* Tony Breeds <[EMAIL PROTECTED]> [2008-02-05 16:16:48]: > On Sun, Jan 27, 2008 at 07:32:59PM +0530, Sripathi Kodi wrote: > > Hi Paul, > > > > On PPC, I see a disparity between clock_getres implementations in the > > vdso and syscall. I am using a IBM Openpower hardware and 2.6.24 kernel > > with CONFIG_HIGH_RES_TIMERS=y. > > > > clock_getres call for CLOCK_REALTIME returns 1 millisecond. However, > > when I edit arch/powerpc/kernel/vdso*/gettimeofday.S to force it to use > > sys_clock_getres, I get 1 nanosecond resolution. The code in vdso seems > > to be returning some pre-defined (incorrect) variables. > > > > Could you please let me know the reason for this? Is it something that > > should be fixed in vdso? > > Can you try the attached patch and see it if works for you? I tried this patch. It seems to solve the reported problem and give a 1ns resolution. Thanks.
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