From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Oliver O'Halloran <oohall@gmail.com>, linuxppc-dev@lists.ozlabs.org
Cc: Oliver O'Halloran <oohall@gmail.com>
Subject: Re: [1/2] powerpc/lib: Implement PMEM API
Date: Tue, 14 Nov 2017 22:12:07 +1100 (AEDT) [thread overview]
Message-ID: <3yblFz2kZ5z9t2W@ozlabs.org> (raw)
In-Reply-To: <20171019071355.15324-1-oohall@gmail.com>
On Thu, 2017-10-19 at 07:13:54 UTC, Oliver O'Halloran wrote:
> Implement the architecture specific cache maintence functions that make
> up the "PMEM API". Currently the writeback and invalidate functions
> are the same since the function of the DCBST (data cache block store)
> instruction is typically interpreted as "writeback to the point of
> coherency" rather than to memory. As a result implementing the API
> requires a full cache flush rather than just a cache write back. This
> will probably change in the not-too-distant future.
>
> Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Series applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/32ce3862af3c42a3890e99846a8d1a
cheers
prev parent reply other threads:[~2017-11-14 11:12 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-19 7:13 [PATCH 1/2] powerpc/lib: Implement PMEM API Oliver O'Halloran
2017-10-19 7:13 ` [PATCH 2/2] powerpc/lib: Implement UACCESS_FLUSHCACHE API Oliver O'Halloran
2017-10-19 11:14 ` Christophe LEROY
2017-10-20 4:05 ` Oliver
2017-10-19 11:13 ` [PATCH 1/2] powerpc/lib: Implement PMEM API Christophe LEROY
2017-10-20 3:54 ` Oliver
2017-11-14 11:12 ` Michael Ellerman [this message]
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