RESEND [PATCH] lib: vdso: add support for time

2018-10-01 Thread Mark Salyzyn
From: Mark Salyzyn Add time() vdso support to match up with existing support in the x86's vdso. Currently benefitting arm and arm64 which uses the common vgettimeofday.c implementation. On arm provides about a ~14 fold improvement in speed over the straight syscall, and about a ~5 fold improvem

RESEND [PATCH] lib: vdso: add support for time

2018-06-18 Thread Mark Salyzyn
From: Mark Salyzyn Add time() vdso support to match up with existing support in the x86's vdso. Currently benefitting arm and arm64 which uses the common vgettimeofday.c implementation. On arm provides about a ~14 fold improvement in speed over the straight syscall, and about a ~5 fold improvem