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| author | Jiri Slaby <jslaby@suse.cz> | 2022-06-07 13:49:46 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-10 14:37:03 +0300 |
| commit | 484923ad3ad1604efa666502ac507b1e3ee30e3b (patch) | |
| tree | 1b6abb9562adf2d05a1a7b1b0a20826394fb31c5 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | fc440658346e1bff9b6661467f55856d1df1cdb2 (diff) | |
| download | linux-484923ad3ad1604efa666502ac507b1e3ee30e3b.tar.xz | |
tty/vt: consolemap: walk the buffer only once in con_set_trans_old()
Fetch the user data one by one (by get_user()) and fill in the local
buffer simultaneously. I.e. we no longer require to walk two buffers and
save thus 256 B from stack (whole ubuf).
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220607104946.18710-36-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions