diff options
author | David S. Miller <davem@davemloft.net> | 2020-03-26 02:58:11 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2020-03-26 02:58:11 +0100 |
commit | 9fb16955fb661945ddffce4504dcffbe55cd518a (patch) | |
tree | e0811476a96a9411686e24f15a48d63cc6d02e49 /mm/mmu_notifier.c | |
parent | cxgb4: Add support to catch bits set in INT_CAUSE5 (diff) | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net (diff) | |
download | linux-9fb16955fb661945ddffce4504dcffbe55cd518a.tar.xz linux-9fb16955fb661945ddffce4504dcffbe55cd518a.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Overlapping header include additions in macsec.c
A bug fix in 'net' overlapping with the removal of 'version'
string in ena_netdev.c
Overlapping test additions in selftests Makefile
Overlapping PCI ID table adjustments in iwlwifi driver.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'mm/mmu_notifier.c')
-rw-r--r-- | mm/mmu_notifier.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c index ef3973a5d34a..06852b896fa6 100644 --- a/mm/mmu_notifier.c +++ b/mm/mmu_notifier.c @@ -307,7 +307,8 @@ static void mn_hlist_release(struct mmu_notifier_subscriptions *subscriptions, * ->release returns. */ id = srcu_read_lock(&srcu); - hlist_for_each_entry_rcu(subscription, &subscriptions->list, hlist) + hlist_for_each_entry_rcu(subscription, &subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) /* * If ->release runs before mmu_notifier_unregister it must be * handled, as it's the only way for the driver to flush all @@ -370,7 +371,8 @@ int __mmu_notifier_clear_flush_young(struct mm_struct *mm, id = srcu_read_lock(&srcu); hlist_for_each_entry_rcu(subscription, - &mm->notifier_subscriptions->list, hlist) { + &mm->notifier_subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { if (subscription->ops->clear_flush_young) young |= subscription->ops->clear_flush_young( subscription, mm, start, end); @@ -389,7 +391,8 @@ int __mmu_notifier_clear_young(struct mm_struct *mm, id = srcu_read_lock(&srcu); hlist_for_each_entry_rcu(subscription, - &mm->notifier_subscriptions->list, hlist) { + &mm->notifier_subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { if (subscription->ops->clear_young) young |= subscription->ops->clear_young(subscription, mm, start, end); @@ -407,7 +410,8 @@ int __mmu_notifier_test_young(struct mm_struct *mm, id = srcu_read_lock(&srcu); hlist_for_each_entry_rcu(subscription, - &mm->notifier_subscriptions->list, hlist) { + &mm->notifier_subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { if (subscription->ops->test_young) { young = subscription->ops->test_young(subscription, mm, address); @@ -428,7 +432,8 @@ void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, id = srcu_read_lock(&srcu); hlist_for_each_entry_rcu(subscription, - &mm->notifier_subscriptions->list, hlist) { + &mm->notifier_subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { if (subscription->ops->change_pte) subscription->ops->change_pte(subscription, mm, address, pte); @@ -476,7 +481,8 @@ static int mn_hlist_invalidate_range_start( int id; id = srcu_read_lock(&srcu); - hlist_for_each_entry_rcu(subscription, &subscriptions->list, hlist) { + hlist_for_each_entry_rcu(subscription, &subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { const struct mmu_notifier_ops *ops = subscription->ops; if (ops->invalidate_range_start) { @@ -528,7 +534,8 @@ mn_hlist_invalidate_end(struct mmu_notifier_subscriptions *subscriptions, int id; id = srcu_read_lock(&srcu); - hlist_for_each_entry_rcu(subscription, &subscriptions->list, hlist) { + hlist_for_each_entry_rcu(subscription, &subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { /* * Call invalidate_range here too to avoid the need for the * subsystem of having to register an invalidate_range_end @@ -582,7 +589,8 @@ void __mmu_notifier_invalidate_range(struct mm_struct *mm, id = srcu_read_lock(&srcu); hlist_for_each_entry_rcu(subscription, - &mm->notifier_subscriptions->list, hlist) { + &mm->notifier_subscriptions->list, hlist, + srcu_read_lock_held(&srcu)) { if (subscription->ops->invalidate_range) subscription->ops->invalidate_range(subscription, mm, start, end); @@ -714,7 +722,8 @@ find_get_mmu_notifier(struct mm_struct *mm, const struct mmu_notifier_ops *ops) spin_lock(&mm->notifier_subscriptions->lock); hlist_for_each_entry_rcu(subscription, - &mm->notifier_subscriptions->list, hlist) { + &mm->notifier_subscriptions->list, hlist, + lockdep_is_held(&mm->notifier_subscriptions->lock)) { if (subscription->ops != ops) continue; |