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| author | Johannes Berg <[email protected]> | 2021-05-06 18:04:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2021-05-07 00:26:32 -0700 |
| commit | 1391efa952e8b22088f8626fc63ade26767b92d6 (patch) | |
| tree | 57b6bc31e366c9942c1cd7ac49677124323ae380 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 3180c44fe1baf14fc876a4cdad77ea7b51ddc387 (diff) | |
gcov: use kvmalloc()
Using vmalloc() in gcov is really quite wasteful, many of the objects
allocated are really small (e.g. I've seen 24 bytes.) Use kvmalloc() to
automatically pick the better of kmalloc() or vmalloc() depending on the
size.
[[email protected]: fix clang-11+ build]
Link: https://lkml.kernel.org/r/20210412214210.6e1ecca9cdc5.I24459763acf0591d5e6b31c7e3a59890d802f79c@changeid
Link: https://lkml.kernel.org/r/20210315235453.799e7a9d627d.I741d0db096c6f312910f7f1bcdfde0fda20801a4@changeid
Signed-off-by: Johannes Berg <[email protected]>
Reviewed-by: Nick Desaulniers <[email protected]>
Tested-by: Nick Desaulniers <[email protected]>
Cc: Peter Oberparleiter <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions