> -----Original Message----- > From: Juergen Gross [mailto:[email protected]] > Sent: 06 September 2017 10:42 > To: Paul Durrant <[email protected]>; [email protected] > Cc: [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: Re: [Xen-devel] [PATCH v2 3/8] xen: delay allocation of grant table > sub structures > > 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(). >
Ok. Thanks, Paul > > Juergen _______________________________________________ Xen-devel mailing list [email protected] https://lists.xen.org/xen-devel
