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From: Jerome Glisse <jglisse@redhat.com>
To: John Hubbard <jhubbard@nvidia.com>
Cc: "Michal Hocko" <mhocko@suse.com>, "Jan Kara" <jack@suse.cz>,
	kvm@vger.kernel.org, linux-doc@vger.kernel.org,
	"David Airlie" <airlied@linux.ie>,
	"Dave Chinner" <david@fromorbit.com>,
	dri-devel@lists.freedesktop.org, linux-mm@kvack.org,
	"Paul Mackerras" <paulus@samba.org>,
	linux-kselftest@vger.kernel.org,
	"Ira Weiny" <ira.weiny@intel.com>,
	"Jonathan Corbet" <corbet@lwn.net>,
	linux-rdma@vger.kernel.org,
	"Christoph Hellwig" <hch@infradead.org>,
	"Jason Gunthorpe" <jgg@ziepe.ca>,
	"Vlastimil Babka" <vbabka@suse.cz>,
	"Björn Töpel" <bjorn.topel@intel.com>,
	linux-media@vger.kernel.org, "Shuah Khan" <shuah@kernel.org>,
	linux-block@vger.kernel.org,
	"Alex Williamson" <alex.williamson@redhat.com>,
	"Al Viro" <viro@zeniv.linux.org.uk>,
	"Dan Williams" <dan.j.williams@intel.com>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	bpf@vger.kernel.org,
	"Magnus Karlsson" <magnus.karlsson@intel.com>,
	"Jens Axboe" <axboe@kernel.dk>,
	netdev@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	linux-fsdevel@vger.kernel.org,
	"Andrew Morton" <akpm@linux-foundation.org>,
	linuxppc-dev@lists.ozlabs.org,
	"David S . Miller" <davem@davemloft.net>,
	"Mike Kravetz" <mike.kravetz@oracle.com>
Subject: Re: [PATCH v2 03/18] goldish_pipe: rename local pin_user_pages() routine
Date: Mon, 4 Nov 2019 11:52:21 -0500
Message-ID: <20191104165221.GC5134@redhat.com> (raw)
In-Reply-To: <20191103211813.213227-4-jhubbard@nvidia.com>

On Sun, Nov 03, 2019 at 01:17:58PM -0800, John Hubbard wrote:
> 1. Avoid naming conflicts: rename local static function from
> "pin_user_pages()" to "pin_goldfish_pages()".
> 
> An upcoming patch will introduce a global pin_user_pages()
> function.
> 
> Reviewed-by: Ira Weiny <ira.weiny@intel.com>
> Signed-off-by: John Hubbard <jhubbard@nvidia.com>

Reviewed-by: Jérôme Glisse <jglisse@redhat.com>

> ---
>  drivers/platform/goldfish/goldfish_pipe.c | 18 +++++++++---------
>  1 file changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c
> index cef0133aa47a..7ed2a21a0bac 100644
> --- a/drivers/platform/goldfish/goldfish_pipe.c
> +++ b/drivers/platform/goldfish/goldfish_pipe.c
> @@ -257,12 +257,12 @@ static int goldfish_pipe_error_convert(int status)
>  	}
>  }
>  
> -static int pin_user_pages(unsigned long first_page,
> -			  unsigned long last_page,
> -			  unsigned int last_page_size,
> -			  int is_write,
> -			  struct page *pages[MAX_BUFFERS_PER_COMMAND],
> -			  unsigned int *iter_last_page_size)
> +static int pin_goldfish_pages(unsigned long first_page,
> +			      unsigned long last_page,
> +			      unsigned int last_page_size,
> +			      int is_write,
> +			      struct page *pages[MAX_BUFFERS_PER_COMMAND],
> +			      unsigned int *iter_last_page_size)
>  {
>  	int ret;
>  	int requested_pages = ((last_page - first_page) >> PAGE_SHIFT) + 1;
> @@ -354,9 +354,9 @@ static int transfer_max_buffers(struct goldfish_pipe *pipe,
>  	if (mutex_lock_interruptible(&pipe->lock))
>  		return -ERESTARTSYS;
>  
> -	pages_count = pin_user_pages(first_page, last_page,
> -				     last_page_size, is_write,
> -				     pipe->pages, &iter_last_page_size);
> +	pages_count = pin_goldfish_pages(first_page, last_page,
> +					 last_page_size, is_write,
> +					 pipe->pages, &iter_last_page_size);
>  	if (pages_count < 0) {
>  		mutex_unlock(&pipe->lock);
>  		return pages_count;
> -- 
> 2.23.0
> 


  reply index

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-03 21:17 [PATCH v2 00/18] mm/gup: track dma-pinned pages: FOLL_PIN, FOLL_LONGTERM John Hubbard
2019-11-03 21:17 ` [PATCH v2 01/18] mm/gup: pass flags arg to __gup_device_* functions John Hubbard
2019-11-04 16:39   ` Jerome Glisse
2019-11-03 21:17 ` [PATCH v2 02/18] mm/gup: factor out duplicate code from four routines John Hubbard
2019-11-04 16:51   ` Jerome Glisse
2019-11-03 21:17 ` [PATCH v2 03/18] goldish_pipe: rename local pin_user_pages() routine John Hubbard
2019-11-04 16:52   ` Jerome Glisse [this message]
2019-11-03 21:17 ` [PATCH v2 04/18] media/v4l2-core: set pages dirty upon releasing DMA buffers John Hubbard
2019-11-10 10:10   ` Hans Verkuil
2019-11-11 21:46     ` John Hubbard
2019-11-03 21:18 ` [PATCH v2 05/18] mm/gup: introduce pin_user_pages*() and FOLL_PIN John Hubbard
2019-11-04 17:33   ` Jerome Glisse
2019-11-04 19:04     ` John Hubbard
2019-11-04 19:18       ` Jerome Glisse
2019-11-04 19:30         ` John Hubbard
2019-11-04 19:52           ` Jerome Glisse
2019-11-04 20:09             ` John Hubbard
2019-11-04 20:31               ` Jason Gunthorpe
2019-11-04 20:40                 ` John Hubbard
2019-11-04 20:31               ` Jerome Glisse
2019-11-04 20:37                 ` Jason Gunthorpe
2019-11-04 20:57                   ` John Hubbard
2019-11-04 21:15                     ` Jason Gunthorpe
2019-11-04 21:34                       ` John Hubbard
2019-11-04 20:33   ` David Rientjes
2019-11-04 20:48     ` Jerome Glisse
2019-11-05 13:10   ` Mike Rapoport
2019-11-05 19:00     ` John Hubbard
2019-11-07  2:25       ` Ira Weiny
2019-11-07  8:07       ` Mike Rapoport
2019-11-03 21:18 ` [PATCH v2 06/18] goldish_pipe: convert to pin_user_pages() and put_user_page() John Hubbard
2019-11-03 21:18 ` [PATCH v2 07/18] infiniband: set FOLL_PIN, FOLL_LONGTERM via pin_longterm_pages*() John Hubbard
2019-11-04 20:33   ` Jason Gunthorpe
2019-11-04 20:48     ` John Hubbard
2019-11-04 20:57       ` Jason Gunthorpe
2019-11-04 22:03         ` John Hubbard
2019-11-05  2:32           ` Jason Gunthorpe
2019-11-07  2:26         ` Ira Weiny
2019-11-03 21:18 ` [PATCH v2 08/18] mm/process_vm_access: set FOLL_PIN via pin_user_pages_remote() John Hubbard
2019-11-04 17:41   ` Jerome Glisse
2019-11-03 21:18 ` [PATCH v2 09/18] drm/via: set FOLL_PIN via pin_user_pages_fast() John Hubbard
2019-11-04 17:44   ` Jerome Glisse
2019-11-04 18:22     ` John Hubbard
2019-11-03 21:18 ` [PATCH v2 10/18] fs/io_uring: set FOLL_PIN via pin_user_pages() John Hubbard
2019-11-03 21:18 ` [PATCH v2 11/18] net/xdp: " John Hubbard
2019-11-03 21:18 ` [PATCH v2 12/18] mm/gup: track FOLL_PIN pages John Hubbard
2019-11-04 18:52   ` Jerome Glisse
2019-11-04 22:49     ` John Hubbard
2019-11-04 23:49       ` Jerome Glisse
2019-11-05  0:18         ` John Hubbard
2019-11-03 21:18 ` [PATCH v2 13/18] media/v4l2-core: pin_longterm_pages (FOLL_PIN) and put_user_page() conversion John Hubbard
2019-11-10 10:11   ` Hans Verkuil
2019-11-03 21:18 ` [PATCH v2 14/18] vfio, mm: " John Hubbard
2019-11-03 21:18 ` [PATCH v2 15/18] powerpc: book3s64: convert to pin_longterm_pages() and put_user_page() John Hubbard
2019-11-03 21:18 ` [PATCH v2 16/18] mm/gup_benchmark: support pin_user_pages() and related calls John Hubbard
2019-11-03 21:18 ` [PATCH v2 17/18] selftests/vm: run_vmtests: invoke gup_benchmark with basic FOLL_PIN coverage John Hubbard
2019-11-03 21:18 ` [PATCH v2 18/18] mm/gup: remove support for gup(FOLL_LONGTERM) John Hubbard

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