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| author | Keir Fraser <keir@xen.org> | 2012-03-22 12:20:13 +0000 |
|---|---|---|
| committer | Keir Fraser <keir@xen.org> | 2012-03-22 12:20:13 +0000 |
| commit | 269f543ea750ed567d18f2e819e5d5ce58eda5c5 (patch) | |
| tree | f1bfaca66eeec018fa55f65817fa387ca62c082f /xen/common/cpupool.c | |
| parent | 8aed7f047dacebfe8c28109b7adb55784e5bc8ef (diff) | |
| download | xen-269f543ea750ed567d18f2e819e5d5ce58eda5c5.tar.gz xen-269f543ea750ed567d18f2e819e5d5ce58eda5c5.tar.bz2 xen-269f543ea750ed567d18f2e819e5d5ce58eda5c5.zip | |
Introduce system_state variable.
Use it to replace x86-specific early_boot boolean variable.
Also use it to detect suspend/resume case during cpu offline/online
to avoid unnecessarily breaking vcpu and cpupool affinities.
Signed-off-by: Keir Fraser <keir@xen.org>
Acked-by: Juergen Gross <juergen.gross@ts.fujitsu.com>
Diffstat (limited to 'xen/common/cpupool.c')
| -rw-r--r-- | xen/common/cpupool.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/xen/common/cpupool.c b/xen/common/cpupool.c index 6cef4a003e..c9cc123a40 100644 --- a/xen/common/cpupool.c +++ b/xen/common/cpupool.c @@ -629,6 +629,10 @@ static int cpu_callback( unsigned int cpu = (unsigned long)hcpu; int rc = 0; + if ( (system_state == SYS_STATE_suspend) || + (system_state == SYS_STATE_resume) ) + goto out; + switch ( action ) { case CPU_DOWN_FAILED: @@ -642,6 +646,7 @@ static int cpu_callback( break; } +out: return !rc ? NOTIFY_DONE : notifier_from_errno(rc); } |