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由 Yang Yingliang 提交于
hulk inclusion category: bugfix bugzilla: 16082 CVE: NA ------------------------------------------------- Using static key type may cause segmentation fault in bionic, change type of vdso_fix to bool and move it int struct vdso_data. On Hi1620, without this patch, gettimeofday costs 0.02775: ./gettimeofday -E -C 200 -L -S -W -N "gettimeofday" Running: gettimeofday# ./gettimeofday -E -C 200 -L -S -W -N gettimeofday prc thr usecs/call samples errors cnt/samp gettimeofday 1 1 0.02775 174 0 20000 with this patch, gettimeofday costs 0.02701: ./gettimeofday -E -C 200 -L -S -W -N "gettimeofday" Running: gettimeofday# ./gettimeofday -E -C 200 -L -S -W -N gettimeofday prc thr usecs/call samples errors cnt/samp gettimeofday 1 1 0.02701 170 0 20000 On Hi1616, without this patch, gettimeofday costs 0.03396: ./gettimeofday -E -C 200 -L -S -W -N "gettimeofday" Running: gettimeofday# ./gettimeofday -E -C 200 -L -S -W -N gettimeofday prc thr usecs/call samples errors cnt/samp gettimeofday 1 1 0.03396 194 0 20000 with this patch, gettimeofday costs 0.03660: ./gettimeofday -E -C 200 -L -S -W -N "gettimeofday" Running: gettimeofday# ./gettimeofday -E -C 200 -L -S -W -N gettimeofday prc thr usecs/call samples errors cnt/samp gettimeofday 1 1 0.03660 200 0 20000 Signed-off-by: NYang Yingliang <yangyingliang@huawei.com> Reviewed-by: NXuefeng Wang <wxf.wang@hisilicon.com> Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>d6b00d6c