p is only needed in the MEMORY_DEVICE_FSDAX case, but it
does no harm in the MEMORY_DEVICE_DEVDAX and MEMORY_DEVICE_PCI_P2PDMA
case.
Reviewed-by: Christoph Hellwig
Reviewed-by: Jérôme Glisse
Cc: Jan Kara
Cc: Ira Weiny
Signed-off-by: Dan Williams
Signed-off-by: John Hubbard
---
drivers/nvdimm/pm
wed-by: Dan Williams
Reviewed-by: Jan Kara
Signed-off-by: Ira Weiny
Signed-off-by: John Hubbard
---
include/linux/mm.h | 17 +
mm/memremap.c | 16 ++--
mm/swap.c | 24
3 files changed, 39 insertions(+), 18 deletions(-)
diff -
instead of here, so just delete the
local release_user_pages() entirely, and call
put_user_pages_dirty_lock() directly, instead.
[1] https://lore.kernel.org/r/20190723153640.gb...@lst.de
Reviewed-by: Jan Kara
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
drivers/platform/goldfish/goldf
: Ira Weiny
Signed-off-by: John Hubbard
---
drivers/gpu/drm/via/via_dmablit.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/via/via_dmablit.c
b/drivers/gpu/drm/via/via_dmablit.c
index 3db000aacd26..37c5e572993a 100644
--- a/drivers/gpu/drm/via/via_dmablit.c
lling set_page_dirty_lock() if the CPU pages
were potentially receiving data from the device.
Reviewed-by: Christoph Hellwig
Acked-by: Hans Verkuil
Cc: Mauro Carvalho Chehab
Cc:
Signed-off-by: John Hubbard
---
drivers/media/v4l2-core/videobuf-dma-sg.c | 5 -
1 file changed, 4 insertions(+), 1 del
accurate.
As Christoph Hellwig put it, "set_page_dirty() is only safe if we are
dealing with a file backed page where we have reference on the inode it
hangs off." [1]
[1] https://lore.kernel.org/r/20190723153640.gb...@lst.de
Cc: Jan Kara
Signed-off-by: John Hubbard
---
arch/powerpc/m
or
easier reading of process_vm_rw_single_vec().
Reviewed-by: Jan Kara
Reviewed-by: Jérôme Glisse
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
mm/process_vm_access.c | 28 +++-
1 file changed, 15 insertions(+), 13 deletions(-)
diff --git a/mm/proc
e the successful
end of each routine, to increment *nr.
Reviewed-by: Christoph Hellwig
Reviewed-by: Jérôme Glisse
Reviewed-by: Jan Kara
Cc: Ira Weiny
Cc: Christoph Hellwig
Cc: Aneesh Kumar K.V
Signed-off-by: John Hubbard
---
mm/gup.c | 91 ++
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
drivers/infiniband/core/umem.c | 17 ++---
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 7a3b99597ead..214e87aa609d 100644
--- a/drivers
84574/
[2] DMA and get_user_pages() (LPC: Dec 12, 2018):
https://lwn.net/Articles/774411/
[3] The trouble with get_user_pages() (Apr 30, 2018):
https://lwn.net/Articles/753027/
Dan Williams (1):
mm: Cleanup __put_devmap_managed_page() vs ->page_free()
John Hubbard (25):
mm/gup: fac
timil Babka for explaining the 4 cases
in this documentation. (I've reworded it and expanded upon it.)
Reviewed-by: Jan Kara
Reviewed-by: Mike Rapoport # Documentation
Reviewed-by: Jérôme Glisse
Cc: Jonathan Corbet
Cc: Ira Weiny
Signed-off-by: John Hubbard
---
Documentatio
An upcoming patch uses try_get_compound_head() more widely,
so move it to the top of gup.c.
Also fix a tiny spelling error and a checkpatch.pl warning.
Reviewed-by: Christoph Hellwig
Reviewed-by: Jan Kara
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
mm/gup.c | 29
convert from the get_user_pages()/put_page() model, to the
pin_user_pages()/put_user_page() model, the only change required
here is to change get_user_pages() to pin_user_pages().
Acked-by: Björn Töpel
Signed-off-by: John Hubbard
---
net/xdp/xdp_umem.c | 2 +-
1 file changed, 1 insertion(+), 1
Thanks to Jason Gunthorpe for pointing out a clean way to fix this,
and to Dan Williams for helping clarify the DAX refactoring.
Tested-by: Alex Williamson
Acked-by: Alex Williamson
Reviewed-by: Jason Gunthorpe
Reviewed-by: Ira Weiny
Suggested-by: Jason Gunthorpe
Cc: Dan Williams
Cc: Jerome Gl
ned-off-by: John Hubbard
---
drivers/infiniband/core/umem.c | 2 +-
drivers/infiniband/core/umem_odp.c | 13 ++---
drivers/infiniband/hw/hfi1/user_pages.c | 2 +-
drivers/infiniband/hw/mthca/mthca_memfree.c | 2 +-
drivers/infiniband/hw/qib/qib_user_pag
_FORCE to be set for get_user_pages_fast().
Fixes: 817be129e6f2 ("mm: validate get_user_pages_fast flags")
Cc: Christoph Hellwig
Reviewed-by: Leon Romanovsky
Signed-off-by: John Hubbard
---
mm/gup.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/mm/gup.c
1. Change v4l2 from get_user_pages() to pin_user_pages().
2. Because all FOLL_PIN-acquired pages must be released via
put_user_page(), also convert the put_page() call over to
put_user_pages_dirty_lock().
Acked-by: Hans Verkuil
Cc: Ira Weiny
Signed-off-by: John Hubbard
---
drivers/media/v4l2
Reviewed-by: Jérôme Glisse
Reviewed-by: Ira Weiny
Cc: Kirill A. Shutemov
Signed-off-by: John Hubbard
---
mm/gup.c | 28 ++--
1 file changed, 18 insertions(+), 10 deletions(-)
diff --git a/mm/gup.c b/mm/gup.c
index 73aedcefa4bd..687d48506f04 100644
--- a/mm/gup.c
+++ b/mm
t;gup_flags & 1"
phrases in the function calls.
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
mm/gup_benchmark.c | 9 ++---
tools/testing/selftests/vm/gup_benchmark.c | 6 +-
2 files changed, 11 insertions(+), 4 deletions(-)
diff --git a
In order to provide a clearer, more symmetric API for pinning
and unpinning DMA pages. This way, pin_user_pages*() calls
match up with unpin_user_pages*() calls, and the API is a lot
closer to being self-explanatory.
Reviewed-by: Jan Kara
Signed-off-by: John Hubbard
---
Documentation/core-api
t/Articles/753027/
Suggested-by: Jan Kara
Suggested-by: Jérôme Glisse
Signed-off-by: John Hubbard
---
Documentation/core-api/pin_user_pages.rst | 2 +-
include/linux/mm.h| 73 -
include/linux/mmzone.h| 2 +
include/linux/page_ref.h
_user_pages(),
check each page: if page_dma_pinned() returns false, then
WARN and return.
Do this outside of the benchmark timestamps, so that it doesn't
affect reported times.
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
mm/gup_benchmark.c | 65 +++
s are fairly early in the run_vmtests script,
because with test suites, it's usually preferable to put the
shorter, faster tests first, all other things being equal.
Reviewed-by: Ira Weiny
Signed-off-by: John Hubbard
---
tools/testing/selftests/vm/run_vmtests | 22 ++
1 fi
[1]
[1] https://lore.kernel.org/r/20190723153640.gb...@lst.de
Tested-by: Alex Williamson
Acked-by: Alex Williamson
Signed-off-by: John Hubbard
---
drivers/vfio/vfio_iommu_type1.c | 7 +++
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/v
On 12/9/19 2:53 PM, John Hubbard wrote:
...
> @@ -212,10 +211,9 @@ static void mm_iommu_unpin(struct
> mm_iommu_table_group_mem_t *mem)
> if (!page)
> continue;
>
> - if (mem->hpas[i] & MM_IOM
On 12/9/19 4:56 PM, Andrew Morton wrote:
On Mon, 9 Dec 2019 14:53:35 -0800 John Hubbard wrote:
After DMA is complete, and the device and CPU caches are synchronized,
it's still required to mark the CPU pages as dirty, if the data was
coming from the device. However, this driver was
On 12/9/19 3:46 PM, John Hubbard wrote:
On 12/9/19 2:53 PM, John Hubbard wrote:
...
@@ -212,10 +211,9 @@ static void mm_iommu_unpin(struct
mm_iommu_table_group_mem_t *mem)
if (!page)
continue;
- if (mem->hpas[i] & MM_IOMMU_TABLE_GROUP_PAG
simplify a few sites anyway. But they'll
need follow-on changes to, one way or another, set FOLL_PIN.
d) And of course a few sites whose patches get dropped, as mentioned
above.
[1] https://lore.kernel.org/r/20190821040727.19650-3-jhubb.
_start_map);
> if (mm_has_notifiers(range->mm)) {
> range->flags &= ~MMU_NOTIFIER_RANGE_BLOCKABLE;
> - return __mmu_notifier_invalidate_range_start(range);
> + ret = __mmu_notifier_invalidate_range_start(range);
> }
> lock_map_release(&a
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
Provide a more capable variation of put_user_pages_dirty_lock(),
and delete put_user_pages_dirty(). This is based on the
following:
1. Lots of call sites become simpler if a bool is passed
into put_user_page*(), instead of making the call site
choose which put_user_page
From: John Hubbard
Changes since v5:
* Patch #1: Fixed a bug that I introduced in v4:
drivers/infiniband/sw/siw/siw_mem.c needs to refer to
umem->page_chunk[i].plist, rather than umem->page_chunk[i].
Changes since v4:
* Christophe Hellwig's review applied: deleted siw_free_
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeholder versions&q
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
On 8/1/19 11:29 PM, Jens Wiklander wrote:
On Fri, Aug 2, 2019 at 4:20 AM wrote:
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
ty
though.
[1] "mm/gup: debug tracking of get_user_pages() references" :
https://github.com/johnhubbard/linux/commit/21ff7d6161ec2a14d3f9d17c98abb00cc969d4d6
thanks,
--
John Hubbard
NVIDIA
___
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
we actually did the pinning.
This is all heading toward marking pages as pinned, so we should finally
get there. I'll post the RFC for tracking pinned pages shortly.
thanks,
--
John Hubbard
NVIDIA
___
dri-devel mailing list
dri-devel@li
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
ages);
+ put_user_pages(pagevec, npages);
kvfree(pagevec);
if (result < 0)
break;
thanks,
--
John Hubbard
NVIDIA
___
dri-devel mailing list
dri-devel@lists.freedesktop.org
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From: John Hubbard
Changes since v1:
* 9 out of 34 patches have been reviewed or ack'd or changed:
* Picked up Keith's Reviewed-by for patch 26 (gup_benchmark).
* Picked up ACKs for patches 3, 10, 15, 16 (ceph, genwqe,
staging/vc04_services, drivers/tee).
* Pat
From: John Hubbard
Provide a more capable variation of put_user_pages_dirty_lock(),
and delete put_user_pages_dirty(). This is based on the
following:
1. Lots of call sites become simpler if a bool is passed
into put_user_page*(), instead of making the call site
choose which put_user_page
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
On 8/2/19 2:19 AM, Joonas Lahtinen wrote:
Quoting john.hubb...@gmail.com (2019-08-02 05:19:37)
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree
On 8/2/19 9:09 AM, Weiny, Ira wrote:
On 02.08.19 07:48, John Hubbard wrote:
On 8/1/19 9:36 PM, Juergen Gross wrote:
On 02.08.19 04:19, john.hubb...@gmail.com wrote:
From: John Hubbard
...
If that's not the case (both here, and in 3 or 4 other patches in this
series, then as you sa
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
older versions").
get_dump_page calls get_user_page so put_user_page must be used
to match.
Signed-off-by: Ira Weiny
Signed-off-by: John Hubbard
---
fs/binfmt_elf.c | 2 +-
fs/binfmt_elf_fdpic.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/binfmt_
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
On 8/2/19 11:48 AM, John Hubbard wrote:
> On 8/2/19 2:19 AM, Joonas Lahtinen wrote:
>> Quoting john.hubb...@gmail.com (2019-08-02 05:19:37)
>>> From: John Hubbard
...
> In order to deal with the merge problem, I'll drop this patch from my series,
> and I'd reco
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
On 8/6/19 10:40 AM, Ira Weiny wrote:
> On Sun, Aug 04, 2019 at 02:40:40PM -0700, john.hubb...@gmail.com wrote:
>> From: John Hubbard
>>
>> Provide a more capable variation of put_user_pages_dirty_lock(),
>> and delete put_user_pages_dirty(). This is based on the
>
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
Hi,
This consolidates everything into a "here's what's remaining for Andrew
to add to his tree (for now)" series:
* The first patch is an updated version of one that is already in the akpm tree.
* The next two patches are already in the akpm tre
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
On 8/6/19 10:39 AM, Ira Weiny wrote:
> On Sun, Aug 04, 2019 at 03:48:42PM -0700, john.hubb...@gmail.com wrote:
>> From: John Hubbard
...
>> -
>> /**
>> - * put_user_pages_dirty() - release and dirty an array of gup-pinned pages
>> - * @pages: array of page
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
Provide a more capable variation of put_user_pages_dirty_lock(),
and delete put_user_pages_dirty(). This is based on the
following:
1. Lots of call sites become simpler if a bool is passed
into put_user_page*(), instead of making the call site
choose which put_user_page
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeholder versions&q
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
From: John Hubbard
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeh
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