netdev - Re: r8169 performance?

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Date:	Mon, 5 Dec 2011 07:44:03 +0100
From:	Francois Romieu <romieu@...zoreil.com>
To:	Chris Adams <cmadams@...aay.net>, netdev@...r.kernel.org,
	hayeswang <hayeswang@...ltek.com>
Subject: Re: r8169 performance?

Chris Adams <cmadams@...aay.net> :
[...]
> On the "problem" computer (on Fedora 16, kernel 3.1.2):
> 
> [    7.101106] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
> [    7.102665] r8169 0000:02:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> [    7.107308] r8169 0000:02:00.0: setting latency timer to 64
> [    7.107370] r8169 0000:02:00.0: irq 42 for MSI/MSI-X
> [    7.107703] r8169 0000:02:00.0: eth0: RTL8168d/8111d at 0xffffc900112fc000, 00:19:66:f2:dc:0b, XID 081000c0 IRQ 42
> 
> On the "okay" computer (on Fedora 14, kernel 2.6.35.14):
> 
> [    9.053574] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
> [    9.053594] r8169 0000:06:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> [    9.053689] r8169 0000:06:00.0: setting latency timer to 64
> [    9.053740] r8169 0000:06:00.0: irq 47 for MSI/MSI-X
> [    9.053830] r8169 0000:06:00.0: eth0: RTL8168d/8111d at 0xffffc90012998000, 6c:f0:49:b7:67:91, XID 083000c0 IRQ 47

Almost the same: RTL_GIGA_MAC_VER_25 versus RTL_GIGA_MAC_VER_26 (faster).

The only difference in the driver is the hw_phy_config part.

-- 
Ueimor
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