Attachment 34946 Details for Bug 56584 – file.diff

[patch] file.diff

file.diff (text/plain), 1.39 KB, created by Andrey Simonenko on 2003-09-08 08:20:07 UTC

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Creator: Andrey Simonenko

Created: 2003-09-08 08:20:07 UTC

Size: 1.39 KB

patch

obsolete

>--- VOP_GETPAGES.9.orig	Thu Jun  5 04:56:16 2003
>+++ VOP_GETPAGES.9	Sun Sep  7 23:04:59 2003
>@@ -40,29 +40,33 @@
> .In sys/vnode.h
> .In vm/vm.h
> .Ft int
>-.Fn VOP_GETPAGES "struct vnode *vp" "vm_page_t *m" "int count" "int reqpage" "vm_ooffset_t offset"
>+.Fn VOP_GETPAGES "struct vnode *vp" "vm_page_t *m" "int bytecount" "int reqpage" "vm_ooffset_t offset"
> .Ft int
>-.Fn VOP_PUTPAGES "struct vnode *vp" "vm_page_t *m" "int count" "int sync" "int *rtvals" "vm_ooffset_t offset"
>+.Fn VOP_PUTPAGES "struct vnode *vp" "vm_page_t *m" "int bytecount" "int sync" "int *rtvals" "vm_ooffset_t offset"
> .Sh DESCRIPTION
>+These entry points read and write VM pages from a file respectively.
>+.Pp
> The arguments are:
> .Bl -tag -width reqpage
> .It Ar vp
> The file to access.
> .It Ar m
>-A page ???
>-.It Ar count
>-How many pages to access.
>+The array of vm_page_t.
>+.It Ar bytecount
>+How many bytes to access (multiple of the page size), should be
>+divided by the page size to get the number of elements in the array
>+.Ar m .
> .It Ar sync
> Nonzero if the write should be synchronous.
> .It Ar rtvals
>-???
>+The array of return values for corresponding pages in the array
>+.Ar m .
> .It Ar reqpage
>-???
>+The index of the requested page in the array
>+.Ar m .
> .It Ar offset
> Offset in the file to start accessing.
> .El
>-.Pp
>-Not quite sure about this one.
> .Sh RETURN VALUES
> Zero is returned on success, otherwise an error is returned.
> .Sh SEE ALSO

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