diff options
| author | David Howells <dhowells@redhat.com> | 2022-08-31 15:16:42 +0300 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2022-09-01 13:44:13 +0300 |
| commit | 7903192c4b4a82d792cb0dc5e2779a2efe60d45b (patch) | |
| tree | 97717e96ed108027f39765226d644474406c0c49 /fs/afs/internal.h | |
| parent | 214a9dc7d852216e83acac7b75bc18f01ce184c2 (diff) | |
| download | linux-7903192c4b4a82d792cb0dc5e2779a2efe60d45b.tar.xz | |
afs: Use the operation issue time instead of the reply time for callbacks
rxrpc and kafs between them try to use the receive timestamp on the first
data packet (ie. the one with sequence number 1) as a base from which to
calculate the time at which callback promise and lock expiration occurs.
However, we don't know how long it took for the server to send us the reply
from it having completed the basic part of the operation - it might then,
for instance, have to send a bunch of a callback breaks, depending on the
particular operation.
Fix this by using the time at which the operation is issued on the client
as a base instead. That should never be longer than the server's idea of
the expiry time.
Fixes: 781070551c26 ("afs: Fix calculation of callback expiry time")
Fixes: 2070a3e44962 ("rxrpc: Allow the reply time to be obtained on a client call")
Suggested-by: Jeffrey E Altman <jaltman@auristor.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs/internal.h')
| -rw-r--r-- | fs/afs/internal.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 64ad55494349..723d162078a3 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -137,7 +137,6 @@ struct afs_call { bool need_attention; /* T if RxRPC poked us */ bool async; /* T if asynchronous */ bool upgrade; /* T to request service upgrade */ - bool have_reply_time; /* T if have got reply_time */ bool intr; /* T if interruptible */ bool unmarshalling_error; /* T if an unmarshalling error occurred */ u16 service_id; /* Actual service ID (after upgrade) */ @@ -151,7 +150,7 @@ struct afs_call { } __attribute__((packed)); __be64 tmp64; }; - ktime_t reply_time; /* Time of first reply packet */ + ktime_t issue_time; /* Time of issue of operation */ }; struct afs_call_type { |