From: Jan Kara <jack@suse.cz> 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, LKML <linux-kernel@vger.kernel.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, "Michael Ellerman" <mpe@ellerman.id.au>, "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, "Jérôme Glisse" <jglisse@redhat.com>, "Al Viro" <viro@zeniv.linux.org.uk>, "Dan Williams" <dan.j.williams@intel.com>, "Mauro Carvalho Chehab" <mchehab@ke> Subject: Re: [PATCH v5 06/24] goldish_pipe: rename local pin_user_pages() routine Date: Mon, 18 Nov 2019 10:47:37 +0100 [thread overview] Message-ID: <20191118094737.GD17319@quack2.suse.cz> (raw) In-Reply-To: <20191115055340.1825745-7-jhubbard@nvidia.com> On Thu 14-11-19 21:53:22, 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: Jérôme Glisse <jglisse@redhat.com> > Reviewed-by: Ira Weiny <ira.weiny@intel.com> > Signed-off-by: John Hubbard <jhubbard@nvidia.com> Looks good to me. You can add: Reviewed-by: Jan Kara <jack@suse.cz> Honza > --- > 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; > -- > 2.24.0 > -- Jan Kara <jack@suse.com> SUSE Labs, CR _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
WARNING: multiple messages have this Message-ID (diff)
From: Jan Kara <jack@suse.cz> 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, LKML <linux-kernel@vger.kernel.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, "Michael Ellerman" <mpe@ellerman.id.au>, "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, "Jérôme Glisse" <jglisse@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, "Alex Williamson" <alex.williamson@redhat.com>, 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 v5 06/24] goldish_pipe: rename local pin_user_pages() routine Date: Mon, 18 Nov 2019 10:47:37 +0100 [thread overview] Message-ID: <20191118094737.GD17319@quack2.suse.cz> (raw) Message-ID: <20191118094737.mawN74RqX5RxcS1bYWxdRWuAe1E1SLu78hLKphDFftA@z> (raw) In-Reply-To: <20191115055340.1825745-7-jhubbard@nvidia.com> On Thu 14-11-19 21:53:22, 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: Jérôme Glisse <jglisse@redhat.com> > Reviewed-by: Ira Weiny <ira.weiny@intel.com> > Signed-off-by: John Hubbard <jhubbard@nvidia.com> Looks good to me. You can add: Reviewed-by: Jan Kara <jack@suse.cz> Honza > --- > 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; > -- > 2.24.0 > -- Jan Kara <jack@suse.com> SUSE Labs, CR _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2019-11-18 12:01 UTC|newest] Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-15 5:53 [PATCH v5 00/24] mm/gup: track dma-pinned pages: FOLL_PIN John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 01/24] mm/gup: pass flags arg to __gup_device_* functions John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 02/24] mm/gup: factor out duplicate code from four routines John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 9:46 ` Jan Kara 2019-11-18 9:46 ` Jan Kara 2019-11-19 7:00 ` John Hubbard 2019-11-19 7:00 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 03/24] mm/gup: move try_get_compound_head() to top, fix minor issues John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 04/24] mm: Cleanup __put_devmap_managed_page() vs ->page_free() John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 05/24] mm: devmap: refactor 1-based refcounting for ZONE_DEVICE pages John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 06/24] goldish_pipe: rename local pin_user_pages() routine John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 9:47 ` Jan Kara [this message] 2019-11-18 9:47 ` Jan Kara 2019-11-15 5:53 ` [PATCH v5 07/24] IB/umem: use get_user_pages_fast() to pin DMA pages John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 9:49 ` Jan Kara 2019-11-18 9:49 ` Jan Kara 2019-11-15 5:53 ` [PATCH v5 08/24] media/v4l2-core: set pages dirty upon releasing DMA buffers John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 09/24] vfio, mm: fix get_user_pages_remote() and FOLL_LONGTERM John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 14:08 ` Jason Gunthorpe 2019-11-15 18:06 ` Ira Weiny 2019-11-15 18:06 ` Ira Weiny 2019-11-15 5:53 ` [PATCH v5 10/24] mm/gup: introduce pin_user_pages*() and FOLL_PIN John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 10:16 ` Jan Kara 2019-11-18 10:16 ` Jan Kara 2019-11-19 5:17 ` John Hubbard 2019-11-19 5:17 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 11/24] goldish_pipe: convert to pin_user_pages() and put_user_page() John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 10:16 ` Jan Kara 2019-11-18 10:16 ` Jan Kara 2019-11-15 5:53 ` [PATCH v5 12/24] IB/{core, hw, umem}: set FOLL_PIN via pin_user_pages*(), fix up ODP John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 14:09 ` [PATCH v5 12/24] IB/{core,hw,umem}: " Jason Gunthorpe 2019-11-15 5:53 ` [PATCH v5 13/24] mm/process_vm_access: set FOLL_PIN via pin_user_pages_remote() John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 10:30 ` Jan Kara 2019-11-18 10:30 ` Jan Kara 2019-11-15 5:53 ` [PATCH v5 14/24] drm/via: set FOLL_PIN via pin_user_pages_fast() John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 15/24] fs/io_uring: set FOLL_PIN via pin_user_pages() John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 10:34 ` Jan Kara 2019-11-18 10:34 ` Jan Kara 2019-11-15 5:53 ` [PATCH v5 16/24] net/xdp: " John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 17/24] mm/gup: track FOLL_PIN pages John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-18 11:58 ` Jan Kara 2019-11-18 11:58 ` Jan Kara 2019-11-19 0:22 ` John Hubbard 2019-11-19 0:22 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 18/24] media/v4l2-core: pin_user_pages (FOLL_PIN) and put_user_page() conversion John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 19/24] vfio, mm: " John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 20/24] powerpc: book3s64: convert to pin_user_pages() and put_user_page() John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 21/24] mm/gup_benchmark: use proper FOLL_WRITE flags instead of hard-coding "1" John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 22/24] mm/gup_benchmark: support pin_user_pages() and related calls John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 23/24] selftests/vm: run_vmtests: invoke gup_benchmark with basic FOLL_PIN coverage John Hubbard 2019-11-15 5:53 ` John Hubbard 2019-11-15 5:53 ` [PATCH v5 24/24] mm, tree-wide: rename put_user_page*() to unpin_user_page*() John Hubbard 2019-11-15 5:53 ` John Hubbard
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