[PATCH 4/7] x86: mm: trace tlb flushes

2014-03-10 Thread Dave Hansen
From: Dave Hansen We don't have any good way to figure out what kinds of flushes are being attempted. Right now, we can try to use the vm counters, but those only tell us what we actually did with the hardware (one-by-one vs full) and don't tell us what was actually _requested_. This allows

[PATCH 4/7] x86: mm: trace tlb flushes

2014-03-10 Thread Dave Hansen
From: Dave Hansen dave.han...@linux.intel.com We don't have any good way to figure out what kinds of flushes are being attempted. Right now, we can try to use the vm counters, but those only tell us what we actually did with the hardware (one-by-one vs full) and don't tell us what was actually

[PATCH 4/7] x86: mm: trace tlb flushes

2014-03-05 Thread Dave Hansen
From: Dave Hansen We don't have any good way to figure out what kinds of flushes are being attempted. Right now, we can try to use the vm counters, but those only tell us what we actually did with the hardware (one-by-one vs full) and don't tell us what was actually _requested_. This allows

[PATCH 4/7] x86: mm: trace tlb flushes

2014-03-05 Thread Dave Hansen
From: Dave Hansen dave.han...@linux.intel.com We don't have any good way to figure out what kinds of flushes are being attempted. Right now, we can try to use the vm counters, but those only tell us what we actually did with the hardware (one-by-one vs full) and don't tell us what was actually