# git rev-parse -q --verify f60c55a94e1d127186566f06294f2dadd966e9b4^{commit} f60c55a94e1d127186566f06294f2dadd966e9b4 already have revision, skipping fetch # git checkout -q -f -B kisskb f60c55a94e1d127186566f06294f2dadd966e9b4 # git clean -qxdf # < git log -1 # commit f60c55a94e1d127186566f06294f2dadd966e9b4 # Merge: 734d1ed83e1f 95ae251fe828 # Author: Linus Torvalds # Date: Wed Sep 18 16:59:14 2019 -0700 # # Merge tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt # # Pull fs-verity support from Eric Biggers: # "fs-verity is a filesystem feature that provides Merkle tree based # hashing (similar to dm-verity) for individual readonly files, mainly # for the purpose of efficient authenticity verification. # # This pull request includes: # # (a) The fs/verity/ support layer and documentation. # # (b) fs-verity support for ext4 and f2fs. # # Compared to the original fs-verity patchset from last year, the UAPI # to enable fs-verity on a file has been greatly simplified. Lots of # other things were cleaned up too. # # fs-verity is planned to be used by two different projects on Android; # most of the userspace code is in place already. Another userspace tool # ("fsverity-utils"), and xfstests, are also available. e2fsprogs and # f2fs-tools already have fs-verity support. Other people have shown # interest in using fs-verity too. # # I've tested this on ext4 and f2fs with xfstests, both the existing # tests and the new fs-verity tests. This has also been in linux-next # since July 30 with no reported issues except a couple minor ones I # found myself and folded in fixes for. # # Ted and I will be co-maintaining fs-verity" # # * tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt: # f2fs: add fs-verity support # ext4: update on-disk format documentation for fs-verity # ext4: add fs-verity read support # ext4: add basic fs-verity support # fs-verity: support builtin file signatures # fs-verity: add SHA-512 support # fs-verity: implement FS_IOC_MEASURE_VERITY ioctl # fs-verity: implement FS_IOC_ENABLE_VERITY ioctl # fs-verity: add data verification hooks for ->readpages() # fs-verity: add the hook for file ->setattr() # fs-verity: add the hook for file ->open() # fs-verity: add inode and superblock fields # fs-verity: add Kconfig and the helper functions for hashing # fs: uapi: define verity bit for FS_IOC_GETFLAGS # fs-verity: add UAPI header # fs-verity: add MAINTAINERS file entry # fs-verity: add a documentation file # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-ld --version # < git log --format=%s --max-count=1 f60c55a94e1d127186566f06294f2dadd966e9b4 # < make -s -j 32 ARCH=arm O=/kisskb/build/linus_bcm2835_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- bcm2835_defconfig # make -s -j 32 ARCH=arm O=/kisskb/build/linus_bcm2835_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1712:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/kernel/patch.c: In function '__patch_text_real': /kisskb/src/arch/arm/include/asm/irqflags.h:171:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/kernel/patch.c:61:16: note: 'flags' was declared here /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:336:12: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/include/linux/rhashtable.h:110:10: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:222:28: note: 'next' was declared here /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1409:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1381:6: note: 'found_rmap_hlist_len' was declared here /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/net/core/gen_stats.c:157:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3407:15: warning: 'tail' 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:626:8: warning: 'dflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:612:19: note: 'dflags' was declared here /kisskb/src/drivers/gpio/gpiolib-of.c:626:8: warning: 'lflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:611:16: note: 'lflags' was declared here /kisskb/src/sound/soc/soc-pcm.c: In function 'soc_pcm_trigger': /kisskb/src/sound/soc/soc-pcm.c:1074:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/soc-pcm.c: In function 'soc_pcm_bespoke_trigger': /kisskb/src/sound/soc/soc-pcm.c:1092:9: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /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:424:23: warning: 'hdrlen' 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:338:21: note: 'pdeo' was declared here /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:426:38: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:405:25: note: 'crtc_state' was declared here /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_rx_mgmt_beacon': /kisskb/src/net/mac80211/mlme.c:1576:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c:1533:6: note: 'pwr_level_cisco' was declared here /kisskb/src/net/wireless/nl80211.c: In function 'nl80211_vendor_cmd_dump': /kisskb/src/net/wireless/nl80211.h:23:18: warning: 'wdev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/wireless/nl80211.c:13054:23: note: 'wdev' was declared here /kisskb/src/net/wireless/nl80211.c:13070:21: warning: 'rdev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:625:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] Completed OK # rm -rf /kisskb/build/linus_bcm2835_defconfig_arm # Build took: 0:01:34.200928