Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1215669

Re: [PATCH] pmem, nfit: Fix ARCH_MEMREMAP_PMEM handling on x86_32

From Dan Williams <dan.j.williams@intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH] pmem, nfit: Fix ARCH_MEMREMAP_PMEM handling on x86_32
Date 2015-08-29 05:40 +0200
Message-ID <q2F9M-6EB-5@gated-at.bofh.it> (permalink)
References <q2C2d-2c4-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


On Fri, Aug 28, 2015 at 5:16 PM, Toshi Kani <toshi.kani@hp.com> wrote:
> ARCH_MEMREMAP_PMEM is defined on x86_64 only per ARCH_HAS_PMEM_API.
> The following compile error in __nfit_spa_map() was observed on
> x86_32 as it refers ARCH_MEMREMAP_PMEM without #ifdef.
>
>   drivers/acpi/nfit.c:1205:8: error: 'ARCH_MEMREMAP_PMEM'
>   undeclared (first use in this function)
>
> Fix it by defining ARCH_MEMREMAP_PMEM to MEMREMAP_WT in <linux/pmem.h>
> when CONFIG_ARCH_HAS_PMEM_API is not set, i.e. x86_32.
>
> Remove '#ifdef ARCH_MEMREMAP_PMEM's that are no longer necessary
> with this change.
>
> Also remove the redundant definition of ARCH_MEMREMAP_PMEM in
> <asm/pmem.h>.
>
> Signed-off-by: Toshi Kani <toshi.kani@hp.com>
> Cc: Dan Williams <dan.j.williams@intel.com>
> Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
> Cc: Christoph Hellwig <hch@lst.de>
> ----
> Apply on top of libnvdimm-for-next of the nvdimm tree.

Thanks Toshi, I'll fold this in to prevent bisection breakage.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | NextPrevious in thread | Find similar | Unroll thread


Thread

[PATCH] pmem, nfit: Fix ARCH_MEMREMAP_PMEM handling on x86_32 Toshi Kani <toshi.kani@hp.com> - 2015-08-29 02:20 +0200
  Re: [PATCH] pmem, nfit: Fix ARCH_MEMREMAP_PMEM handling on x86_32 Dan Williams <dan.j.williams@intel.com> - 2015-08-29 05:40 +0200

csiph-web