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| author | David Howells <dhowells@redhat.com> | 2022-11-11 11:35:36 +0300 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2023-01-06 12:43:33 +0300 |
| commit | 2d689424b6184535890c251f937ccf815fde9cd2 (patch) | |
| tree | 38560edb8802f3c02e30420a6de79456cdbbdf3b /Documentation/networking | |
| parent | d41b3f5b96881809c73f86e3ca436c9426610b7a (diff) | |
| download | linux-2d689424b6184535890c251f937ccf815fde9cd2.tar.xz | |
rxrpc: Move call state changes from sendmsg to I/O thread
Move all the call state changes that are made in rxrpc_sendmsg() to the I/O
thread. This is a step towards removing the call state lock.
This requires the switch to the RXRPC_CALL_CLIENT_AWAIT_REPLY and
RXRPC_CALL_SERVER_SEND_REPLY states to be done when the last packet is
decanted from ->tx_sendmsg to ->tx_buffer in the I/O thread, not when it is
added to ->tx_sendmsg by sendmsg().
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
Diffstat (limited to 'Documentation/networking')
| -rw-r--r-- | Documentation/networking/rxrpc.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/networking/rxrpc.rst b/Documentation/networking/rxrpc.rst index 39494a6ea739..e1af54424192 100644 --- a/Documentation/networking/rxrpc.rst +++ b/Documentation/networking/rxrpc.rst @@ -880,8 +880,8 @@ The kernel interface functions are as follows: notify_end_rx can be NULL or it can be used to specify a function to be called when the call changes state to end the Tx phase. This function is - called with the call-state spinlock held to prevent any reply or final ACK - from being delivered first. + called with a spinlock held to prevent the last DATA packet from being + transmitted until the function returns. (#) Receive data from a call:: |