All of lore.kernel.org
 help / color / mirror / Atom feed
From: David Gibson <david@gibson.dropbear.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: linuxppc-dev@lists.ozlabs.org, Alexander Graf <agraf@suse.com>,
	Paul Mackerras <paulus@samba.org>,
	kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH kernel v3 1/7] powerpc: Make vmalloc_to_phys() public
Date: Mon, 15 Feb 2016 14:47:29 +1100	[thread overview]
Message-ID: <20160215034729.GT2732@voom.fritz.box> (raw)
In-Reply-To: <1455501309-47200-2-git-send-email-aik@ozlabs.ru>

[-- Attachment #1: Type: text/plain, Size: 877 bytes --]

On Mon, Feb 15, 2016 at 12:55:03PM +1100, Alexey Kardashevskiy wrote:
> This makes vmalloc_to_phys() public as there will be another user
> (KVM in-kernel VFIO acceleration) for it soon. As this new user
> can be compiled as a module, this exports the symbol.
> 
> As a little optimization, this changes the helper to call
> vmalloc_to_pfn() instead of vmalloc_to_page() as the size of the
> struct page may not be power-of-two aligned which will make gcc use
> multiply instructions instead of shifts.
> 
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
> Acked-by: Michael Ellerman <mpe@ellerman.id.au>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]

WARNING: multiple messages have this Message-ID (diff)
From: David Gibson <david@gibson.dropbear.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: linuxppc-dev@lists.ozlabs.org, Alexander Graf <agraf@suse.com>,
	Paul Mackerras <paulus@samba.org>,
	kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH kernel v3 1/7] powerpc: Make vmalloc_to_phys() public
Date: Mon, 15 Feb 2016 03:47:29 +0000	[thread overview]
Message-ID: <20160215034729.GT2732@voom.fritz.box> (raw)
In-Reply-To: <1455501309-47200-2-git-send-email-aik@ozlabs.ru>

[-- Attachment #1: Type: text/plain, Size: 877 bytes --]

On Mon, Feb 15, 2016 at 12:55:03PM +1100, Alexey Kardashevskiy wrote:
> This makes vmalloc_to_phys() public as there will be another user
> (KVM in-kernel VFIO acceleration) for it soon. As this new user
> can be compiled as a module, this exports the symbol.
> 
> As a little optimization, this changes the helper to call
> vmalloc_to_pfn() instead of vmalloc_to_page() as the size of the
> struct page may not be power-of-two aligned which will make gcc use
> multiply instructions instead of shifts.
> 
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
> Acked-by: Michael Ellerman <mpe@ellerman.id.au>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]

  reply	other threads:[~2016-02-15  5:21 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-15  1:55 [PATCH kernel v3 0/7] KVM: PPC: Add in-kernel multitce handling Alexey Kardashevskiy
2016-02-15  1:55 ` Alexey Kardashevskiy
2016-02-15  1:55 ` [PATCH kernel v3 1/7] powerpc: Make vmalloc_to_phys() public Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-15  3:47   ` David Gibson [this message]
2016-02-15  3:47     ` David Gibson
2016-02-15  1:55 ` [PATCH kernel v3 2/7] KVM: PPC: Rework H_PUT_TCE/H_GET_TCE handlers Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-15  3:53   ` David Gibson
2016-02-15  3:53     ` David Gibson
2016-02-15  1:55 ` [PATCH kernel v3 3/7] KVM: PPC: Use RCU for arch.spapr_tce_tables Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-15  1:55 ` [PATCH kernel v3 4/7] KVM: PPC: Account TCE-containing pages in locked_vm Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-15  4:08   ` David Gibson
2016-02-15  4:08     ` David Gibson
2016-02-15  1:55 ` [PATCH kernel v3 5/7] KVM: PPC: Replace SPAPR_TCE_SHIFT with IOMMU_PAGE_SHIFT_4K Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-15  1:55 ` [PATCH kernel v3 6/7] KVM: PPC: Move reusable bits of H_PUT_TCE handler to helpers Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-15 22:59   ` David Gibson
2016-02-15 22:59     ` David Gibson
2016-02-15  1:55 ` [PATCH kernel v3 7/7] KVM: PPC: Add support for multiple-TCE hcalls Alexey Kardashevskiy
2016-02-15  1:55   ` Alexey Kardashevskiy
2016-02-16  0:40   ` David Gibson
2016-02-16  0:40     ` David Gibson
2016-02-16  1:05     ` Paul Mackerras
2016-02-16  1:05       ` Paul Mackerras
2016-02-16  2:14       ` David Gibson
2016-02-16  2:14         ` David Gibson
2016-02-18  2:39   ` Alexey Kardashevskiy
2016-02-18  2:39     ` Alexey Kardashevskiy
2016-02-29  8:37     ` Paul Mackerras
2016-02-29  8:37       ` Paul Mackerras
2016-02-29 11:30 ` [PATCH kernel v3 0/7] KVM: PPC: Add in-kernel multitce handling Paul Mackerras
2016-02-29 11:30   ` Paul Mackerras

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160215034729.GT2732@voom.fritz.box \
    --to=david@gibson.dropbear.id.au \
    --cc=agraf@suse.com \
    --cc=aik@ozlabs.ru \
    --cc=kvm-ppc@vger.kernel.org \
    --cc=kvm@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=paulus@samba.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.