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| author |   Daniel Axtens <dja@axtens.net> | 2021-02-26 19:12:58 -0600 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2021-03-29 12:52:23 +1100 |
| commit | 0f92433b8f9f76608528101e7a81cd3bfd00e236 (patch) | |
| tree | 6c333fd4b4be47cd4007cf38ab89b3c050af1858 /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | powerpc/signal64: Rewrite handle_rt_signal64() to minimise uaccess switches (diff) | |
powerpc/signal64: Rewrite rt_sigreturn() to minimise uaccess switches
Add uaccess blocks and use the 'unsafe' versions of functions doing user
access where possible to reduce the number of times uaccess has to be
opened/closed.
Co-developed-by: Christopher M. Riedl <cmr@codefail.de>
Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Christopher M. Riedl <cmr@codefail.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210227011259.11992-10-cmr@codefail.de
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions