linux-kernel - Re: [PATCH v2 5/9] x86, pmem: push fallback handling to arch code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 28 Aug 2015 14:47:18 -0700
From:	Dan Williams <dan.j.williams@...el.com>
To:	Toshi Kani <toshi.kani@...com>
Cc:	"hch@....de" <hch@....de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"hpa@...or.com" <hpa@...or.com>,
	"linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
	"mingo@...hat.com" <mingo@...hat.com>,
	"ross.zwisler@...ux.intel.com" <ross.zwisler@...ux.intel.com>,
	"boaz@...xistor.com" <boaz@...xistor.com>,
	"david@...morbit.com" <david@...morbit.com>
Subject: Re: [PATCH v2 5/9] x86, pmem: push fallback handling to arch code

On Fri, Aug 28, 2015 at 2:41 PM, Toshi Kani <toshi.kani@...com> wrote:
> On Wed, 2015-08-26 at 21:34 +0000, Williams, Dan J wrote:
[..]
>> -#define ARCH_MEMREMAP_PMEM MEMREMAP_WB
>
> Should it be better to do:
>
> #else   /* !CONFIG_ARCH_HAS_PMEM_API */
> #define ARCH_MEMREMAP_PMEM MEMREMAP_WT
>
> so that you can remove all '#ifdef ARCH_MEMREMAP_PMEM' stuff?

Yeah, that seems like a nice incremental cleanup for memremap_pmem()
to just unconditionally use ARCH_MEMREMAP_PMEM, feel free to send it
along.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/