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| author | Paolo Abeni <pabeni@redhat.com> | 2020-09-14 11:01:07 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-09-14 23:28:02 +0300 |
| commit | 63561a403c7c89d59205401db14fb444c6535cef (patch) | |
| tree | f0cabc37a55b26c56856445fb1645c82dc44cce8 /include/linux/fpga/fpga-bridge.h | |
| parent | 26cdb8f72a952ef247dfb1d507eadfe0ec8277ae (diff) | |
| download | linux-63561a403c7c89d59205401db14fb444c6535cef.tar.xz | |
mptcp: rethink 'is writable' conditional
Currently, when checking for the 'msk is writable' condition, we
look at the individual subflows write space.
That works well while we send data via a single subflow, but will
not as soon as we will enable concurrent xmit on multiple subflows.
With this change msk becomes writable when the following conditions
hold:
- the socket has some free write space
- there is at least a subflow with write free space
Additionally we need to set the NOSPACE bit on all subflows
before blocking.
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/fpga/fpga-bridge.h')
0 files changed, 0 insertions, 0 deletions