Re: [PATCH net-next 05/22] cxgb4: Add T5 write combining support
flat view
From: David Miller <davem@davemloft.net>
Date: 2013-03-12 12:19:27
Also in:
linux-rdma, linux-scsi
Possibly related (same subject, not in this thread)
- 2013-03-13 · Re: [PATCH net-next 05/22] cxgb4: Add T5 write combining support · Casey Leedom <hidden>
- 2013-03-13 · RE: [PATCH net-next 05/22] cxgb4: Add T5 write combining support · David Laight <hidden>
- 2013-03-13 · Re: [PATCH net-next 05/22] cxgb4: Add T5 write combining support · Vipul Pandya <hidden>
- 2013-03-12 · Re: [PATCH net-next 05/22] cxgb4: Add T5 write combining support · Steve Wise <hidden>
From: Vipul Pandya <redacted> Date: Tue, 12 Mar 2013 17:16:17 +0530
quoted hunk ↗ jump to hunk
+ writel(n, adap->bar2 + q->udb + 8); +#if defined(CONFIG_X86_32) || defined(CONFIG_X86_64) + asm volatile("sfence" : : : "memory"); +#endif
There is absolutely no way I'm letting anyone put crap like this into a driver. Use a portable inteface, and if one does not exist create one.