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mm: mmu_notifier: fix and extend kerneldoc
Fix W=1 compile warnings (invalid kerneldoc): mm/mmu_notifier.c:187: warning: Function parameter or member 'interval_sub' not described in 'mmu_interval_read_bgin' mm/mmu_notifier.c:708: warning: Function parameter or member 'subscription' not described in 'mmu_notifier_registr' mm/mmu_notifier.c:708: warning: Excess function parameter 'mn' description in 'mmu_notifier_register' mm/mmu_notifier.c:880: warning: Function parameter or member 'subscription' not described in 'mmu_notifier_put' mm/mmu_notifier.c:880: warning: Excess function parameter 'mn' description in 'mmu_notifier_put' mm/mmu_notifier.c:982: warning: Function parameter or member 'ops' not described in 'mmu_interval_notifier_insert' Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: http://lkml.kernel.org/r/20200728171109.28687-4-krzk@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -166,7 +166,7 @@ static void mn_itree_inv_end(struct mmu_notifier_subscriptions *subscriptions)
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/**
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* mmu_interval_read_begin - Begin a read side critical section against a VA
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* range
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* interval_sub: The interval subscription
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* @interval_sub: The interval subscription
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*
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* mmu_iterval_read_begin()/mmu_iterval_read_retry() implement a
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* collision-retry scheme similar to seqcount for the VA range under
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@ -686,7 +686,7 @@ EXPORT_SYMBOL_GPL(__mmu_notifier_register);
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/**
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* mmu_notifier_register - Register a notifier on a mm
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* @mn: The notifier to attach
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* @subscription: The notifier to attach
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* @mm: The mm to attach the notifier to
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*
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* Must not hold mmap_lock nor any other VM related lock when calling
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@ -856,7 +856,7 @@ static void mmu_notifier_free_rcu(struct rcu_head *rcu)
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/**
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* mmu_notifier_put - Release the reference on the notifier
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* @mn: The notifier to act on
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* @subscription: The notifier to act on
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*
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* This function must be paired with each mmu_notifier_get(), it releases the
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* reference obtained by the get. If this is the last reference then process
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@ -965,7 +965,8 @@ static int __mmu_interval_notifier_insert(
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* @interval_sub: Interval subscription to register
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* @start: Starting virtual address to monitor
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* @length: Length of the range to monitor
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* @mm : mm_struct to attach to
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* @mm: mm_struct to attach to
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* @ops: Interval notifier operations to be called on matching events
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*
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* This function subscribes the interval notifier for notifications from the
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* mm. Upon return the ops related to mmu_interval_notifier will be called
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