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| author | Ian Campbell <ian.campbell@citrix.com> | 2011-02-17 11:04:20 +0000 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2011-02-25 16:43:12 +0000 |
| commit | 82043bb60d24d2897074905c94be5a53071e8913 (patch) | |
| tree | c8a2f269465d03da6268e96c4f95ec5cd6d2b61a /drivers/xen/manage.c | |
| parent | 03c8142bd2fb3b87effa6ecb2f8957be588bc85f (diff) | |
| download | lwn-82043bb60d24d2897074905c94be5a53071e8913.tar.gz lwn-82043bb60d24d2897074905c94be5a53071e8913.zip | |
xen: suspend: refactor non-arch specific pre/post suspend hooks
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/manage.c')
| -rw-r--r-- | drivers/xen/manage.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index 134eb73ca596..33312c09829e 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -39,6 +39,23 @@ struct suspend_info { unsigned long arg; /* extra hypercall argument */ }; +static void xen_hvm_post_suspend(void) +{ + gnttab_resume(); +} + +static void xen_pre_suspend(void) +{ + xen_mm_pin_all(); + gnttab_suspend(); +} + +static void xen_post_suspend(void) +{ + gnttab_resume(); + xen_mm_unpin_all(); +} + #ifdef CONFIG_PM_SLEEP static int xen_hvm_suspend(void *data) { @@ -62,7 +79,7 @@ static int xen_hvm_suspend(void *data) si->cancelled = HYPERVISOR_suspend(si->arg); xen_arch_hvm_post_suspend(si->cancelled); - gnttab_resume(); + xen_hvm_post_suspend(); if (!si->cancelled) { xen_irq_resume(); @@ -89,8 +106,7 @@ static int xen_suspend(void *data) return err; } - xen_mm_pin_all(); - gnttab_suspend(); + xen_pre_suspend(); xen_arch_pre_suspend(); /* @@ -101,8 +117,7 @@ static int xen_suspend(void *data) si->cancelled = HYPERVISOR_suspend(si->arg); xen_arch_post_suspend(si->cancelled); - gnttab_resume(); - xen_mm_unpin_all(); + xen_post_suspend(); if (!si->cancelled) { xen_irq_resume(); |