[lkml]   [2008]   [May]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: HELP: Is writeq an atomic operation??
From: Roland Dreier <>
Date: Fri, 02 May 2008 15:43:32 -0700

> Are there any 32-bit platforms with writeq()? A quick grep suggests not.

Right, I guess there aren't, but what drivers do currently is roll
their own 64-bit MMIO for such cases.

I noticed this when writing drivers/net/niu.c

I suppose this is on purpose, so the driver can setup any
such protection and handling, as needed.

 \ /
  Last update: 2008-05-03 00:51    [W:0.044 / U:39.212 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site