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author | Thierry Reding <treding@nvidia.com> | 2014-11-26 09:41:09 +0100 |
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committer | Thierry Reding <treding@nvidia.com> | 2014-11-26 09:42:11 +0100 |
commit | 7f06dd61248a75668bbb39b6fcca6ff407745df8 (patch) | |
tree | 30cefbd6f503d20557e24a1765a027687170a7da /tools/perf/util/unwind-libunwind.c | |
parent | Linux 3.18-rc1 (diff) | |
parent | powerpc/iommu: Rename iommu_[un]map_sg functions (diff) | |
download | linux-dev-7f06dd61248a75668bbb39b6fcca6ff407745df8.tar.xz linux-dev-7f06dd61248a75668bbb39b6fcca6ff407745df8.zip |
Merge branch 'core' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
This branch contains a couple of changes that will conflict with the
Tegra SMMU driver rewrite. Since the driver is largely rewritten the
conflict resolution is non-trivial.
Diffstat (limited to 'tools/perf/util/unwind-libunwind.c')
-rw-r--r-- | tools/perf/util/unwind-libunwind.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c index e060386165c5..4d45c0dfe343 100644 --- a/tools/perf/util/unwind-libunwind.c +++ b/tools/perf/util/unwind-libunwind.c @@ -539,11 +539,23 @@ int unwind__prepare_access(struct thread *thread) return -ENOMEM; } + unw_set_caching_policy(addr_space, UNW_CACHE_GLOBAL); thread__set_priv(thread, addr_space); return 0; } +void unwind__flush_access(struct thread *thread) +{ + unw_addr_space_t addr_space; + + if (callchain_param.record_mode != CALLCHAIN_DWARF) + return; + + addr_space = thread__priv(thread); + unw_flush_cache(addr_space, 0, 0); +} + void unwind__finish_access(struct thread *thread) { unw_addr_space_t addr_space; |