diff options
| author | Fred Isaman <[email protected]> | 2011-07-30 20:52:53 -0400 |
|---|---|---|
| committer | Trond Myklebust <[email protected]> | 2011-07-31 12:18:17 -0400 |
| commit | 9549ec01b0dcf1c1eb277cba60067236b3f48508 (patch) | |
| tree | 5f6aaeaafd088a13cf8369a11ac37367a44c2cde /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | b2be7811dd94816f3df76708c8eb7f55bf7289e2 (diff) | |
pnfsblock: bl_read_pagelist
Note: When upper layer's read/write request cannot be fulfilled, the block
layout driver shouldn't silently mark the page as error. It should do
what can be done and leave the rest to the upper layer. To do so, we
should set rdata/wdata->res.count properly.
When upper layer re-send the read/write request to finish the rest
part of the request, pgbase is the position where we should start at.
[pnfsblock: mark IO error with NFS_LAYOUT_{RW|RO}_FAILED]
Signed-off-by: Peng Tao <[email protected]>
[pnfsblock: read path error handling]
Signed-off-by: Fred Isaman <[email protected]>
[pnfsblock: handle errors when read or write pagelist.]
Signed-off-by: Zhang Jingwang <[email protected]>
[pnfs-block: use new read_pagelist api]
Signed-off-by: Benny Halevy <[email protected]>
Signed-off-by: Benny Halevy <[email protected]>
Signed-off-by: Jim Rees <[email protected]>
Signed-off-by: Trond Myklebust <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions