kernel/relay.c: change return type to vm_fault_t
Use new return type vm_fault_t for fault handler. For now, this is just
documenting that the function returns a VM_FAULT value rather than an
errno. Once all instances are converted, vm_fault_t will become a
distinct type.
commit 1c8f422059
("mm: change return type to vm_fault_t")
Link: http://lkml.kernel.org/r/20180510140335.GA25363@jordon-HP-15-Notebook-PC
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Eric Biggers <ebiggers@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -39,7 +39,7 @@ static void relay_file_mmap_close(struct vm_area_struct *vma)
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/*
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* fault() vm_op implementation for relay file mapping.
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*/
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static int relay_buf_fault(struct vm_fault *vmf)
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static vm_fault_t relay_buf_fault(struct vm_fault *vmf)
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{
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struct page *page;
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struct rchan_buf *buf = vmf->vma->vm_private_data;
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