Date: Fri, 12 Nov 2010 11:30:08 +0800 From: "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au> To: freebsd-stable@freebsd.org Subject: Re: New event timers for 8-STABLE [SEC=UNCLASSIFIED] Message-ID: <20101112033008.GA47411@stlux503.dsto.defence.gov.au> In-Reply-To: <4CDC8CFC.8040402@FreeBSD.org> References: <4CDC8CFC.8040402@FreeBSD.org>
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0n Fri, Nov 12, 2010 at 02:40:28AM +0200, Alexander Motin wrote:=20
>I've created a patch, merging all kernel event timers related stuff fr=
om
>HEAD to 8-STABLE. The only thing I have skipped at this moment was mips
>architecture, because of too big code difference there between HEAD and
>8-STABLE. Patch appeared to be quite large and includes more then 60 S=
VN
>revisions from HEAD. I hope I haven't missed anything important. I wou=
ld
>like to ask interested people to test it. Patched code successfully
>builds on all platforms and successfully runs on my amd64 test machine.
>
>In HEAD code seems to be working enough stable, There only two known
>open issues at the moment:
> - kernel freeze on XEN HVM when using LAPIC timer in one-shot mode --
>can be workarounded by switching to periodic mode or other timer.
> - if HPET interrupt shared with other device, system load average may
>lie (report +1 value) -- not a timer problem and not fatal.
>Please report me if you find anything else.
>
>Latest patch can be found here:
>http://people.freebsd.org/~mav/timers_merge/timers_merge-20101111.patch
>
>Merge instructions (list of revisions, if somebody want to redo it):
>http://people.freebsd.org/~mav/timers_merge/guide-20101111
>
>After patching you need just rebuild/reinstall the kernel. I haven't
>merged related manual pages yet, so, if needed, consult with man pages
>from HEAD: eventtimers(7), attimer(4), atrtc(4), hpet(4).
patches apply cleanly but buildkernel fails:
make -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | MKDEP_CPP=3D"cc -E" CC=3D"=
cc" xargs mkdep -a -f .newdep -O2 -pipe -fno-strict-aliasing -march=3Dnocon=
a -std=3Dc99 -g -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototype=
s -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-=
pointer-sign -fformat-extensions -nostdinc -I. -I/usr/src/sys -I/usr/src/s=
ys/contrib/altq -I/usr/src/sys/contrib/ipfilter -I/usr/src/sys/contrib/pf -=
I/usr/src/sys/dev/ath -I/usr/src/sys/dev/ath/ath_hal -I/usr/src/sys/contrib=
/ngatm -I/usr/src/sys/dev/twa -I/usr/src/sys/gnu/fs/xfs/FreeBSD -I/usr/src/=
sys/gnu/fs/xfs/FreeBSD/support -I/usr/src/sys/gnu/fs/xfs -I/usr/src/sys/con=
trib/opensolaris/compat -I/usr/src/sys/dev/cxgb -D_KERNEL -DHAVE_KERNEL_OPT=
ION_HEADERS -include opt_global.h -fno-common -finline-limit=3D8000 --param=
inline-unit-growth=3D100 --param large-function-growth=3D1000 -fno-omit-f=
rame-pointer -mcmodel=3Dkernel -mno-red-zone -mfpmath=3D387 -mno-sse -mno-=
sse2 -mno-sse3 -mno-mmx -mno-3dnow -msoft-float -fno-asynchronous-unwind-t=
ables -ffreestanding -fstack-protector
cc: /usr/src/sys/kern/kern_et.c: No such file or directory
cc: /usr/src/sys/kern/kern_clocksource.c: No such file or directory
/usr/src/sys/dev/acpica/acpi_hpet.c:46:24: error: sys/timeet.h: No such fil=
e or directory
/usr/src/sys/x86/x86/local_apic.c:52:24: error: sys/timeet.h: No such file =
or directory
/usr/src/sys/x86/isa/atrtc.c:45:24: error: sys/timeet.h: No such file or di=
rectory
/usr/src/sys/x86/isa/clock.c:60:24: error: sys/timeet.h: No such file or di=
rectory
mkdep: compile failed
*** Error code 1
Stop in /usr/obj/usr/src/sys/MARGS.
*** Error code 1
Stop in /usr/src.
*** Error code 1
Stop in /usr/src.
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