| To: | Anton Blanchard <anton@xxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit() |
| From: | Arthur Kepner <akepner@xxxxxxx> |
| Date: | Tue, 3 May 2005 07:52:06 -0700 (PDT) |
| Cc: | Ramkrishna Vepa <ram.vepa@xxxxxxxxxxxx>, "'Leonid Grossman'" <leonid.grossman@xxxxxxxxxxxx>, muhammad.shafiq@xxxxxxxxxxxx, ramkrishna.vepa@xxxxxxxxxxxx, netdev@xxxxxxxxxxx, "'Ravinandan Arakali'" <ravinandan.arakali@xxxxxxxxxxxx> |
| In-reply-to: | <20050503030620.GE12682@krispykreme> |
| References: | <Pine.LNX.4.61.0505021844480.16692@xxxxxxxxxx> <03d401c54f8c$03917fd0$5c10100a@xxxxxxxxxxx> <20050503030620.GE12682@krispykreme> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Tue, 3 May 2005, Anton Blanchard wrote: > > > [Ram] Yes, it is to ensure ordering as well as the flush of the io that is > > required in some platforms. > > If the flush of the IO is required I cant see how we can remove the read. > Agreed. Can someone from neterion comment? Is a flush required, or is ordering all that's required here? -- Arthur |
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