# git rev-parse -q --verify 38e7571c07be01f9f19b355a9306a4e3d5cb0f5b^{commit} 38e7571c07be01f9f19b355a9306a4e3d5cb0f5b already have revision, skipping fetch # git checkout -q -f -B kisskb 38e7571c07be01f9f19b355a9306a4e3d5cb0f5b # git clean -qxdf # < git log -1 # commit 38e7571c07be01f9f19b355a9306a4e3d5cb0f5b # Merge: 80201fe175cb 21b4aa5d20fd # Author: Linus Torvalds # Date: Fri Mar 8 14:48:40 2019 -0800 # # Merge tag 'io_uring-2019-03-06' of git://git.kernel.dk/linux-block # # Pull io_uring IO interface from Jens Axboe: # "Second attempt at adding the io_uring interface. # # Since the first one, we've added basic unit testing of the three # system calls, that resides in liburing like the other unit tests that # we have so far. It'll take a while to get full coverage of it, but # we're working towards it. I've also added two basic test programs to # tools/io_uring. One uses the raw interface and has support for all the # various features that io_uring supports outside of standard IO, like # fixed files, fixed IO buffers, and polled IO. The other uses the # liburing API, and is a simplified version of cp(1). # # This adds support for a new IO interface, io_uring. # # io_uring allows an application to communicate with the kernel through # two rings, the submission queue (SQ) and completion queue (CQ) ring. # This allows for very efficient handling of IOs, see the v5 posting for # some basic numbers: # # https://lore.kernel.org/linux-block/20190116175003.17880-1-axboe@kernel.dk/ # # Outside of just efficiency, the interface is also flexible and # extendable, and allows for future use cases like the upcoming NVMe # key-value store API, networked IO, and so on. It also supports async # buffered IO, something that we've always failed to support in the # kernel. # # Outside of basic IO features, it supports async polled IO as well. # This particular feature has already been tested at Facebook months ago # for flash storage boxes, with 25-33% improvements. It makes polled IO # actually useful for real world use cases, where even basic flash sees # a nice win in terms of efficiency, latency, and performance. These # boxes were IOPS bound before, now they are not. # # This series adds three new system calls. One for setting up an # io_uring instance (io_uring_setup(2)), one for submitting/completing # IO (io_uring_enter(2)), and one for aux functions like registrating # file sets, buffers, etc (io_uring_register(2)). Through the help of # Arnd, I've coordinated the syscall numbers so merge on that front # should be painless. # # Jon did a writeup of the interface a while back, which (except for # minor details that have been tweaked) is still accurate. Find that # here: # # https://lwn.net/Articles/776703/ # # Huge thanks to Al Viro for helping getting the reference cycle code # correct, and to Jann Horn for his extensive reviews focused on both # security and bugs in general. # # There's a userspace library that provides basic functionality for # applications that don't need or want to care about how to fiddle with # the rings directly. It has helpers to allow applications to easily set # up an io_uring instance, and submit/complete IO through it without # knowing about the intricacies of the rings. It also includes man pages # (thanks to Jeff Moyer), and will continue to grow support helper # functions and features as time progresses. Find it here: # # git://git.kernel.dk/liburing # # Fio has full support for the raw interface, both in the form of an IO # engine (io_uring), but also with a small test application (t/io_uring) # that can exercise and benchmark the interface" # # * tag 'io_uring-2019-03-06' of git://git.kernel.dk/linux-block: # io_uring: add a few test tools # io_uring: allow workqueue item to handle multiple buffered requests # io_uring: add support for IORING_OP_POLL # io_uring: add io_kiocb ref count # io_uring: add submission polling # io_uring: add file set registration # net: split out functions related to registering inflight socket files # io_uring: add support for pre-mapped user IO buffers # block: implement bio helper to add iter bvec pages to bio # io_uring: batch io_kiocb allocation # io_uring: use fget/fput_many() for file references # fs: add fget_many() and fput_many() # io_uring: support for IO polling # io_uring: add fsync support # Add io_uring IO interface # < /opt/cross/kisskb/gcc-4.6.3-nolibc/m68k-linux/bin/m68k-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/m68k-linux/bin/m68k-linux-ld --version # < git log --format=%s --max-count=1 38e7571c07be01f9f19b355a9306a4e3d5cb0f5b # < make -s -j 48 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/m68k-linux/bin/m68k-linux- allmodconfig WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES Depends on [n]: DISCONTIGMEM [=n] || NUMA Selected by [y]: - SINGLE_MEMORY_CHUNK [=y] && MMU [=y] WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES Depends on [n]: DISCONTIGMEM [=n] || NUMA Selected by [y]: - SINGLE_MEMORY_CHUNK [=y] && MMU [=y] # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # yes \n | make -s -j 48 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/m68k-linux/bin/m68k-linux- oldconfig yes: standard output: Broken pipe # make -s -j 48 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/m68k-linux/bin/m68k-linux- WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES Depends on [n]: DISCONTIGMEM [=n] || NUMA Selected by [y]: - SINGLE_MEMORY_CHUNK [=y] && MMU [=y] WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES Depends on [n]: DISCONTIGMEM [=n] || NUMA Selected by [y]: - SINGLE_MEMORY_CHUNK [=y] && MMU [=y] WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES Depends on [n]: DISCONTIGMEM [=n] || NUMA Selected by [y]: - SINGLE_MEMORY_CHUNK [=y] && MMU [=y] :1478:2: warning: #warning syscall io_uring_setup not implemented [-Wcpp] :1481:2: warning: #warning syscall io_uring_enter not implemented [-Wcpp] :1484:2: warning: #warning syscall io_uring_register not implemented [-Wcpp] /kisskb/src/arch/m68k/mvme147/config.c: In function 'mvme147_hwclk': /kisskb/src/arch/m68k/mvme147/config.c:150:2: warning: #warning check me! [-Wcpp] /kisskb/src/arch/m68k/mvme16x/config.c: In function 'mvme16x_hwclk': /kisskb/src/arch/m68k/mvme16x/config.c:397:2: warning: #warning check me! [-Wcpp] /kisskb/src/arch/m68k/mvme16x/config.c:397:2: warning: #warning check me! [-Wcpp] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1288:1: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup-v1.c:1120:22: note: 'root' was declared here /kisskb/src/fs/afs/dynroot.c: In function 'afs_lookup_atcell': /kisskb/src/fs/afs/dynroot.c:126:6: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/file.c: In function 'f2fs_precache_extents': /kisskb/src/fs/f2fs/file.c:2937:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2594:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1855:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/acct.c: In function 'acct_pin_kill': /kisskb/src/kernel/acct.c:177:2: warning: value computed is not used [-Wunused-value] /kisskb/src/mm/mprotect.c: In function 'change_pte_range': /kisskb/src/mm/mprotect.c:42:20: warning: unused variable 'mm' [-Wunused-variable] /kisskb/src/sound/hda/hdac_regmap.c: In function 'hda_reg_write': /kisskb/src/sound/hda/hdac_regmap.c:282:16: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc': /kisskb/src/fs/nfsd/nfs4xdr.c:2076:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here /kisskb/src/fs/ocfs2/alloc.c: In function 'ocfs2_trim_mainbm': /kisskb/src/fs/ocfs2/alloc.c:7604:17: warning: 'first_bit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c: In function 'invalidate_reclaim_iterators': /kisskb/src/mm/memcontrol.c:1054:5: warning: value computed is not used [-Wunused-value] In file included from /kisskb/src/drivers/block/paride/bpck6.c:33:0: /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_select': /kisskb/src/drivers/block/paride/ppc6lnx.c:131:18: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:142:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:144:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:145:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:146:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:147:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:162:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:201:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_deselect': /kisskb/src/drivers/block/paride/ppc6lnx.c:217:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_send_cmd': /kisskb/src/drivers/block/paride/ppc6lnx.c:235:4: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_wr_data_byte': /kisskb/src/drivers/block/paride/ppc6lnx.c:266:4: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_rd_data_byte': /kisskb/src/drivers/block/paride/ppc6lnx.c:329:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_rd_data_blk': /kisskb/src/drivers/block/paride/ppc6lnx.c:430:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c: In function 'ppc6_wr_data_blk': /kisskb/src/drivers/block/paride/ppc6lnx.c:537:5: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:560:4: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/block/paride/ppc6lnx.c:575:6: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/fs/btrfs/qgroup.c: In function 'adjust_slots_upwards': /kisskb/src/fs/btrfs/qgroup.c:1721:18: warning: array subscript is below array bounds [-Warray-bounds] /kisskb/src/fs/btrfs/qgroup.c:1722:17: warning: array subscript is below array bounds [-Warray-bounds] /kisskb/src/fs/btrfs/ref-verify.c: In function 'process_extent_item.isra.6': /kisskb/src/fs/btrfs/ref-verify.c:503:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ref-verify.c: In function 'process_leaf': /kisskb/src/fs/btrfs/ref-verify.c:555:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/file.c: In function 'ocfs2_file_write_iter': /kisskb/src/fs/ocfs2/file.c:2386:3: warning: value computed is not used [-Wunused-value] ./usr/include/asm/bootinfo-amiga.h:18: found __[us]{8,16,32,64} type without #include /kisskb/src/fs/reiserfs/stree.c: In function 'search_by_key': /kisskb/src/fs/reiserfs/stree.c:812:1: warning: the frame size of 1052 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/sound/soc/codecs/arizona.c: In function 'arizona_hw_params': /kisskb/src/sound/soc/codecs/arizona.c:1893:3: warning: 'aif_rx_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/arizona.c:1890:3: warning: 'aif_tx_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfs/nfs3acl.c: In function 'nfs3_abort_get_acl': /kisskb/src/fs/nfs/nfs3acl.c:44:2: warning: value computed is not used [-Wunused-value] /kisskb/src/fs/posix_acl.c: In function 'get_acl': /kisskb/src/fs/posix_acl.c:147:3: warning: value computed is not used [-Wunused-value] /kisskb/src/sound/soc/codecs/da7219-aad.c: In function 'da7219_aad_hptest_work': /kisskb/src/sound/soc/codecs/da7219-aad.c:321:17: warning: 'pll_ctrl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bridge/br_netlink.c: In function 'br_process_vlan_info': /kisskb/src/net/bridge/br_netlink.c:591:10: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/filter.c: In function 'bpf_clear_redirect_map': /kisskb/src/net/core/filter.c:3481:4: warning: value computed is not used [-Wunused-value] /kisskb/src/net/core/devlink.c: In function 'devlink_fmsg_prepare_skb': /kisskb/src/net/core/devlink.c:4299:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ncsi/ncsi-manage.c: In function 'set_one_vid': /kisskb/src/net/ncsi/ncsi-manage.c:661:5: warning: 'vid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/joystick/analog.c:172:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp] /kisskb/src/drivers/iommu/io-pgtable-arm-v7s.c: In function '__arm_v7s_map': /kisskb/src/drivers/iommu/io-pgtable-arm-v7s.c:473:2: warning: 'cptep' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_handle_pwr_constr.isra.37': /kisskb/src/net/mac80211/mlme.c:1581:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c: In function 'sh_mobile_i2c_isr_rx': /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/rt5665.c: In function 'rt5665_i2s_pin_event': /kisskb/src/sound/soc/codecs/rt5665.c:2666:33: warning: 'val2' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/rt5665.c:2663:33: warning: 'val1' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c: In function 'bmi160_config_pin.constprop.7': /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:618:3: warning: 'pin_name' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:606:29: warning: 'int_map_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:599:29: warning: 'int_latch_mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iio/imu/bmi160/bmi160_core.c:577:47: warning: 'int_out_ctrl_shift' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/altera-stapl/altera-lpt.c: In function 'byteblaster_write': /kisskb/src/drivers/misc/altera-stapl/altera-lpt.c:34:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/misc/altera-stapl/altera-lpt.c: In function 'byteblaster_read': /kisskb/src/drivers/misc/altera-stapl/altera-lpt.c:40:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/hwmon/sch56xx-common.c: In function 'sch56xx_send_cmd': /kisskb/src/drivers/hwmon/sch56xx-common.c:145:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/hwmon/smsc47b397.c: In function 'smsc47b397_read_value': /kisskb/src/drivers/hwmon/smsc47b397.c:119:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/net/ethernet/8390/wd.c: In function 'wd_probe1': /kisskb/src/drivers/net/ethernet/8390/wd.c:289:4: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/net/ethernet/8390/wd.c:296:4: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:201:12: warning: '__ei_open' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:230:12: warning: '__ei_close' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:254:13: warning: '__ei_tx_timeout' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:300:20: warning: '__ei_start_xmit' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:509:13: warning: '__ei_poll' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:850:33: warning: '__ei_get_stats' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:950:13: warning: '__ei_set_multicast_list' defined but not used [-Wunused-function] /kisskb/src/drivers/net/ethernet/8390/lib8390.c:988:27: warning: '____alloc_ei_netdev' defined but not used [-Wunused-function] /kisskb/src/drivers/soc/qcom/rpmh.c: In function 'rpmh_write_batch': /kisskb/src/drivers/soc/qcom/rpmh.c:355:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1845:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1755:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/wireless/broadcom/b43/phy_n.c: In function 'b43_nphy_rf_ctl_override_rev7': /kisskb/src/drivers/net/wireless/broadcom/b43/phy_n.c:203:21: warning: 'val_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c: In function 'rtl8723a_phy_lc_calibrate': /kisskb/src/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c:3485:23: warning: 'rf_amode' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/drivers/tty/rocket.c:81:0: /kisskb/src/drivers/tty/rocket_int.h: In function 'sOutB': /kisskb/src/drivers/tty/rocket_int.h:46:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/tty/rocket_int.h: In function 'sOutW': /kisskb/src/drivers/tty/rocket_int.h:54:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/tty/rocket_int.h: In function 'sInB': /kisskb/src/drivers/tty/rocket_int.h:68:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/tty/rocket_int.h: In function 'sInW': /kisskb/src/drivers/tty/rocket_int.h:73:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/tty/rocket_int.h:73:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/tty/rocket_int.h:73:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/tty/rocket_int.h:73:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/ppa.c: In function 'ppa_byte_out': /kisskb/src/drivers/scsi/ppa.c:245:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/ppa.c: In function 'ppa_byte_in': /kisskb/src/drivers/scsi/ppa.c:257:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/ppa.c: In function 'ppa_d_pulse': /kisskb/src/drivers/scsi/ppa.c:379:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/ppa.c: In function 'ppa_c_pulse': /kisskb/src/drivers/scsi/ppa.c:399:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/ppa.c: In function 'ppa_select': /kisskb/src/drivers/scsi/ppa.c:436:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/ppa.c:439:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c: In function 'imm_negotiate': /kisskb/src/drivers/scsi/imm.c:247:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c: In function 'imm_byte_out': /kisskb/src/drivers/scsi/imm.c:303:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:305:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c: In function 'imm_byte_in': /kisskb/src/drivers/scsi/imm.c:341:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c: In function 'imm_cpp': /kisskb/src/drivers/scsi/imm.c:461:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:463:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:465:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:467:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:470:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:473:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:486:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c:494:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/scsi/imm.c: In function 'imm_select': /kisskb/src/drivers/scsi/imm.c:563:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/drivers/media/platform/fsl-viu.c:41:0: warning: "out_be32" redefined [enabled by default] /kisskb/src/arch/m68k/include/asm/raw_io.h:32:0: note: this is the location of the previous definition /kisskb/src/drivers/media/platform/fsl-viu.c:42:0: warning: "in_be32" redefined [enabled by default] /kisskb/src/arch/m68k/include/asm/raw_io.h:23:0: note: this is the location of the previous definition /kisskb/src/drivers/media/usb/dvb-usb/pctv452e.c: In function 'pctv452e_frontend_attach': /kisskb/src/drivers/media/usb/dvb-usb/pctv452e.c:922:2: warning: value computed is not used [-Wunused-value] Completed OK # rm -rf /kisskb/build/linus_m68k-allmodconfig_m68k # Build took: 0:07:23.985996