ess: s/mapcount/refcount/ :)
whew, you had me going there! Now it all adds up. :)
thanks,
--
John Hubbard
NVIDIA
is all work with
file-backed memory, which will *definitely* not be discardable--I
realize that we're not there yet, of course.
But here, it's reasonable to commit to just retrying indefinitely,
really. Memory should eventually show up. And if it doesn't, then
restarting the machine is better than corrupting data, generally.
thanks,
--
John Hubbard
NVIDIA
omments into alignment with the code.
* I don't think memset deals properly with a zero length input arg, so
it's probably better to return 0, before that point.
thanks,
--
John Hubbard
NVIDIA
- if (args->start < args->vma->vm_start ||
- args->start &
whenever making changes to code
that deals with this:
nr_foll_pin_acquired
nr_foll_pin_released
...and those should normally be equal to each other when "at rest".
thanks,
--
John Hubbard
NVIDIA
+ else
put_page(pages[i]);
+
l_pin_acquired
nr_foll_pin_released
...and those should normally be equal to each other when "at rest".
I hope this is/was run, just to be sure?
thanks,
--
John Hubbard
NVIDIA
e here, if you drop this hunk then
it will make merging easier, I think.
[1] https://lore.kernel.org/r/20210813044133.1536842-4-jhubb...@nvidia.com
thanks,
--
John Hubbard
NVIDIA
lumsy
API design to *disable*, right?). And there is no hint about the scope.
And it *could* be so much more readable like this:
dev_access_enable(DEV_ACCESS_THIS_THREAD);
thanks,
--
John Hubbard
NVIDIA
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.)
There were no *case 5* in the other patch posted in -mm. Do we need to add it ?
Working on figuring that out [1], but it's not directly relevant to this thread.
Maybe I shouldn't have brought it up here. :)
[1] https://lore.kernel.org/r/20200529070343.gl14...@quack2.suse.cz
thanks,
John Hubbard
On 2020-05-27 01:51, Daniel Vetter wrote:
On Wed, May 27, 2020 at 10:48:52AM +0200, Daniel Vetter wrote:
On Tue, May 26, 2020 at 03:57:45PM -0700, John Hubbard wrote:
On 2020-05-26 14:00, Souptick Joarder wrote:
This code was using get_user_pages(), in a "Case 2" scenario
(DMA/RD
/807108/
Signed-off-by: Souptick Joarder
Cc: John Hubbard
Hi,
I'm compile tested this, but unable to run-time test, so any testing
help is much appriciated.
---
drivers/gpu/drm/radeon/radeon_ttm.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/ra
return 0;
- return pmd_write(pmd) ? range->flags[HMM_PFN_VALID] |
- range->flags[HMM_PFN_WRITE] :
- range->flags[HMM_PFN_VALID];
+ return pmd_write(pmd) ? (HMM_PFN_VALID | HMM_PFN_WRITE) : HMM_PFN_VALID;
I
ill at their input
* values.
*/
Either way,
Reviewed-by: John Hubbard
thanks,
--
John Hubbard
NVIDIA
} while (ret == -EBUSY);
-
- if (ret)
- return ret;
- return (hmm_vma_walk.last - range->start) >> PAGE_SHIFT;
+ retu
On 2020-05-01 11:20, Jason Gunthorpe wrote:
From: Jason Gunthorpe
This is just an alias for HMM_PFN_ERROR, nothing cares that the error was
because of a special page vs any other error case.
Reviewed-by: John Hubbard
thanks,
--
John Hubbard
NVIDIA
Acked-by: Felix Kuehling
Reviewed
On 2020-05-01 11:20, Jason Gunthorpe wrote:
From: Jason Gunthorpe
There is no reason for a user to select this or not directly - it should
be selected by drivers that are going to use the feature, similar to how
CONFIG_HMM_MIRROR works.
Yes, this is a nice touch.
Reviewed-by: John Hubbard
tifier_mm
notif_subscription (notif_sub) <- struct mmu_notifier
notif_invalidate_desc <- struct mmu_notifier_range*
notif_range_subscription (notif_range_sub) <- struct mmu_interval_notifier
thanks,
--
John Hubbard
NVIDIA
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;invalidate_seq = mmn_mm->invalidate_seq - 1;
interval_tree_insert(>interval_tree, _mm->itree);
}
Looks good. We're just polishing up minor points now, so you can add:
Reviewed-by: John Hubbard
thanks,
--
John Hubbard
NVIDIA
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ower bit of the seq number (even/odd) for something else.
> + interval_tree_insert(>interval_tree, _mm->itree);
> + }
> + spin_unlock(_mm->lock);
> + return 0;
> +}
> +
> +/**
> + * mmu_range_notifier_insert - Insert a range notifier
> + * @mrn: Range notifier to register
> + * @start: Starting virtual address to monitor
> + * @length: Length of the range to monitor
> + * @mm : mm_struct to attach to
> + *
> + * This function subscribes the range notifier for notifications from the mm.
> + * Upon return the ops related to mmu_range_notifier will be called whenever
> + * an event that intersects with the given range occurs.
> + *
> + * Upon return the range_notifier may not be present in the interval tree
> yet.
> + * The caller must use the normal range notifier locking flow via
> + * mmu_range_read_begin() to establish SPTEs for this range.
> + */
> +int mmu_range_notifier_insert(struct mmu_range_notifier *mrn,
> + unsigned long start, unsigned long length,
> + struct mm_struct *mm)
> +{
> + struct mmu_notifier_mm *mmn_mm;
> + int ret;
Hmmm, I think a later patch improperly changes the above to "int ret = 0;".
I'll check on that. It's correct here, though.
> +
> + might_lock(>mmap_sem);
> +
> + mmn_mm = smp_load_acquire(>mmu_notifier_mm);
What does the above pair with? Should have a comment that specifies that.
thanks,
John Hubbard
NVIDIA
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rtions(+), 29 deletions(-)
>
Because this is correct as-is, you can add:
Reviewed-by: John Hubbard
...whether or not you take the following recommendation, which is:
you've only done part of the job of making struct mmu_notifier_mm
private to mmu_notifier.c. There's more:
* struct mmu
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...@nvidia.com
thanks,
--
John Hubbard
NVIDIA
k you need that initialisation do you?
>
Nope, it can go. Fixed locally, thanks.
Did you get a chance to look at enough of the other bits to feel comfortable
with the patch, overall?
thanks,
--
John Hubbard
NVIDIA
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On 8/8/19 9:25 AM, Weiny, Ira wrote:
>>
>> On 8/7/19 7:36 PM, Ira Weiny wrote:
>>> On Wed, Aug 07, 2019 at 10:46:49AM +0200, Michal Hocko wrote:
>>>> On Wed 07-08-19 10:37:26, Jan Kara wrote:
>>>>> On Fri 02-08-19 12:14:09, John Hubbard
On 8/7/19 7:36 PM, Ira Weiny wrote:
On Wed, Aug 07, 2019 at 10:46:49AM +0200, Michal Hocko wrote:
On Wed 07-08-19 10:37:26, Jan Kara wrote:
On Fri 02-08-19 12:14:09, John Hubbard wrote:
On 8/2/19 7:52 AM, Jan Kara wrote:
On Fri 02-08-19 07:24:43, Matthew Wilcox wrote:
On Fri, Aug 02, 2019
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 tree, inc
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() 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
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
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 6:32 PM, john.hubb...@gmail.com wrote:
> From: John Hubbard
> ...
>
> John Hubbard (38):
> mm/gup: add make_dirty arg to put_user_pages_dirty_lock()
...
> 54 files changed, 191 insertions(+), 323 deletions(-)
>
ahem, yes, apparently this is what happens if I ad
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
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
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().
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
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 recommend that
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
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).
* Patch 6 (i915
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
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() 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
) references" :
https://github.com/johnhubbard/linux/commit/21ff7d6161ec2a14d3f9d17c98abb00cc969d4d6
thanks,
--
John Hubbard
NVIDIA
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