 10:29:03 -05:00
nfstrace.c NFSv4: Catch and trace server filehandle encoding errors 2021-04-14 09:36:29 -04:00
nfstrace.h NFS: Add a tracepoint to show the results of nfs_set_cache_invalid() 2021-11-17 14:08:23 -05:00
pagelist.c SUNRPC: Trace calls to .rpc_call_done 2021-10-20 18:09:54 -04:00
pnfs_dev.c NFSv4/pnfs: Add tracing for the deviceid cache 2020-12-16 17:25:24 -05:00
pnfs_nfs.c NFS: Fix up commit deadlocks 2021-10-20 18:09:45 -04:00
pnfs.c NFSv4/pnfs: The layout barrier indicate a minimal value for the seqid 2021-08-09 16:57:04 -04:00
pnfs.h NFS: Move NFS protocol display macros to global header 2021-11-02 12:31:23 -04:00
proc.c NFS: Remove the nfs4_label argument from nfs_instantiate() 2021-11-05 14:54:39 -04:00
read.c NFS: Add offset to nfs_aop_readahead tracepoint 2021-11-02 16:44:02 -04:00
super.c NFS: Call nfs_probe_server() during a fscontext-reconfigure event 2021-10-20 18:09:55 -04:00
symlink.c nfs: pass the correct prototype to read_cache_page 2019-05-09 16:26:57 -04:00
sysctl.c
sysfs.c NFSv4: Fix up RCU annotations for struct nfs_netns_client 2020-10-15 13:31:08 -04:00
sysfs.h NFSv4: Fix up RCU annotations for struct nfs_netns_client 2020-10-15 13:31:08 -04:00
unlink.c NFS: Fix open coded versions of nfs_set_cache_invalid() 2021-03-08 16:13:55 -05:00
write.c NFS: Remove redundant call to __set_page_dirty_nobuffers 2021-10-21 17:11:41 -04:00