On 06/09/17 10:44, Paul Durrant wrote: >> -----Original Message----- >> From: Xen-devel [mailto:[email protected]] On Behalf Of >> Juergen Gross >> Sent: 06 September 2017 09:26 >> To: [email protected] >> Cc: Juergen Gross <[email protected]>; [email protected]; Wei Liu >> <[email protected]>; George Dunlap <[email protected]>; >> Andrew Cooper <[email protected]>; Ian Jackson >> <[email protected]>; Tim (Xen.org) <[email protected]>; >> [email protected] >> Subject: [Xen-devel] [PATCH v2 3/8] xen: delay allocation of grant table sub >> structures >> >> Delay the allocation of the grant table sub structures in order to >> allow modifying parameters needed for sizing of these structures at a >> per domain basis. Either do it from gnttab_setup_table() or just >> before the domain is started the first time. > > Why does it need to be in two places? Could it not just be done on the first > call to gnttab_grow_table()?
Could be difficult for e.g. a xenstore domain: it might make use of the maptrack frames before that, so it would explode then. It should be possible, however, to move the call to grant_table_init() from gnttab_setup_table() to gnttab_grow_table(). Juergen _______________________________________________ Xen-devel mailing list [email protected] https://lists.xen.org/xen-devel
