From: Ira Weiny <ira.weiny@intel.com>
To: Alison Schofield <alison.schofield@intel.com>,
Shiyang Ruan <ruansy.fnst@fujitsu.com>
Cc: <qemu-devel@nongnu.org>, <linux-cxl@vger.kernel.org>,
<Jonathan.Cameron@huawei.com>, <dan.j.williams@intel.com>,
<dave@stgolabs.net>, <ira.weiny@intel.com>,
<stable@vger.kernel.org>
Subject: Re: [PATCH v3 1/2] cxl/core: correct length of DPA field masks
Date: Tue, 23 Apr 2024 14:04:41 -0700 [thread overview]
Message-ID: <66282269c8d4e_d2ce22941e@iweiny-mobl.notmuch> (raw)
In-Reply-To: <ZifzF8cXObFiDiIK@aschofie-mobl2>
Alison Schofield wrote:
> On Wed, Apr 17, 2024 at 03:50:52PM +0800, Shiyang Ruan wrote:
[snip]
> > diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h
> > index e5f13260fc52..cdfce932d5b1 100644
> > --- a/drivers/cxl/core/trace.h
> > +++ b/drivers/cxl/core/trace.h
> > @@ -253,7 +253,7 @@ TRACE_EVENT(cxl_generic_event,
> > * DRAM Event Record
> > * CXL rev 3.0 section 8.2.9.2.1.2; Table 8-44
> > */
> > -#define CXL_DPA_FLAGS_MASK 0x3F
> > +#define CXL_DPA_FLAGS_MASK 0x3FULL
> > #define CXL_DPA_MASK (~CXL_DPA_FLAGS_MASK)
> >
> > #define CXL_DPA_VOLATILE BIT(0)
>
> This works but I'm thinking this is the time to convene on one
> CXL_EVENT_DPA_MASK for both all CXL events, rather than having
> cxl_poison event be different.
>
> I prefer how poison defines it:
>
> cxlmem.h:#define CXL_POISON_START_MASK GENMASK_ULL(63, 6)
>
> Can we rename that CXL_EVENT_DPA_MASK and use for all events?
Ah! Great catch. I dont' know why I only masked off the 2 used bits.
That was short sighted of me.
Yes we should consolidate these.
Ira
next prev parent reply other threads:[~2024-04-23 21:05 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-17 7:50 [PATCH v3 0/2] cxl: add poison creation event handler Shiyang Ruan via
2024-04-17 7:50 ` [PATCH v3 1/2] cxl/core: correct length of DPA field masks Shiyang Ruan via
2024-04-23 17:35 ` Ira Weiny
2024-04-23 17:35 ` Dan Williams
2024-04-23 17:42 ` Alison Schofield
2024-04-23 21:04 ` Ira Weiny [this message]
2024-04-25 10:05 ` Shiyang Ruan via
2024-04-25 16:04 ` Ira Weiny
2024-04-30 21:00 ` Alison Schofield
2024-05-03 11:37 ` Shiyang Ruan via
2024-04-17 7:50 ` [PATCH v3 2/2] cxl/core: add poison creation event handler Shiyang Ruan via
2024-04-17 17:30 ` Dave Jiang
2024-04-18 9:01 ` Shiyang Ruan via
2024-04-21 12:14 ` kernel test robot
2024-04-23 17:57 ` Ira Weiny
2024-05-03 10:42 ` Shiyang Ruan via
2024-05-08 16:15 ` Jonathan Cameron via
2024-04-23 18:40 ` Dan Williams
2024-05-03 11:32 ` Shiyang Ruan via
2024-05-21 5:35 ` Shiyang Ruan via
2024-05-22 6:45 ` Dan Williams
2024-05-24 15:15 ` Shiyang Ruan via
2024-05-28 10:13 ` Shiyang Ruan via
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