Re: [PATCH] s2io: replace readq() with mmiowb() in s2io

netdev

Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit()

To:	Ramkrishna Vepa <ram.vepa@xxxxxxxxxxxx>
Subject:	Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit()
From:	Anton Blanchard <anton@xxxxxxxxx>
Date:	Tue, 3 May 2005 13:06:20 +1000
Cc:	"'Arthur Kepner'" <akepner@xxxxxxx>, "'Leonid Grossman'" <leonid.grossman@xxxxxxxxxxxx>, muhammad.shafiq@xxxxxxxxxxxx, ramkrishna.vepa@xxxxxxxxxxxx, netdev@xxxxxxxxxxx, "'Ravinandan Arakali'" <ravinandan.arakali@xxxxxxxxxxxx>
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> [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.

Anton

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[PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Arthur Kepner Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Anton Blanchard Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Arthur Kepner RE: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Ramkrishna Vepa Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Anton Blanchard <= Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Arthur Kepner RE: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Ramkrishna Vepa Re: [PATCH] s2io: replace readq() with mmiowb() in s2io_xmit(), Anton Blanchard

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