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Date: Thu, 18 Oct 2007 17:16:20 -0700 From: Randy Dunlap <randy.dunlap@...cle.com> To: netdev <netdev@...r.kernel.org> Cc: jgarzik <jgarzik@...ox.com>, davem@...emloft.net Subject: [PATCH] NAPI: kconfig prompt and deleted doc file From: Randy Dunlap <randy.dunlap@...cle.com> - make the kconfig NAPI option prompt consistent across all net drivers (other than EXPERIMENTAL; can it now be removed also, or is the new napi_struct implementation now EXPERIMENTAL ?) - remove comment about the now-deleted NAPI_HOWTO.txt file - clean up typos in Tulip NAPI & Interrupt Mitigation Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com> --- drivers/net/Kconfig | 37 +++++-------------------------------- drivers/net/tulip/Kconfig | 14 ++++++-------- 2 files changed, 11 insertions(+), 40 deletions(-) --- linux-2.6.23-git13.orig/drivers/net/Kconfig +++ linux-2.6.23-git13/drivers/net/Kconfig @@ -1293,9 +1293,6 @@ config PCNET32_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config AMD8111_ETH @@ -1313,7 +1310,7 @@ config AMD8111_ETH will be called amd8111e. config AMD8111E_NAPI - bool "Enable NAPI support" + bool "Use RX polling (NAPI)" depends on AMD8111_ETH help NAPI is a new driver API designed to reduce CPU and interrupt load @@ -1324,9 +1321,6 @@ config AMD8111E_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config ADAPTEC_STARFIRE @@ -1355,9 +1349,6 @@ config ADAPTEC_STARFIRE_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config AC3200 @@ -1431,7 +1422,7 @@ config FORCEDETH called forcedeth. config FORCEDETH_NAPI - bool "Use Rx and Tx Polling (NAPI) (EXPERIMENTAL)" + bool "Use Rx Polling (NAPI) (EXPERIMENTAL)" depends on FORCEDETH && EXPERIMENTAL help NAPI is a new driver API designed to reduce CPU and interrupt load @@ -1442,9 +1433,6 @@ config FORCEDETH_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config CS89x0 @@ -1756,9 +1744,6 @@ config VIA_RHINE_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - config LAN_SAA9730 bool "Philips SAA9730 Ethernet support" depends on NET_PCI && PCI && MIPS_ATLAS @@ -2003,9 +1988,6 @@ config E1000_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config E1000_DISABLE_PACKET_SPLIT @@ -2099,7 +2081,7 @@ config R8169 will be called r8169. This is recommended. config R8169_NAPI - bool "Use Rx and Tx Polling (NAPI) (EXPERIMENTAL)" + bool "Use Rx Polling (NAPI) (EXPERIMENTAL)" depends on R8169 && EXPERIMENTAL help NAPI is a new driver API designed to reduce CPU and interrupt load @@ -2110,9 +2092,6 @@ config R8169_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config R8169_VLAN @@ -2364,7 +2343,7 @@ config GIANFAR and MPC86xx family of chips, and the FEC on the 8540. config GFAR_NAPI - bool "NAPI Support" + bool "Use Rx Polling (NAPI)" depends on GIANFAR config UCC_GETH @@ -2376,7 +2355,7 @@ config UCC_GETH which is available on some Freescale SOCs. config UGETH_NAPI - bool "NAPI Support" + bool "Use Rx Polling (NAPI)" depends on UCC_GETH config UGETH_MAGIC_PACKET @@ -2559,9 +2538,6 @@ config IXGB_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config S2IO @@ -2584,9 +2560,6 @@ config S2IO_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config MYRI10GE --- linux-2.6.23-git13.orig/drivers/net/tulip/Kconfig +++ linux-2.6.23-git13/drivers/net/tulip/Kconfig @@ -67,7 +67,7 @@ config TULIP_MMIO If in doubt, say N. config TULIP_NAPI - bool "Use NAPI RX polling " + bool "Use RX polling (NAPI)" depends on TULIP help NAPI is a new driver API designed to reduce CPU and interrupt load @@ -78,18 +78,16 @@ config TULIP_NAPI deployed on potentially unfriendly networks (e.g. in a firewall), then say Y here. - See <file:Documentation/networking/NAPI_HOWTO.txt> for more - information. - If in doubt, say N. config TULIP_NAPI_HW_MITIGATION - bool "Use Interrupt Mitigation " + bool "Use Interrupt Mitigation" depends on TULIP_NAPI ---help--- - Use HW to reduce RX interrupts. Not strict necessary since NAPI reduces - RX interrupts but itself. Although this reduces RX interrupts even at - low levels traffic at the cost of a small latency. + Use HW to reduce RX interrupts. Not strictly necessary since NAPI + reduces RX interrupts by itself. Interrupt mitigation reduces RX + interrupts even at low levels of traffic at the cost of a small + latency. If in doubt, say Y. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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