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mm: remove foll_flags in __get_user_pages

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Now that we're not passing around a pointer to the flags, there's no
reason to have an extra variable for the gup_flags, simply pass the
gup_flags directly everywhere.

Link: https://lkml.kernel.org/r/1e79b84bd30287cc9847f2aeb002374e6e60a10f.1721337845.git.josef@toxicpanda.com
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Acked-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Josef Bacik 2024-07-18 17:26:07 -04:00 committed by Andrew Morton
parent 478729533e
commit dc21e70079
1 changed files with 4 additions and 6 deletions
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10
mm/gup.c
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@ -1437,7 +1437,6 @@ static long __get_user_pages(struct mm_struct *mm,
do {
struct page *page;
unsigned int foll_flags = gup_flags;
unsigned int page_increm;
/* first iteration or cross vma bound */
@ -1488,9 +1487,9 @@ retry:
}
cond_resched();
page = follow_page_mask(vma, start, foll_flags, &ctx);
page = follow_page_mask(vma, start, gup_flags, &ctx);
if (!page || PTR_ERR(page) == -EMLINK) {
ret = faultin_page(vma, start, foll_flags,
ret = faultin_page(vma, start, gup_flags,
PTR_ERR(page) == -EMLINK, locked);
switch (ret) {
case 0:
@ -1547,13 +1546,12 @@ next_page:
* large folio, this should never fail.
*/
if (try_grab_folio(folio, page_increm - 1,
foll_flags)) {
gup_flags)) {
/*
* Release the 1st page ref if the
* folio is problematic, fail hard.
*/
gup_put_folio(folio, 1,
foll_flags);
gup_put_folio(folio, 1, gup_flags);
ret = -EFAULT;
goto out;
}