From: Yazen Ghannam <yazen.ghannam@amd.com>
To: Borislav Petkov <bp@alien8.de>
Cc: linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org,
mchehab@kernel.org, tony.luck@intel.com, james.morse@arm.com,
rric@kernel.org, Smita.KoralahalliChannabasappa@amd.com
Subject: Re: [PATCH v4 18/24] EDAC/amd64: Define function to insert CS ID into address
Date: Wed, 9 Mar 2022 22:31:32 +0000 [thread overview]
Message-ID: <YikqxFfS9qrLLXM4@yaz-ubuntu> (raw)
In-Reply-To: <YgpUc7J2/4+n2oMv@zn.tnic>
On Mon, Feb 14, 2022 at 02:09:07PM +0100, Borislav Petkov wrote:
> On Thu, Jan 27, 2022 at 08:41:09PM +0000, Yazen Ghannam wrote:
> > @@ -1326,20 +1331,7 @@ static int denormalize_addr(struct addr_ctx *ctx)
> > return -EINVAL;
> > }
> >
> > - if (num_intlv_bits > 0) {
> > - u64 temp_addr_i;
> > -
> > - /*
> > - * The pre-interleaved address consists of XXXXXXIIIYYYYY
> > - * where III is the ID for this CS, and XXXXXXYYYYY are the
> > - * address bits from the post-interleaved address.
> > - * "num_intlv_bits" has been calculated to tell us how many "I"
> > - * bits there are. "intlv_addr_bit" tells us how many "Y" bits
> > - * there are (where "I" starts).
> > - */
>
> That comment looks useful, why remove it?
>
No firm reason. I just got the feeling it wasn't very useful. But I'll keep it
in case others find it helpful.
Thanks,
Yazen
next prev parent reply other threads:[~2022-03-09 22:31 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-27 20:40 [PATCH v4 00/24] AMD MCA Address Translation Updates Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 01/24] EDAC/amd64: Define Data Fabric operations Yazen Ghannam
2022-02-11 19:10 ` Borislav Petkov
2022-03-09 21:42 ` Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 02/24] EDAC/amd64: Define functions for DramOffset Yazen Ghannam
2022-02-11 19:23 ` Borislav Petkov
2022-03-09 21:43 ` Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 03/24] EDAC/amd64: Define function to read DRAM address map registers Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 04/24] EDAC/amd64: Define function to find interleaving mode Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 05/24] EDAC/amd64: Define function to denormalize address Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 06/24] EDAC/amd64: Define function to add DRAM base and hole Yazen Ghannam
2022-01-27 20:40 ` [PATCH v4 07/24] EDAC/amd64: Define function to dehash address Yazen Ghannam
2022-02-11 22:47 ` Borislav Petkov
2022-03-09 21:50 ` Yazen Ghannam
2022-03-10 16:01 ` Borislav Petkov
2022-01-27 20:40 ` [PATCH v4 08/24] EDAC/amd64: Define function to check DRAM limit address Yazen Ghannam
2022-02-14 10:06 ` Borislav Petkov
2022-03-09 22:03 ` Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 09/24] EDAC/amd64: Remove goto statements Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 10/24] EDAC/amd64: Define function to get Interleave Address Bit Yazen Ghannam
2022-02-14 12:10 ` Borislav Petkov
2022-03-09 22:12 ` Yazen Ghannam
2022-03-10 16:09 ` Borislav Petkov
2022-01-27 20:41 ` [PATCH v4 11/24] EDAC/amd64: Skip denormalization if no interleaving Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 12/24] EDAC/amd64: Define function to get number of interleaved channels Yazen Ghannam
2022-02-14 12:20 ` Borislav Petkov
2022-03-09 22:13 ` Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 13/24] EDAC/amd64: Define function to get number of interleaved dies Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 14/24] EDAC/amd64: Define function to get number of interleaved sockets Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 15/24] EDAC/amd64: Remove unnecessary assert Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 16/24] EDAC/amd64: Define function to make space for CS ID Yazen Ghannam
2022-02-14 12:50 ` Borislav Petkov
2022-03-09 22:25 ` Yazen Ghannam
2022-03-11 21:00 ` Borislav Petkov
2022-01-27 20:41 ` [PATCH v4 17/24] EDAC/amd64: Define function to calculate " Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 18/24] EDAC/amd64: Define function to insert CS ID into address Yazen Ghannam
2022-02-14 13:09 ` Borislav Petkov
2022-03-09 22:31 ` Yazen Ghannam [this message]
2022-01-27 20:41 ` [PATCH v4 19/24] EDAC/amd64: Define function to get CS Fabric ID Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 20/24] EDAC/amd64: Define function to find shift and mask values Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 21/24] EDAC/amd64: Update CS ID calculation to match reference code Yazen Ghannam
2022-02-14 13:42 ` Borislav Petkov
2022-03-09 22:32 ` Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 22/24] EDAC/amd64: Match hash function to " Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 23/24] EDAC/amd64: Define function to get interleave address select bit Yazen Ghannam
2022-01-27 20:41 ` [PATCH v4 24/24] EDAC/amd64: Add support for address translation on DF3 systems Yazen Ghannam
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