* [PATCH 2/13] cxgb3 - Update rx coalescing length
@ 2007-08-11 6:29 Divy Le Ray
2007-08-14 5:41 ` Jeff Garzik
0 siblings, 1 reply; 3+ messages in thread
From: Divy Le Ray @ 2007-08-11 6:29 UTC (permalink / raw)
To: jeff; +Cc: netdev, linux-kernel, swise
From: Divy Le Ray <divy@chelsio.com>
Set max Rx coalescing length to 12288
Signed-off-by: Divy Le Ray <divy@chelsio.com>
---
drivers/net/cxgb3/common.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index c46c249..55922ed 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -104,7 +104,7 @@ enum {
PROTO_SRAM_LINES = 128, /* size of TP sram */
};
-#define MAX_RX_COALESCING_LEN 16224U
+#define MAX_RX_COALESCING_LEN 12288U
enum {
PAUSE_RX = 1 << 0,
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH 2/13] cxgb3 - Update rx coalescing length
2007-08-11 6:29 [PATCH 2/13] cxgb3 - Update rx coalescing length Divy Le Ray
@ 2007-08-14 5:41 ` Jeff Garzik
2007-08-14 23:22 ` Divy Le Ray
0 siblings, 1 reply; 3+ messages in thread
From: Jeff Garzik @ 2007-08-14 5:41 UTC (permalink / raw)
To: Divy Le Ray; +Cc: netdev, linux-kernel, swise
Divy Le Ray wrote:
> From: Divy Le Ray <divy@chelsio.com>
>
> Set max Rx coalescing length to 12288
>
> Signed-off-by: Divy Le Ray <divy@chelsio.com>
> ---
>
> drivers/net/cxgb3/common.h | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
> index c46c249..55922ed 100644
> --- a/drivers/net/cxgb3/common.h
> +++ b/drivers/net/cxgb3/common.h
> @@ -104,7 +104,7 @@ enum {
> PROTO_SRAM_LINES = 128, /* size of TP sram */
> };
>
> -#define MAX_RX_COALESCING_LEN 16224U
> +#define MAX_RX_COALESCING_LEN 12288U
neither the patch nor description explains -why-
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH 2/13] cxgb3 - Update rx coalescing length
2007-08-14 5:41 ` Jeff Garzik
@ 2007-08-14 23:22 ` Divy Le Ray
0 siblings, 0 replies; 3+ messages in thread
From: Divy Le Ray @ 2007-08-14 23:22 UTC (permalink / raw)
To: Jeff Garzik; +Cc: netdev, linux-kernel, Steve Wise
Jeff Garzik wrote:
>
> Divy Le Ray wrote:
> > From: Divy Le Ray <divy@chelsio.com>
> >
> > Set max Rx coalescing length to 12288
> >
> > Signed-off-by: Divy Le Ray <divy@chelsio.com>
> > ---
> >
> > drivers/net/cxgb3/common.h | 2 +-
> > 1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
> > index c46c249..55922ed 100644
> > --- a/drivers/net/cxgb3/common.h
> > +++ b/drivers/net/cxgb3/common.h
> > @@ -104,7 +104,7 @@ enum {
> > PROTO_SRAM_LINES = 128, /* size of TP sram */
> > };
> >
> > -#define MAX_RX_COALESCING_LEN 16224U
> > +#define MAX_RX_COALESCING_LEN 12288U
>
> neither the patch nor description explains -why-
>
We're seeing back pressure from PCIe with large bursts, this patch
allows to cut down on the burst size.
Divy
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2007-08-14 23:22 UTC | newest]
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2007-08-11 6:29 [PATCH 2/13] cxgb3 - Update rx coalescing length Divy Le Ray
2007-08-14 5:41 ` Jeff Garzik
2007-08-14 23:22 ` Divy Le Ray
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