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net: fix typos in Documentation/networking/scaling.txt

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The second hunk fixes rps_sock_flow_table but has to re-wrap the paragraph.

Signed-off-by: Benjamin Poirier <benjamin.poirier@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Benjamin Poirier 2011-10-04 04:00:30 +00:00 committed by David S. Miller
parent b64b73d7d0
commit 186c6bbced
1 changed files with 5 additions and 5 deletions
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10
Documentation/networking/scaling.txt
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@ -27,7 +27,7 @@ applying a filter to each packet that assigns it to one of a small number
of logical flows. Packets for each flow are steered to a separate receive
queue, which in turn can be processed by separate CPUs. This mechanism is
generally known as “Receive-side Scaling” (RSS). The goal of RSS and
the other scaling techniques to increase performance uniformly.
the other scaling techniques is to increase performance uniformly.
Multi-queue distribution can also be used for traffic prioritization, but
that is not the focus of these techniques.
@ -186,10 +186,10 @@ are steered using plain RPS. Multiple table entries may point to the
same CPU. Indeed, with many flows and few CPUs, it is very likely that
a single application thread handles flows with many different flow hashes.
rps_sock_table is a global flow table that contains the *desired* CPU for
flows: the CPU that is currently processing the flow in userspace. Each
table value is a CPU index that is updated during calls to recvmsg and
sendmsg (specifically, inet_recvmsg(), inet_sendmsg(), inet_sendpage()
rps_sock_flow_table is a global flow table that contains the *desired* CPU
for flows: the CPU that is currently processing the flow in userspace.
Each table value is a CPU index that is updated during calls to recvmsg
and sendmsg (specifically, inet_recvmsg(), inet_sendmsg(), inet_sendpage()
and tcp_splice_read()).
When the scheduler moves a thread to a new CPU while it has outstanding