DELTA 285283 1185 510 SVNJJo|rb.we need Store/Load barrier for sequentially * consistent fences in SMP kernels. We use "lock addl $0,mem" for a * Store/Load barrier, as recommended by the AMD Software Optimization * Guide, and not mfence. In the kernel, we use a private per-cpu * cache line as the target for the locked addition, to avoid * introducing false data dependencies. In userspace, a word at the * top of the stack isENDREP id: f-38517.0.r286050/473 type: file pred: f-38517.0.r285283/17820 count: 70 text: 286050 0 444 22346 bbd4de58c97c2ce9652fb7a3ac55a942 cfa8ac6767bcd5a1830c278a823f572f1314772a 286049-651d/_5 props: 2 314168 38 0 b6b34f029ed66be42751a530d6e4b830 cpath: /head/sys/i386/include/atomic.h copyroot: 0 / PLAIN K 8 _align.h V 28 file e-196994.0.r215856/4718 K 6 _bus.h V 29 file j-145253.0.r145253/23254 K 11 _inttypes.h V 27 file o-85892.0.r217157/4633 K 9 _limits.h V 27 file 8d-4.40-5.r232262/4913 K 9 _stdint.h V 28 file q-100882.0.r232264/4907 K 8 _types.h V 29 file 22-102227.0.r232261/5057 K 16 acpica_machdep.h V 28 file v-100969.0.r254305/5045 K 10 apm_bios.h V 26 file 4-3263.0.r215140/4833 K 14 apm_segments.h V 27 file 7-3263.0.r139790/37952 K 5 asm.h V 28 file 8-23571.0.r275004/71265 K 10 asmacros.h V 26 file 19-757.0.r284324/6172 K 8 atomic.h V 26 file f-38517.0.r286050/473 K 10 bootinfo.h V 25 file 4-3385.0.r235391/166 K 5 bus.h V 27 file k-32517.0.r244191/4532 K 9 bus_dma.h V 28 file p-32517.0.r143598/21508 K 7 clock.h V 27 file g-2858.0.r263008/31329 K 9 counter.h V 29 file k-249268.0.r252434/13397 K 5 cpu.h V 28 file 8i-4.42-5.r267526/12307 K 9 cpufunc.h V 28 file 8k-4.43-5.r282274/87231 K 10 cputypes.h V 26 file 8-553.0.r185341/34140 K 9 cserial.h V 28 file p-123120.0.r155049/1001 K 12 db_machdep.h V 28 file 8m-4.44-5.r139790/40668 K 6 dump.h V 29 file g-276772.0.r276772/34194 K 11 elan_mmcr.h V 27 file 7-124144.0.r139788/714 K 5 elf.h V 28 file e-25984.0.r247047/12991 K 8 endian.h V 27 file 8o-4.47-5.r232266/4969 K 6 exec.h V 32 file w-1543.1-1544.r142107/13593 K 5 fdt.h V 29 file w-250840.0.r250840/38095 K 7 float.h V 27 file 8q-4.48-5.r232491/4854 K 15 floatingpoint.h V 25 file 8-326.0.r144544/4465 K 7 frame.h V 26 file 8s-4.49-5.r285354/987 K 13 gdb_machdep.h V 28 file v-131899.0.r284325/6700 K 8 ieeefp.h V 27 file b-1834.0.r226607/15924 K 15 if_wl_wavelan.h V 28 file b-26003.0.r139790/43484 K 10 in_cksum.h V 28 file 4-15291.0.r235941/10339 K 14 intr_machdep.h V 29 file e-121982.0.r282274/87569 K 13 ioctl_bt848.h V 28 file g-23599.0.r143063/74778 K 14 ioctl_meteor.h V 29 file c-123223.0.r143063/75086 K 7 iodev.h V 30 file 1g-132956.0.r207329/24785 K 5 kdb.h V 29 file c-131903.0.r170473/11178 K 8 limits.h V 28 file 8u-4.4a-5.r143063/75396 K 8 md_var.h V 27 file 28-7090.0.r284918/4089 K 8 memdev.h V 30 file 1j-132956.0.r217515/36482 K 10 metadata.h V 29 file 8-114373.0.r277215/35395 K 10 minidump.h V 29 file c-157909.0.r157909/11634 K 13 mp_watchdog.h V 29 file i-133759.0.r133759/17375 K 10 nexusvar.h V 29 file m-177157.0.r177157/29548 K 5 npx.h V 27 file 8y-4.4c-5.r284926/3642 K 13 ofw_machdep.h V 30 file 10-250840.0.r250840/38665 K 7 param.h V 28 file 90-4.4d-5.r285041/12358 K 2 pc V 24 dir 1q-5.0.r270828/18105 K 11 pcaudioio.h V 27 file 4-1387.0.r230132/84547 K 5 pcb.h V 28 file 98-4.4g-5.r273995/23792 K 9 pcb_ext.h V 27 file 8-28009.0.r150173/3387 K 12 pci_cfgreg.h V 28 file 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2-141144.0.r264236/981 K 3 cam V 26 dir 2-39212.0.r285819/7487 K 4 cddl V 28 dir br-168404.0.r285946/8695 K 6 compat V 25 dir k-9313.0.r286021/5384 K 4 conf V 23 dir y-5.0.r285797/31257 K 7 contrib V 25 dir 2-23283.0.r285959/873 K 6 crypto V 26 dir 7-55009.0.r286049/1828 K 3 ddb V 23 dir 10-5.0.r285783/7008 K 3 dev V 24 dir 12-5.0.r286043/13413 K 2 fs V 26 dir 2-1541.0.r286046/14630 K 3 gdb V 29 dir h-131899.0.r283291/118078 K 4 geom V 26 dir 2-13041.0.r285889/3955 K 3 gnu V 26 dir 2-1421.0.r281412/68502 K 4 i386 V 23 dir 1c-5.0.r286050/5978 K 3 isa V 23 dir 1w-5.0.r263379/9436 K 4 kern V 24 dir 20-5.0.r286021/16979 K 7 kgssapi V 29 dir 13-184588.0.r273707/19780 K 7 libkern V 25 dir 9-1542.0.r285338/6618 K 4 mips V 28 dir 2-178171.0.r286040/13542 K 7 modules V 26 dir i-2834.0.r285883/70384 K 3 net V 25 dir x-1542.0.r286013/6705 K 8 net80211 V 27 dir 2-116742.0.r284143/7189 K 8 netgraph V 28 dir 69-52419.0.r285422/66992 K 7 netinet V 26 dir 4f-1541.0.r286037/7523 K 8 netinet6 V 27 dir 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0-179453.0.r285589/70 K 4 head V 23 dir 5-1.0.r286050/10067 K 8 projects V 24 dir 6-1.0.r285924/438006 K 7 release V 22 dir 7-1.0.r274417/3010 K 6 releng V 22 dir 8-1.0.r286048/5370 K 6 stable V 23 dir 9-1.0.r286035/55546 K 8 svnadmin V 27 dir 0-179447.0.r285848/1307 K 4 user V 25 dir a-1.0.r285905/1889928 K 6 vendor V 23 dir b-1.0.r285970/52599 K 13 vendor-crypto V 25 dir 0-1575.0.r285328/3880 K 10 vendor-sys V 26 dir 0-12116.0.r285729/6379 END ENDREP id: 0.0.r286050/10805 type: dir pred: 0.0.r286049/6661 count: 286050 text: 286050 10315 477 0 0afafb097adb9a035c36d5430142f6ce props: 280653 0 4147 0 7340c02349f175c82d973dc373f34e56 cpath: / copyroot: 0 / minfo-cnt: 43606 f-38517.0.t286049-651d modify-file true false /head/sys/i386/include/atomic.h 10805 11029