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| author | Shan Wei <shanwei88@gmail.com> | 2011-12-19 20:34:15 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-12-20 23:11:46 +0400 |
| commit | 08f4fc9da9a04d59f5c937e06e375158abb68206 (patch) | |
| tree | 06821b1672a34a75dbb8f78e193b6fa8bbb8a548 /Documentation/networking/scaling.txt | |
| parent | 72861ae792c2263bd1058dd3b034e0bf84a676c1 (diff) | |
| download | linux-08f4fc9da9a04d59f5c937e06e375158abb68206.tar.xz | |
net: doc: fix many typos in scaling.txt
Fix some trivial typos.
Signed-off-by: Shan Wei <shanwei88@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking/scaling.txt')
| -rw-r--r-- | Documentation/networking/scaling.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/networking/scaling.txt b/Documentation/networking/scaling.txt index a177de21d28e..579994afbe06 100644 --- a/Documentation/networking/scaling.txt +++ b/Documentation/networking/scaling.txt @@ -208,7 +208,7 @@ The counter in rps_dev_flow_table values records the length of the current CPU's backlog when a packet in this flow was last enqueued. Each backlog queue has a head counter that is incremented on dequeue. A tail counter is computed as head counter + queue length. In other words, the counter -in rps_dev_flow_table[i] records the last element in flow i that has +in rps_dev_flow[i] records the last element in flow i that has been enqueued onto the currently designated CPU for flow i (of course, entry i is actually selected by hash and multiple flows may hash to the same entry i). @@ -224,7 +224,7 @@ following is true: - The current CPU's queue head counter >= the recorded tail counter value in rps_dev_flow[i] -- The current CPU is unset (equal to NR_CPUS) +- The current CPU is unset (equal to RPS_NO_CPU) - The current CPU is offline After this check, the packet is sent to the (possibly updated) current @@ -235,7 +235,7 @@ CPU. ==== RFS Configuration -RFS is only available if the kconfig symbol CONFIG_RFS is enabled (on +RFS is only available if the kconfig symbol CONFIG_RPS is enabled (on by default for SMP). The functionality remains disabled until explicitly configured. The number of entries in the global flow table is set through: @@ -258,7 +258,7 @@ For a single queue device, the rps_flow_cnt value for the single queue would normally be configured to the same value as rps_sock_flow_entries. For a multi-queue device, the rps_flow_cnt for each queue might be configured as rps_sock_flow_entries / N, where N is the number of -queues. So for instance, if rps_flow_entries is set to 32768 and there +queues. So for instance, if rps_sock_flow_entries is set to 32768 and there are 16 configured receive queues, rps_flow_cnt for each queue might be configured as 2048. |