# git rev-parse -q --verify cfb61b5e3e09f8b49bc4d685429df75f45127adc^{commit} cfb61b5e3e09f8b49bc4d685429df75f45127adc already have revision, skipping fetch # git checkout -q -f -B kisskb cfb61b5e3e09f8b49bc4d685429df75f45127adc # git clean -qxdf # < git log -1 # commit cfb61b5e3e09f8b49bc4d685429df75f45127adc # Author: David S. Miller # Date: Thu Mar 15 14:18:00 2018 -0700 # # sparc64: Fix regression in pmdp_invalidate(). # # pmdp_invalidate() was changed to update the pmd atomically # (to not lose dirty/access bits) and return the original pmd # value. # # However, in doing so, we lost a lot of the essential work that # set_pmd_at() does, namely to update hugepage mapping counts and # queuing up the batched TLB flush entry. # # Thus we were not flushing entries out of the TLB when making # such PMD changes. # # Fix this by abstracting the accounting work of set_pmd_at() out into a # separate function, and call it from pmdp_establish(). # # Fixes: a8e654f01cb7 ("sparc64: update pmdp_invalidate() to return old pmd value") # Signed-off-by: David S. Miller # < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-gcc --version # < git log --format=%s --max-count=1 cfb61b5e3e09f8b49bc4d685429df75f45127adc # < make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- randconfig KCONFIG_SEED=0x710C7311 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # yes \n | make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- CONFIG_CC_STACKPROTECTOR_AUTO: -fstack-protector available but compiler is broken: disabling /kisskb/src/ipc/shm.c: In function 'SyS_shmdt': /kisskb/src/ipc/shm.c:1565:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/shm.c:1487:15: note: 'file' was declared here /kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap': /kisskb/src/arch/x86/kernel/e820.c:652:2: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kernel/hw_breakpoint.c: In function 'arch_validate_hwbkpt_settings': /kisskb/src/arch/x86/kernel/hw_breakpoint.c:361:20: warning: 'align' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:127:33: warning: 'levelspread[]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[]' was declared here /kisskb/src/arch/x86/kernel/apic/io_apic.c: In function 'mp_map_pin_to_irq': /kisskb/src/arch/x86/kernel/apic/io_apic.c:1033:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_commit_charge': /kisskb/src/mm/memcontrol.c:2077:5: warning: 'isolated' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c:2091:6: note: 'isolated' was declared here /kisskb/src/block/bfq-iosched.c: In function 'bfq_exit_icq_bfqq': /kisskb/src/block/bfq-iosched.c:4064:11: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:269:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:234:28: note: 'next' was declared here /kisskb/src/drivers/dma-buf/reservation.c: In function 'reservation_object_add_shared_fence': /kisskb/src/drivers/dma-buf/reservation.c:210:7: warning: 'k' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/dma-buf/reservation.c:160:17: note: 'k' was declared here /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:352:8: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp] /kisskb/src/drivers/clk/renesas/clk-sh73a0.c: In function 'sh73a0_cpg_clocks_init': /kisskb/src/drivers/clk/renesas/clk-sh73a0.c:155:3: warning: 'parent_name' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/clk/renesas/clk-sh73a0.c:82:14: note: 'parent_name' was declared here /kisskb/src/drivers/hwspinlock/hwspinlock_core.c: In function 'of_hwspin_lock_get_id': /kisskb/src/drivers/hwspinlock/hwspinlock_core.c:301:6: warning: 'id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c: In function 'of_gpiochip_add': /kisskb/src/drivers/gpio/gpiolib-of.c:392:8: warning: 'dflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:378:19: note: 'dflags' was declared here /kisskb/src/drivers/gpio/gpiolib-of.c:392:8: warning: 'lflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:377:25: note: 'lflags' was declared here /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_sideband_msg_build': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:364:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iommu/io-pgtable-arm-v7s.c: In function '__arm_v7s_map': /kisskb/src/drivers/iommu/io-pgtable-arm-v7s.c:468:2: warning: 'cptep' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/tc3589x.c: In function 'tc3589x_probe': /kisskb/src/drivers/mfd/tc3589x.c:390:2: warning: 'version' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/arizona-core.c: In function 'arizona_dev_init': /kisskb/src/drivers/mfd/arizona-core.c:1387:6: warning: 'n_subdevs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/mouse/cyapa.c: In function 'cyapa_irq': /kisskb/src/drivers/input/mouse/cyapa.c:717:27: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/mouse/cyapa_gen3.c: In function 'cyapa_gen3_set_power_mode': /kisskb/src/drivers/input/mouse/cyapa_gen3.c:927:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/slimbus/messaging.c: In function 'slim_do_transfer': /kisskb/src/drivers/slimbus/messaging.c:126:14: warning: 'tid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/rmi4/rmi_f11.c: In function 'rmi_f11_attention': /kisskb/src/drivers/input/rmi4/rmi_f11.c:631:3: warning: 'abs_fingers' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/rmi4/rmi_f11.c:580:6: note: 'abs_fingers' was declared here /kisskb/src/drivers/media/dvb-core/dvb_frontend.c: In function 'dvb_frontend_handle_ioctl': /kisskb/src/drivers/media/dvb-core/dvb_frontend.c:2635:1: warning: the frame size of 1064 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/video/backlight/adp8860_bl.c: In function 'adp8860_bl_ambient_light_level_show': /kisskb/src/drivers/video/backlight/adp8860_bl.c:579:10: warning: 'ret_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-zoned-target.c: In function 'dmz_chunk_work': /kisskb/src/drivers/md/dm-zoned-target.c:112:25: warning: 'rzone' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-zoned-target.c:168:18: note: 'rzone' was declared here /kisskb/src/drivers/md/dm-zoned-metadata.c: In function 'dmz_ctr_metadata': /kisskb/src/drivers/md/dm-zoned-metadata.c:1310:14: warning: 'dmap' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-zoned-metadata.c:1285:18: note: 'dmap' was declared here /kisskb/src/drivers/usb/host/xhci-debugfs.c: In function 'xhci_ring_open': /kisskb/src/drivers/usb/host/xhci-debugfs.c:245:20: warning: 'f_map' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/host/xhci-debugfs.c: In function 'xhci_context_open': /kisskb/src/drivers/usb/host/xhci-debugfs.c:326:20: warning: 'f_map' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/most/cdev/cdev.c: In function 'comp_read': /kisskb/src/drivers/staging/most/cdev/cdev.c:277:24: warning: 'mbo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/hpsa.c: In function 'complete_scsi_command': /kisskb/src/drivers/scsi/hpsa.c:2669:12: warning: 'ascq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/hpsa.c:2669:12: warning: 'asc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/hpsa.c:2669:12: warning: 'sense_key' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/am53c974.c: In function 'pci_esp_dma_drain': /kisskb/src/drivers/scsi/am53c974.c:199:6: warning: 'resid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c: In function 'gk104_top_oneinit': /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c:101:1: warning: 'inst' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c:101:1: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c: In function 'nv50_disp_atomic_commit_tail': /kisskb/src/arch/x86/include/asm/io.h:66:1: warning: 'b' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c:1813:18: note: 'b' was declared here /kisskb/src/arch/x86/include/asm/io.h:66:1: warning: 'g' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c:1813:15: note: 'g' was declared here /kisskb/src/arch/x86/include/asm/io.h:66:1: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c:1813:12: note: 'r' was declared here Completed OK # rm -rf /kisskb/build/linus_i386-randconfig_i386 # Build took: 0:02:04.855207