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| author |   Sage Weil <sage@newdream.net> | 2011-07-26 11:26:07 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2011-07-26 11:26:07 -0700 |
| commit | 4918b6d140c4822201ebbe2f070875332aff337b (patch) | |
| tree | 0327a0a68acd2f8209893b4770ba3c9d9264041c /lib/mpi/mpi-internal.h | |
| parent | ceph: add flags field to file_info (diff) | |
| download | wireguard-linux-4918b6d140c4822201ebbe2f070875332aff337b.tar.xz wireguard-linux-4918b6d140c4822201ebbe2f070875332aff337b.zip | |
ceph: add F_SYNC file flag to force sync (non-O_DIRECT) io
This allows us to force IO through the sync path which you normally only
get when multiple clients are reading/writing to the same file or by
mounting with -o sync. Among other things, this lets test programs verify
correctness with a single mount.
Reviewed-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'lib/mpi/mpi-internal.h')
0 files changed, 0 insertions, 0 deletions