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Re: [RFC PATCH] x86, uaccess, pmem: introduce copy_from_iter_writethru for dax + pmem

From Ingo Molnar <mingo@kernel.org>
Newsgroups linux.kernel
Subject Re: [RFC PATCH] x86, uaccess, pmem: introduce copy_from_iter_writethru for dax + pmem
Date 2017-04-27 08:40 +0200
Message-ID <tALfQ-5aa-15@gated-at.bofh.it> (permalink)
References <tADii-8v0-5@gated-at.bofh.it> <tADih-8v0-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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* Dan Williams <dan.j.williams@intel.com> wrote:

> +#ifdef CONFIG_ARCH_HAS_UACCESS_WRITETHRU
> +#define __HAVE_ARCH_MEMCPY_WRITETHRU 1
> +void memcpy_writethru(void *dst, const void *src, size_t cnt);
> +#endif

This should be named memcpy_wt(), which is the well-known postfix for 
write-through.

We already have ioremap_wt(), set_memory_wt(), etc. - no need to introduce a 
longer variant with uncommon spelling.

Thanks,

	Ingo

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[RFC PATCH] x86, uaccess,  pmem: introduce copy_from_iter_writethru for dax + pmem Dan Williams <dan.j.williams@intel.com> - 2017-04-27 00:10 +0200
  Re: [RFC PATCH] x86, uaccess, pmem: introduce  copy_from_iter_writethru for dax + pmem Ingo Molnar <mingo@kernel.org> - 2017-04-27 08:40 +0200
    [PATCH v2] x86,  uaccess: introduce copy_from_iter_wt for pmem / writethrough  operations Dan Williams <dan.j.williams@intel.com> - 2017-04-28 21:50 +0200
      Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Ingo Molnar <mingo@kernel.org> - 2017-05-05 09:00 +0200
        Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Dan Williams <dan.j.williams@intel.com> - 2017-05-05 16:20 +0200
      Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations "Kani, Toshimitsu" <toshi.kani@hpe.com> - 2017-05-05 22:40 +0200
        Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Dan Williams <dan.j.williams@intel.com> - 2017-05-06 00:30 +0200
          Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations "Kani, Toshimitsu" <toshi.kani@hpe.com> - 2017-05-06 00:50 +0200
            Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Dan Williams <dan.j.williams@intel.com> - 2017-05-06 04:20 +0200
              RE: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations "Kani, Toshimitsu" <toshi.kani@hpe.com> - 2017-05-06 05:20 +0200
              Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Ingo Molnar <mingo@kernel.org> - 2017-05-06 11:50 +0200
                Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Dan Williams <dan.j.williams@intel.com> - 2017-05-06 16:00 +0200
                Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Ingo Molnar <mingo@kernel.org> - 2017-05-08 00:30 +0200
                RE: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations "Kani, Toshimitsu" <toshi.kani@hpe.com> - 2017-05-08 05:10 +0200
      Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Ross Zwisler <ross.zwisler@linux.intel.com> - 2017-05-08 22:40 +0200
        Re: [PATCH v2] x86, uaccess: introduce copy_from_iter_wt for pmem /  writethrough operations Dan Williams <dan.j.williams@intel.com> - 2017-05-08 22:50 +0200

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