diff options
author | Jiri Kosina <jkosina@suse.cz> | 2011-02-15 10:24:31 +0100 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-02-15 10:24:31 +0100 |
commit | 0a9d59a2461477bd9ed143c01af9df3f8f00fa81 (patch) | |
tree | df997d1cfb0786427a0df1fbd6f0640fa4248cf4 /arch/powerpc/kernel/time.c | |
parent | a23ce6da9677d245aa0aadc99f4197030350ab54 (diff) | |
parent | 795abaf1e4e188c4171e3cd3dbb11a9fcacaf505 (diff) |
Merge branch 'master' into for-next
Diffstat (limited to 'arch/powerpc/kernel/time.c')
-rw-r--r-- | arch/powerpc/kernel/time.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 09e4dea4a85a..09d31dbf43f9 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -265,11 +265,26 @@ void accumulate_stolen_time(void) { u64 sst, ust; - sst = scan_dispatch_log(get_paca()->starttime_user); - ust = scan_dispatch_log(get_paca()->starttime); - get_paca()->system_time -= sst; - get_paca()->user_time -= ust; - get_paca()->stolen_time += ust + sst; + u8 save_soft_enabled = local_paca->soft_enabled; + u8 save_hard_enabled = local_paca->hard_enabled; + + /* We are called early in the exception entry, before + * soft/hard_enabled are sync'ed to the expected state + * for the exception. We are hard disabled but the PACA + * needs to reflect that so various debug stuff doesn't + * complain + */ + local_paca->soft_enabled = 0; + local_paca->hard_enabled = 0; + + sst = scan_dispatch_log(local_paca->starttime_user); + ust = scan_dispatch_log(local_paca->starttime); + local_paca->system_time -= sst; + local_paca->user_time -= ust; + local_paca->stolen_time += ust + sst; + + local_paca->soft_enabled = save_soft_enabled; + local_paca->hard_enabled = save_hard_enabled; } static inline u64 calculate_stolen_time(u64 stop_tb) |