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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2011-08-16 10:50:10 +0530 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2011-10-24 11:13:11 -0500 |
| commit | abfa034e4b8ed0046fa589769e9840af645bc4ba (patch) | |
| tree | 146195e891a2fd63e3fc91f803547abb904b2087 /net/9p/protocol.h | |
| parent | c3b92c8787367a8bb53d57d9789b558f1295cc96 (diff) | |
| download | linux-abfa034e4b8ed0046fa589769e9840af645bc4ba.tar.gz linux-abfa034e4b8ed0046fa589769e9840af645bc4ba.tar.bz2 linux-abfa034e4b8ed0046fa589769e9840af645bc4ba.zip | |
fs/9p: Update zero-copy implementation in 9p
* remove lot of update to different data structure
* add a seperate callback for zero copy request.
* above makes non zero copy code path simpler
* remove conditionalizing TREAD/TREADDIR/TWRITE in the zero copy path
* Fix the dotu p9_check_errors with zero copy. Add sufficient doc around
* Add support for both in and output buffers in zero copy callback
* pin and unpin pages in the same context
* use helpers instead of defining page offset and rest of page ourself
* Fix mem leak in p9_check_errors
* Remove 'E' and 'F' in p9pdu_vwritef
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'net/9p/protocol.h')
| -rw-r--r-- | net/9p/protocol.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/9p/protocol.h b/net/9p/protocol.h index 2431c0f38d56..a0eb8ff11f22 100644 --- a/net/9p/protocol.h +++ b/net/9p/protocol.h @@ -32,3 +32,4 @@ int p9pdu_prepare(struct p9_fcall *pdu, int16_t tag, int8_t type); int p9pdu_finalize(struct p9_fcall *pdu); void p9pdu_dump(int, struct p9_fcall *); void p9pdu_reset(struct p9_fcall *pdu); +size_t pdu_read(struct p9_fcall *pdu, void *data, size_t size); |