# git rev-parse -q --verify e4f226b1580b36550727c324b404207f8d2f3b71^{commit} e4f226b1580b36550727c324b404207f8d2f3b71 already have revision, skipping fetch # git checkout -q -f -B kisskb e4f226b1580b36550727c324b404207f8d2f3b71 # git clean -qxdf # git log -1 commit e4f226b1580b36550727c324b404207f8d2f3b71 Author: Sukadev Bhattiprolu Date: Tue Feb 9 02:47:45 2016 -0500 powerpc/perf/hv-gpci: Increase request buffer size The GPCI hcall allows for a 4K buffer but we limit the buffer to 1K. The problem with a 1K buffer is if a request results in returning more values than can be accomodated in the 1K buffer the request will fail. The buffer we are using is currently allocated on the stack and hence limited in size. Instead use a per-CPU 4K buffer like we do with 24x7 counters (hv-24x7.c). While here, rename the macro GPCI_MAX_DATA_BYTES to HGPCI_MAX_DATA_BYTES for consistency with 24x7 counters. Signed-off-by: Sukadev Bhattiprolu Signed-off-by: Michael Ellerman # < /opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < git log --format=%s --max-count=1 e4f226b1580b36550727c324b404207f8d2f3b71 # < make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- allnoconfig # make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- make[1]: Entering directory '/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release GEN ./Makefile WRAP arch/powerpc/include/generated/asm/clkdev.h WRAP arch/powerpc/include/generated/asm/div64.h WRAP arch/powerpc/include/generated/asm/irq_regs.h WRAP arch/powerpc/include/generated/asm/irq_work.h WRAP arch/powerpc/include/generated/asm/local64.h WRAP arch/powerpc/include/generated/asm/mcs_spinlock.h WRAP arch/powerpc/include/generated/asm/preempt.h UPD include/config/kernel.release WRAP arch/powerpc/include/generated/asm/rwsem.h WRAP arch/powerpc/include/generated/asm/vtime.h CHK include/generated/uapi/linux/version.h UPD include/generated/uapi/linux/version.h Using /home/kisskb/slave/src as source for kernel CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h HOSTCC scripts/dtc/dtc.o HOSTCC scripts/dtc/flattree.o HOSTCC scripts/dtc/fstree.o HOSTCC scripts/dtc/data.o HOSTCC scripts/dtc/livetree.o HOSTCC scripts/dtc/treesource.o CC scripts/mod/empty.o HOSTCC scripts/mod/mk_elfconfig HOSTCC scripts/dtc/srcpos.o HOSTCC scripts/dtc/checks.o CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/util.o SHIPPED scripts/dtc/dtc-lexer.lex.c SHIPPED scripts/dtc/dtc-parser.tab.h SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/dtc/dtc-lexer.lex.o HOSTCC scripts/dtc/dtc-parser.tab.o GEN scripts/mod/devicetable-offsets.h MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o HOSTCC scripts/mod/file2alias.o HOSTCC scripts/mod/sumversion.o HOSTLD scripts/dtc/dtc HOSTLD scripts/mod/modpost CHK include/generated/timeconst.h CC kernel/bounds.s UPD include/generated/timeconst.h CHK include/generated/bounds.h UPD include/generated/bounds.h CC arch/powerpc/kernel/asm-offsets.s CHK include/generated/asm-offsets.h UPD include/generated/asm-offsets.h CALL /home/kisskb/slave/src/scripts/checksyscalls.sh LD usr/built-in.o CC init/main.o CHK include/generated/compile.h CC init/do_mounts.o CC init/noinitramfs.o CC init/init_task.o UPD include/generated/compile.h CC arch/powerpc/mm/fault.o CC init/version.o CC arch/powerpc/mm/mem.o LD arch/powerpc/sysdev/built-in.o CC arch/powerpc/mm/pgtable.o CC arch/powerpc/mm/mmap.o CC arch/powerpc/mm/init_32.o CC arch/powerpc/mm/pgtable_32.o LD arch/powerpc/platforms/built-in.o CC arch/powerpc/mm/ppc_mmu_32.o AS arch/powerpc/lib/string.o CC arch/powerpc/lib/alloc.o AS arch/powerpc/mm/hash_low_32.o AS arch/powerpc/lib/crtsavres.o CC arch/powerpc/mm/mmu_context_hash32.o CC arch/powerpc/lib/code-patching.o CC arch/powerpc/mm/tlb_hash32.o CC arch/powerpc/mm/hugetlbpage.o AS arch/powerpc/lib/checksum_32.o CC arch/powerpc/lib/feature-fixups.o CC arch/powerpc/lib/ppc_ksyms.o AS arch/powerpc/lib/copy_32.o AS arch/powerpc/lib/div64.o LD arch/powerpc/math-emu/built-in.o CC arch/powerpc/kernel/cputable.o CC arch/powerpc/kernel/irq.o CC arch/powerpc/kernel/ptrace.o CC arch/powerpc/kernel/syscalls.o LD arch/powerpc/crypto/built-in.o CC arch/powerpc/kernel/signal_32.o CC arch/powerpc/kernel/pmc.o CC arch/powerpc/kernel/vdso.o CC arch/powerpc/kernel/cacheinfo.o CC arch/powerpc/kernel/process.o CPP arch/powerpc/kernel/systbl_chk.i CC arch/powerpc/kernel/align.o CC arch/powerpc/kernel/idle.o CC arch/powerpc/kernel/setup-common.o CC arch/powerpc/kernel/udbg.o CC arch/powerpc/kernel/signal.o CC arch/powerpc/kernel/sysfs.o CC arch/powerpc/kernel/time.o CC arch/powerpc/kernel/traps.o CC arch/powerpc/kernel/prom.o AS arch/powerpc/kernel/misc.o CC arch/powerpc/kernel/io.o CC arch/powerpc/kernel/dma.o LD arch/powerpc/net/built-in.o AS arch/powerpc/kernel/misc_32.o CC arch/powerpc/kernel/prom_parse.o CC arch/powerpc/kernel/of_platform.o AS arch/powerpc/kernel/idle_6xx.o AS arch/powerpc/kernel/cpu_setup_6xx.o AS arch/powerpc/kernel/l2cr_6xx.o AS arch/powerpc/kernel/entry_32.o CC arch/powerpc/kernel/setup_32.o CC arch/powerpc/kernel/pci_32.o CC arch/powerpc/kernel/pci-common.o CC arch/powerpc/kernel/pci_of_scan.o LD certs/built-in.o CC arch/powerpc/kernel/iomap.o AS arch/powerpc/kernel/fpu.o LDS arch/powerpc/kernel/vmlinux.lds AS arch/powerpc/kernel/head_32.o LDS arch/powerpc/kernel/vdso32/vdso32.lds CALL /home/kisskb/slave/src/arch/powerpc/kernel/systbl_chk.sh VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o VDSO32A arch/powerpc/kernel/vdso32/datapage.o VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o VDSO32A arch/powerpc/kernel/vdso32/note.o AS arch/powerpc/kernel/systbl.o LD ipc/built-in.o CC security/min_addr.o CC security/commoncap.o VDSO32L arch/powerpc/kernel/vdso32/vdso32.so.dbg LD crypto/built-in.o LD arch/powerpc/lib/built-in.o OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so AS arch/powerpc/kernel/vdso32/vdso32_wrapper.o LD block/built-in.o LD sound/built-in.o LD arch/powerpc/kernel/vdso32/built-in.o CC kernel/exec_domain.o LD firmware/built-in.o CC kernel/fork.o CC kernel/panic.o LD arch/powerpc/mm/built-in.o CC kernel/cpu.o CC kernel/resource.o CC kernel/softirq.o CC kernel/exit.o CC kernel/sysctl_binary.o CC kernel/capability.o CC kernel/user.o LD net/built-in.o CC kernel/signal.o CC kernel/ptrace.o CC kernel/sysctl.o CC kernel/pid.o CC kernel/task_work.o CC kernel/extable.o CC kernel/sys.o CC kernel/kmod.o CC kernel/workqueue.o CC kernel/kthread.o CC kernel/nsproxy.o CC kernel/params.o CC kernel/notifier.o CC kernel/sys_ni.o CC kernel/reboot.o CC kernel/cred.o CC kernel/ksysfs.o CC kernel/async.o CC kernel/range.o CC fs/open.o CC fs/read_write.o CC kernel/smpboot.o CC fs/file_table.o CC fs/super.o CC fs/char_dev.o LD init/mounts.o LD kernel/livepatch/built-in.o CC mm/filemap.o LD init/built-in.o CC mm/mempool.o CC kernel/power/qos.o LD virt/lib/built-in.o CC kernel/locking/mutex.o CC kernel/locking/semaphore.o CC kernel/printk/printk.o LD virt/built-in.o CC kernel/irq/irqdesc.o CC kernel/irq/handle.o CC kernel/rcu/update.o CC kernel/rcu/sync.o CC kernel/dma.o CC kernel/up.o CC kernel/elfcore.o CC kernel/memremap.o CC fs/exec.o CC fs/stat.o CC kernel/sched/core.o CC kernel/sched/loadavg.o CC fs/pipe.o CC kernel/sched/clock.o CC fs/namei.o LD security/built-in.o CC kernel/sched/cputime.o CC fs/fcntl.o CC kernel/sched/idle_task.o CC fs/ioctl.o CC kernel/sched/fair.o CC fs/readdir.o CC kernel/time/time.o CC lib/lockref.o CC lib/bcd.o CC kernel/irq/manage.o CC kernel/rcu/tiny.o CC kernel/irq/spurious.o CC kernel/locking/rwsem.o CC mm/oom_kill.o CC kernel/locking/percpu-rwsem.o CC kernel/irq/resend.o CC mm/maccess.o LD arch/powerpc/kernel/built-in.o CC lib/div64.o CC lib/sort.o CC kernel/irq/chip.o CC kernel/sched/rt.o CC lib/parser.o CC kernel/sched/deadline.o CC lib/halfmd4.o CC lib/debug_locks.o LD kernel/power/built-in.o CC kernel/locking/rwsem-xadd.o CC lib/random32.o LD drivers/amba/built-in.o CC fs/select.o LD drivers/auxdisplay/built-in.o CC kernel/time/timer.o CC kernel/time/hrtimer.o CC fs/dcache.o CC fs/inode.o CC kernel/sched/stop_task.o CC fs/attr.o CC fs/bad_inode.o LD drivers/block/built-in.o CC lib/bust_spinlocks.o CC kernel/sched/wait.o CC kernel/sched/completion.o CC lib/kasprintf.o LD kernel/printk/built-in.o CC lib/bitmap.o CC fs/file.o CC lib/scatterlist.o LD drivers/bus/built-in.o CC mm/page_alloc.o CC mm/page-writeback.o LD drivers/cdrom/built-in.o LD kernel/rcu/built-in.o CC drivers/base/component.o CC mm/readahead.o CC fs/filesystems.o CC lib/gcd.o CC kernel/time/itimer.o CC fs/namespace.o CC kernel/irq/dummychip.o LD drivers/clocksource/built-in.o CC drivers/char/mem.o CC kernel/irq/devres.o LD drivers/firewire/built-in.o LD drivers/clk/bcm/built-in.o CC lib/lcm.o CC fs/seq_file.o CC lib/list_sort.o LD kernel/locking/built-in.o LD drivers/gpio/built-in.o CC lib/uuid.o LD drivers/clk/built-in.o CC fs/xattr.o CC lib/flex_array.o CC kernel/irq/irqdomain.o CC lib/iov_iter.o CC kernel/sched/idle.o CC lib/clz_ctz.o CC fs/libfs.o LD drivers/hwtracing/intel_th/built-in.o CC fs/fs-writeback.o LD drivers/firmware/broadcom/built-in.o CC fs/pnode.o LD drivers/firmware/built-in.o LD drivers/idle/built-in.o CC mm/swap.o CC mm/truncate.o LD drivers/hsi/controllers/built-in.o CC kernel/time/posix-timers.o LD drivers/hsi/clients/built-in.o CC kernel/time/posix-cpu-timers.o LD drivers/i2c/algos/built-in.o CC lib/bsearch.o CC lib/find_bit.o LD drivers/leds/built-in.o CC drivers/irqchip/irqchip.o CC lib/llist.o CC lib/memweight.o LD drivers/gpu/drm/i2c/built-in.o CC lib/kfifo.o CC kernel/time/timekeeping.o LD drivers/gpu/drm/bridge/built-in.o LD drivers/hsi/built-in.o CC lib/percpu-refcount.o LD drivers/i2c/busses/built-in.o CC mm/vmscan.o LD drivers/lguest/built-in.o CC fs/splice.o LD drivers/macintosh/built-in.o CC fs/sync.o CC drivers/base/core.o CC fs/utimes.o CC drivers/char/random.o CC kernel/time/ntp.o CC mm/shmem.o LD drivers/gpu/drm/panel/built-in.o LD drivers/mfd/built-in.o CC lib/rhashtable.o CC lib/percpu_ida.o CC lib/reciprocal_div.o CC fs/stack.o CC lib/once.o LD drivers/i2c/muxes/built-in.o LD drivers/gpu/drm/omapdrm/displays/built-in.o CC lib/string_helpers.o CC lib/hexdump.o LD drivers/gpu/drm/tilcdc/built-in.o LD drivers/mmc/built-in.o LD drivers/i2c/built-in.o LD drivers/irqchip/built-in.o CC fs/fs_struct.o CC lib/kstrtox.o LD drivers/net/built-in.o LD drivers/nfc/built-in.o LD drivers/gpu/drm/omapdrm/dss/built-in.o LD drivers/media/firewire/built-in.o LD drivers/misc/cb710/built-in.o CC lib/pci_iomap.o LD drivers/media/common/b2c2/built-in.o LD drivers/gpu/drm/omapdrm/built-in.o CC kernel/time/clocksource.o CC lib/iomap_copy.o LD kernel/irq/built-in.o LD kernel/sched/built-in.o LD drivers/misc/eeprom/built-in.o LD drivers/nvme/host/built-in.o LD drivers/media/common/saa7146/built-in.o LD drivers/media/mmc/siano/built-in.o CC lib/devres.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/gpu/drm/built-in.o CC fs/statfs.o LD drivers/media/common/siano/built-in.o LD drivers/nvme/built-in.o CC lib/hweight.o LD drivers/media/mmc/built-in.o LD drivers/misc/lis3lv02d/built-in.o CC fs/nsfs.o CC fs/fs_pin.o LD drivers/media/i2c/built-in.o CC lib/bitrev.o LD drivers/media/platform/omap/built-in.o CC fs/no-block.o LD drivers/media/common/built-in.o CC drivers/of/base.o HOSTCC lib/gen_crc32table LD drivers/media/tuners/built-in.o LD drivers/gpu/vga/built-in.o LD fs/devpts/built-in.o LD drivers/media/platform/built-in.o CC mm/util.o LD fs/exofs/built-in.o LD drivers/platform/built-in.o LD drivers/media/rc/keymaps/built-in.o CC lib/syscall.o LD drivers/gpu/built-in.o LD drivers/misc/mic/bus/built-in.o CC mm/mmzone.o LD drivers/media/rc/built-in.o CC drivers/pci/access.o LD drivers/power/built-in.o CC kernel/time/jiffies.o CC lib/atomic64.o LD fs/quota/built-in.o CC drivers/pci/bus.o CC lib/strncpy_from_user.o LD drivers/pwm/built-in.o LD drivers/misc/mic/built-in.o CC mm/vmstat.o CC fs/ramfs/inode.o CC lib/strnlen_user.o CC fs/binfmt_elf.o LD fs/notify/dnotify/built-in.o LD fs/notify/fanotify/built-in.o CC lib/argv_split.o LD drivers/soc/bcm/built-in.o LD drivers/misc/ti-st/built-in.o LD fs/notify/inotify/built-in.o CC mm/backing-dev.o LD drivers/media/pci/b2c2/built-in.o LD drivers/tty/ipwireless/built-in.o CC kernel/time/timer_list.o LD drivers/media/pci/ddbridge/built-in.o CC lib/cmdline.o CC drivers/char/misc.o CC fs/ramfs/file-mmu.o LD drivers/usb/host/built-in.o CC lib/dec_and_lock.o CC lib/ctype.o LD drivers/tty/serial/built-in.o LD drivers/misc/built-in.o CC lib/decompress.o LD drivers/char/agp/built-in.o LD fs/notify/built-in.o CC lib/dump_stack.o LD drivers/media/usb/b2c2/built-in.o LD drivers/tty/vt/built-in.o LD drivers/soc/fsl/built-in.o CC mm/mm_init.o LD drivers/media/pci/dm1105/built-in.o CC lib/earlycpio.o LD drivers/usb/built-in.o CC mm/mmu_context.o LD drivers/tty/built-in.o CC lib/extable.o CC lib/fdt_empty_tree.o CC lib/fdt.o CC mm/percpu.o LD drivers/soc/built-in.o CC lib/fdt_ro.o CC kernel/time/timecounter.o CC kernel/time/timeconv.o LD drivers/media/pci/mantis/built-in.o CC kernel/time/posix-clock.o CC drivers/base/bus.o LD drivers/media/usb/dvb-usb/built-in.o CC lib/fdt_rw.o CC lib/fdt_strerror.o CC lib/fdt_sw.o CC kernel/time/alarmtimer.o CC kernel/time/clockevents.o CC kernel/time/tick-common.o LD drivers/media/pci/netup_unidvb/built-in.o CC lib/flex_proportions.o CC drivers/base/dd.o CC lib/fdt_wip.o CC lib/int_sqrt.o CC lib/idr.o LD drivers/video/backlight/built-in.o CC mm/slab_common.o CC lib/ioremap.o CC lib/irq_regs.o LD drivers/media/usb/dvb-usb-v2/built-in.o LD drivers/media/pci/ngene/built-in.o CC lib/is_single_threaded.o CC drivers/base/syscore.o CC drivers/of/platform.o CC drivers/of/device.o LD drivers/char/built-in.o CC mm/compaction.o CC mm/vmacache.o CC drivers/of/fdt.o LD drivers/media/pci/pluto2/built-in.o LD drivers/video/fbdev/core/built-in.o CC lib/klist.o CC mm/interval_tree.o CC lib/kobject.o LD drivers/media/usb/s2255/built-in.o CC lib/kobject_uevent.o CC drivers/pci/probe.o CC mm/workingset.o CC lib/nmi_backtrace.o CC lib/md5.o CC lib/plist.o CC mm/list_lru.o CC lib/proportions.o LD drivers/media/pci/pt1/built-in.o CC lib/radix-tree.o LD drivers/media/usb/siano/built-in.o CC drivers/of/fdt_address.o CC lib/ratelimit.o CC lib/rbtree.o LD drivers/media/usb/stkwebcam/built-in.o CC drivers/of/address.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o CC mm/gup.o CC mm/debug.o LD drivers/media/pci/pt3/built-in.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o CC lib/seq_buf.o CC lib/sha1.o LD fs/ramfs/ramfs.o CC lib/show_mem.o CC lib/timerqueue.o CC lib/string.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/video/fbdev/omap2/omapfb/built-in.o LD drivers/media/pci/saa7146/built-in.o LD fs/ramfs/built-in.o LD drivers/media/pci/ttpci/built-in.o LD drivers/media/pci/smipcie/built-in.o CC drivers/base/driver.o CC drivers/pci/host-bridge.o CC lib/vsprintf.o CC mm/highmem.o LD drivers/video/fbdev/omap2/built-in.o LD drivers/media/usb/ttusb-dec/built-in.o CC drivers/of/of_pci.o CC drivers/of/of_pci_irq.o CC drivers/of/irq.o LD drivers/media/usb/zr364xx/built-in.o GEN lib/crc32table.h LD drivers/media/pci/built-in.o CC mm/memory.o CC drivers/base/class.o CC drivers/base/platform.o CC lib/crc32.o CC drivers/of/of_reserved_mem.o LD drivers/media/usb/built-in.o CC drivers/pci/remove.o CC mm/mincore.o CC mm/mlock.o LD drivers/video/fbdev/built-in.o CC drivers/base/cpu.o CC drivers/base/firmware.o CC drivers/pci/pci.o CC mm/mmap.o LD drivers/video/built-in.o LD kernel/time/built-in.o CC mm/mprotect.o LD kernel/built-in.o CC mm/mremap.o CC drivers/pci/pci-driver.o CC mm/msync.o CC drivers/pci/search.o CC drivers/pci/pci-sysfs.o CC drivers/pci/rom.o CC mm/rmap.o CC mm/pgtable-generic.o CC mm/pagewalk.o CC mm/init-mm.o CC mm/vmalloc.o CC drivers/base/init.o CC drivers/base/map.o CC mm/nobootmem.o CC mm/memblock.o CC drivers/base/devres.o LD drivers/media/built-in.o CC drivers/base/attribute_container.o CC mm/dmapool.o CC mm/slub.o CC drivers/base/transport_class.o CC drivers/pci/setup-res.o CC drivers/pci/irq.o CC drivers/base/topology.o CC drivers/base/container.o CC drivers/base/property.o LD fs/built-in.o CC drivers/base/cacheinfo.o CC drivers/pci/setup-bus.o CC drivers/pci/vpd.o LD drivers/base/power/built-in.o CC drivers/base/dma-mapping.o CC drivers/pci/vc.o CC drivers/pci/syscall.o CC drivers/pci/of.o LD drivers/pci/host/built-in.o LD drivers/of/built-in.o LD lib/built-in.o LD drivers/base/built-in.o LD mm/built-in.o AR lib/lib.a LD drivers/pci/built-in.o LD drivers/built-in.o LINK vmlinux LD vmlinux.o MODPOST vmlinux.o GEN .version CHK include/generated/compile.h UPD include/generated/compile.h CC init/version.o LD init/built-in.o LD vmlinux SYSMAP System.map /opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-strip -s -R .comment vmlinux -o arch/powerpc/boot/vmlinux.strip make[1]: Leaving directory '/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc' Completed OK # rm -rf /home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc # Build took: 0:00:11.085191