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IB/umem: update to new mmu_notifier semantic

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Calls to mmu_notifier_invalidate_page() were replaced by calls to
mmu_notifier_invalidate_range() and are now bracketed by calls to
mmu_notifier_invalidate_range_start()/end()

Remove now useless invalidate_page callback.

Signed-off-by: Jérôme Glisse <[email protected]>
Tested-by: Leon Romanovsky <[email protected]>
Cc: [email protected]
Cc: Artemy Kovalyov <[email protected]>
Cc: Doug Ledford <[email protected]>
Cc: Kirill A. Shutemov <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Andrea Arcangeli <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Jérôme Glisse 2017-08-31 17:17:30 -04:00 • committed by Linus Torvalds
commit b1a89257f2
1 changed files with 0 additions and 19 deletions
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19
drivers/infiniband/core/umem_odp.c
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@ -166,24 +166,6 @@ static int invalidate_page_trampoline(struct ib_umem *item, u64 start,
return 0;
}
static void ib_umem_notifier_invalidate_page(struct mmu_notifier *mn,
struct mm_struct *mm,
unsigned long address)
{
struct ib_ucontext *context = container_of(mn, struct ib_ucontext, mn);
if (!context->invalidate_range)
return;
ib_ucontext_notifier_start_account(context);
down_read(&context->umem_rwsem);
rbt_ib_umem_for_each_in_range(&context->umem_tree, address,
address + PAGE_SIZE,
invalidate_page_trampoline, NULL);
up_read(&context->umem_rwsem);
ib_ucontext_notifier_end_account(context);
}
static int invalidate_range_start_trampoline(struct ib_umem *item, u64 start,
u64 end, void *cookie)
{
@ -237,7 +219,6 @@ static void ib_umem_notifier_invalidate_range_end(struct mmu_notifier *mn,
static const struct mmu_notifier_ops ib_umem_notifiers = {
.release = ib_umem_notifier_release,
.invalidate_page = ib_umem_notifier_invalidate_page,
.invalidate_range_start = ib_umem_notifier_invalidate_range_start,
.invalidate_range_end = ib_umem_notifier_invalidate_range_end,
};