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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2018-06-29 14:06:31 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-07-24 22:03:18 +1000 |
| commit | 27d8959da712771e2038ec77318fe8b2b8591e28 (patch) | |
| tree | 25ef52c58c47a67df4ed44ab102b17610a50b899 /tools/perf/scripts/python | |
| parent | powerpc/mm/hash: Add hpte_get_old_v and use that instead of opencoding (diff) | |
| download | linux-27d8959da712771e2038ec77318fe8b2b8591e28.tar.gz linux-27d8959da712771e2038ec77318fe8b2b8591e28.zip | |
powerpc/mm/hash: Reduce contention on hpte lock
We do this in some part. This patch make sure we always try to search
for hpte without holding lock and redo the compare with lock held once
match found.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions