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Define gnttab_shared_gpfn() for use in common code.
Signed-off-by: Keir Fraser <keir@xensource.com>
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kaf24@firebug.cl.cam.ac.uk committed
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3 files changed
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@@ -481,7 +481,7 @@ gnttab_setup_table(
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gnttab_setup_table_t op;
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struct domain *d;
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int i;
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unsigned long mfn;
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unsigned long gpfn;
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if ( count != 1 )
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return -EINVAL;
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@@ -523,8 +523,8 @@ gnttab_setup_table(
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(void)put_user(GNTST_okay, &uop->status);
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for ( i = 0; i < op.nr_frames; i++ )
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{
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mfn = __mfn_to_gpfn(d, gnttab_shared_mfn(d, d->grant_table, i));
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(void)put_user(mfn, &op.frame_list[i]);
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gpfn = gnttab_shared_gpfn(d, d->grant_table, i);
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(void)put_user(gpfn, &op.frame_list[i]);
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}
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}
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@@ -14,7 +14,7 @@
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#define gnttab_create_shared_mfn(d, t, i) ((void)0)
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#define gnttab_shared_mfn(d, t, i) \
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#define gnttab_shared_gpfn(d, t, i) \
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( ((d) == dom0) ? \
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((virt_to_phys((t)->shared) >> PAGE_SHIFT) + (i)) : \
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(map_domain_page((d), 1UL<<40, virt_to_phys((t)->shared)), \
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@@ -33,6 +33,9 @@ int steal_page_for_grant_transfer(
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#define gnttab_shared_mfn(d, t, i) \
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((virt_to_phys((t)->shared) >> PAGE_SHIFT) + (i))
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#define gnttab_shared_gpfn(d, t, i) \
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(__mfn_to_gpfn(d, gnttab_shared_mfn(d, t, i)))
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#define gnttab_log_dirty(d, f) mark_dirty((d), (f))
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#endif /* __ASM_GRANT_TABLE_H__ */
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