[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen staging] xen/arm: domctl: Use typesafe gfn in XEN_DOMCTL_cacheflush
commit 9c35572f359cd6f71aa20b0991c74e032b8721d2 Author: Julien Grall <julien.grall@xxxxxxx> AuthorDate: Thu Nov 29 19:14:43 2018 +0000 Commit: Julien Grall <julien.grall@xxxxxxx> CommitDate: Wed Dec 12 16:09:31 2018 +0000 xen/arm: domctl: Use typesafe gfn in XEN_DOMCTL_cacheflush This will make changes in a follow-up patch easier. Signed-off-by: Julien Grall <julien.grall@xxxxxxx> Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx> --- xen/arch/arm/domctl.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/xen/arch/arm/domctl.c b/xen/arch/arm/domctl.c index c10f568aad..20691528a6 100644 --- a/xen/arch/arm/domctl.c +++ b/xen/arch/arm/domctl.c @@ -52,16 +52,16 @@ long arch_do_domctl(struct xen_domctl *domctl, struct domain *d, { case XEN_DOMCTL_cacheflush: { - unsigned long s = domctl->u.cacheflush.start_pfn; - unsigned long e = s + domctl->u.cacheflush.nr_pfns; + gfn_t s = _gfn(domctl->u.cacheflush.start_pfn); + gfn_t e = gfn_add(s, domctl->u.cacheflush.nr_pfns); if ( domctl->u.cacheflush.nr_pfns > (1U<<MAX_ORDER) ) return -EINVAL; - if ( e < s ) + if ( gfn_x(e) < gfn_x(s) ) return -EINVAL; - return p2m_cache_flush_range(d, _gfn(s), _gfn(e)); + return p2m_cache_flush_range(d, s, e); } case XEN_DOMCTL_bind_pt_irq: { -- generated by git-patchbot for /home/xen/git/xen.git#staging _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/xen-changelog
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