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2020-12-09SUNRPC: Remove XDRBUF_SPARSE_PAGES flag in gss_proxy upcallChuck Lever2-6/+10
There's no need to defer allocation of pages for the receive buffer. - This upcall is quite infrequent - gssp_alloc_receive_pages() can allocate the pages with GFP_KERNEL, unlike the transport - gssp_alloc_receive_pages() knows exactly how many pages are needed Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Olga Kornievskaia <kolga@netapp.com>
2020-12-09sunrpc: clean-up cache downcallRoberto Bergantinos Corpas1-30/+11
We can simplify code around cache_downcall unifying memory allocations using kvmalloc. This has the benefit of getting rid of cache_slow_downcall (and queue_io_mutex), and also matches userland allocation size and limits. Signed-off-by: Roberto Bergantinos Corpas <rbergant@redhat.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-12-09nfsd: Fix message level for normal terminationkazuo ito1-2/+1
The warning message from nfsd terminating normally can confuse system adminstrators or monitoring software. Though it's not exactly fair to pin-point a commit where it originated, the current form in the current place started to appear in: Fixes: e096bbc6488d ("knfsd: remove special handling for SIGHUP") Signed-off-by: kazuo ito <kzpn200@gmail.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Remove macros that are no longer usedChuck Lever2-49/+0
Now that all the NFSv4 decoder functions have been converted to make direct calls to the xdr helpers, remove the unused C macros. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_compound()Chuck Lever1-40/+29
And clean-up: Now that we have removed the DECODE_TAIL macro from nfsd4_decode_compound(), we observe that there's no benefit for nfsd4_decode_compound() to return nfs_ok or nfserr_bad_xdr only to have its sole caller convert those values to one or zero, respectively. Have nfsd4_decode_compound() return 1/0 instead. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Make nfsd4_ops::opnum a u32Chuck Lever3-6/+5
Avoid passing a "pointer to int" argument to xdr_stream_decode_u32. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_listxattrs()Chuck Lever1-5/+5
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_setxattr()Chuck Lever1-7/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_xattr_name()Chuck Lever1-12/+9
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_clone()Chuck Lever1-31/+21
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_seek()Chuck Lever1-7/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_offload_status()Chuck Lever1-1/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_copy_notify()Chuck Lever1-8/+8
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_copy()Chuck Lever2-20/+23
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_nl4_server()Chuck Lever1-14/+20
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_fallocate()Chuck Lever1-7/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_reclaim_complete()Chuck Lever1-10/+8
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_destroy_clientid()Chuck Lever1-10/+6
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_test_stateid()Chuck Lever1-36/+25
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_sequence()Chuck Lever1-16/+20
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_secinfo_no_name()Chuck Lever1-11/+8
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_layoutreturn()Chuck Lever1-28/+44
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_layoutget()Chuck Lever1-14/+17
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_layoutcommit()Chuck Lever1-62/+58
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_getdeviceinfo()Chuck Lever1-21/+29
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_free_stateid()Chuck Lever1-7/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_destroy_session()Chuck Lever1-5/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_create_session()Chuck Lever1-10/+14
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Add a helper to decode channel_attrs4Chuck Lever1-33/+38
De-duplicate some code. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Add a helper to decode nfs_impl_id4Chuck Lever1-25/+38
Refactor for clarity. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Add a helper to decode state_protect4_aChuck Lever3-19/+29
Refactor for clarity. Also, remove a stale comment. Commit ed94164398c9 ("nfsd: implement machine credential support for some operations") added support for SP4_MACH_CRED, so state_protect_a is no longer completely ignored. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Add a separate decoder for ssv_sp_parmsChuck Lever1-26/+44
Refactor for clarity. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Add a separate decoder to handle state_protect_opsChuck Lever1-43/+23
Refactor for clarity and de-duplication of code. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_bind_conn_to_session()Chuck Lever1-12/+29
A dedicated sessionid4 decoder is introduced that will be used by other operation decoders in subsequent patches. Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_backchannel_ctl()Chuck Lever1-11/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_cb_sec()Chuck Lever1-58/+107
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_release_lockowner()Chuck Lever1-7/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_write()Chuck Lever1-10/+11
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_verify()Chuck Lever1-8/+15
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_setclientid_confirm()Chuck Lever1-6/+5
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_setclientid()Chuck Lever1-16/+31
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_setattr()Chuck Lever1-1/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_secinfo()Chuck Lever1-10/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_renew()Chuck Lever1-9/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_rename()Chuck Lever1-14/+4
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_remove()Chuck Lever1-10/+1
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_readdir()Chuck Lever1-9/+14
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_read()Chuck Lever1-6/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_putfh()Chuck Lever1-7/+12
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2020-11-30NFSD: Replace READ* macros in nfsd4_decode_open_downgrade()Chuck Lever1-9/+7
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>