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| author | Will Deacon <will.deacon@arm.com> | 2017-08-10 14:56:18 +0300 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2017-12-11 16:40:11 +0300 |
| commit | e046eb0c9bf26d94be9e4592c00c7a78b0fa9bfd (patch) | |
| tree | c82b3262fa2dc9a4b97ac2d020e7a326d7b78829 /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | 50c4c4e268a2d7a3e58ebb698ac74da0de40ae36 (diff) | |
| download | linux-e046eb0c9bf26d94be9e4592c00c7a78b0fa9bfd.tar.xz | |
arm64: mm: Use non-global mappings for kernel space
In preparation for unmapping the kernel whilst running in userspace,
make the kernel mappings non-global so we can avoid expensive TLB
invalidation on kernel exit to userspace.
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Laura Abbott <labbott@redhat.com>
Tested-by: Shanker Donthineni <shankerd@codeaurora.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions