diff options
| author | Andy Adamson <andros@netapp.com> | 2009-04-03 08:28:48 +0300 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-04-03 17:41:20 -0700 |
| commit | 496c262cf01106a546ffb7df6fea84b8b881ee19 (patch) | |
| tree | c1b609cd82d7f64a14eedfc308ce21bdf5b05431 /fs/dcache.c | |
| parent | 6668958fac1d05f55420de702f3678d46c1e93a5 (diff) | |
nfsd41: check encode size for sessions maxresponse cached
Calculate the space the compound response has taken after encoding the current
operation.
pad: add on 8 bytes for the next operation's op_code and status so that
there is room to cache a failure on the next operation.
Compare this length to the session se_fmaxresp_cached and return
nfserr_rep_too_big_to_cache if the length is too large.
Our se_fmaxresp_cached will always be a multiple of PAGE_SIZE, and so
will be at least a page and will therefore hold the xdr_buf head.
Signed-off-by: Andy Adamson <andros@netapp.com>
[nfsd41: non-page DRC for solo sequence responses]
[fixed nfsd4_check_drc_limit cosmetics]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfsd41: use cstate session in nfsd4_check_drc_limit]
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/dcache.c')
0 files changed, 0 insertions, 0 deletions