fs: kernfs: Adding new return type vm_fault_t
Use new return type vm_fault_t for page_mkwrite and
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.
Reference id -> 1c8f422059
("mm: change return type to
vm_fault_t")
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
60cc43fc88
commit
9ee84466b7
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@ -348,11 +348,11 @@ static void kernfs_vma_open(struct vm_area_struct *vma)
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kernfs_put_active(of->kn);
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}
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static int kernfs_vma_fault(struct vm_fault *vmf)
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static vm_fault_t kernfs_vma_fault(struct vm_fault *vmf)
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{
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struct file *file = vmf->vma->vm_file;
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struct kernfs_open_file *of = kernfs_of(file);
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int ret;
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vm_fault_t ret;
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if (!of->vm_ops)
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return VM_FAULT_SIGBUS;
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@ -368,11 +368,11 @@ static int kernfs_vma_fault(struct vm_fault *vmf)
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return ret;
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}
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static int kernfs_vma_page_mkwrite(struct vm_fault *vmf)
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static vm_fault_t kernfs_vma_page_mkwrite(struct vm_fault *vmf)
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{
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struct file *file = vmf->vma->vm_file;
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struct kernfs_open_file *of = kernfs_of(file);
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int ret;
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vm_fault_t ret;
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if (!of->vm_ops)
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return VM_FAULT_SIGBUS;
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