Messages in this thread | | | Date | Tue, 24 May 2022 14:47:50 +0200 | Subject | Re: [PATCH] xen: switch gnttab_end_foreign_access() to take a struct page pointer | From | Jan Beulich <> |
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On 24.05.2022 14:41, Juergen Gross wrote: > Instead of a virtual kernel address use a pointer of the associated > struct page as second parameter of gnttab_end_foreign_access(). > > Most users have that pointer available already and are creating the > virtual address from it, risking problems in case the memory is > located in highmem. > > gnttab_end_foreign_access() itself won't need to get the struct page > from the address again. > > Suggested-by: Jan Beulich <jbeulich@suse.com> > Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
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