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Update comment: we stopped using xcall to sync PTP between CPUs.

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pmap_kpm_sync_xcall => xen_kpm_sync
This commit is contained in:
jym 2012-06-24 13:56:10 +00:00
parent af909e1586
commit 39b8d4bd9a
1 changed files with 4 additions and 4 deletions
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8
sys/arch/xen/x86/cpu.c
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@ -1,4 +1,4 @@
/* $NetBSD: cpu.c,v 1.92 2012/06/06 22:22:41 rmind Exp $ */
/* $NetBSD: cpu.c,v 1.93 2012/06/24 13:56:10 jym Exp $ */
/* NetBSD: cpu.c,v 1.18 2004/02/20 17:35:01 yamt Exp */
/*-
@ -66,7 +66,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.92 2012/06/06 22:22:41 rmind Exp $");
__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.93 2012/06/24 13:56:10 jym Exp $");
#include "opt_ddb.h"
#include "opt_multiprocessor.h"
@ -1113,7 +1113,7 @@ cpu_load_pmap(struct pmap *pmap, struct pmap *oldpmap)
cpuid_t cid = cpu_index(ci);
mutex_enter(&ci->ci_kpm_mtx);
/* make new pmap visible to pmap_kpm_sync_xcall() */
/* make new pmap visible to xen_kpm_sync() */
kcpuset_atomic_set(pmap->pm_xen_ptp_cpus, cid);
#endif
#ifdef i386
@ -1166,7 +1166,7 @@ cpu_load_pmap(struct pmap *pmap, struct pmap *oldpmap)
#endif /* __x86_64__ */
#if defined(__x86_64__) || defined(PAE)
/* old pmap no longer visible to pmap_kpm_sync_xcall() */
/* old pmap no longer visible to xen_kpm_sync() */
if (oldpmap != pmap_kernel()) {
kcpuset_atomic_clear(oldpmap->pm_xen_ptp_cpus, cid);
}