# git rev-parse -q --verify 0906d8b975ff713cfb55328e4f3bf6de5967415e^{commit}
0906d8b975ff713cfb55328e4f3bf6de5967415e
already have revision, skipping fetch
# git checkout -q -f -B kisskb 0906d8b975ff713cfb55328e4f3bf6de5967415e
# git clean -qxdf
# < git log -1
# commit 0906d8b975ff713cfb55328e4f3bf6de5967415e
# Merge: 0339eb95403f ff68eb23308e
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Apr 8 11:00:00 2020 -0700
# 
#     Merge tag 'iommu-updates-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
#     
#     Pull iommu updates from Joerg Roedel:
#     
#      - ARM-SMMU support for the TLB range invalidation command in SMMUv3.2
#     
#      - ARM-SMMU introduction of command batching helpers to batch up CD and
#        ATC invalidation
#     
#      - ARM-SMMU support for PCI PASID, along with necessary PCI symbol
#        exports
#     
#      - Introduce a generic (actually rename an existing) IOMMU related
#        pointer in struct device and reduce the IOMMU related pointers
#     
#      - Some fixes for the OMAP IOMMU driver to make it build on 64bit
#        architectures
#     
#      - Various smaller fixes and improvements
#     
#     * tag 'iommu-updates-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (39 commits)
#       iommu: Move fwspec->iommu_priv to struct dev_iommu
#       iommu/virtio: Use accessor functions for iommu private data
#       iommu/qcom: Use accessor functions for iommu private data
#       iommu/mediatek: Use accessor functions for iommu private data
#       iommu/renesas: Use accessor functions for iommu private data
#       iommu/arm-smmu: Use accessor functions for iommu private data
#       iommu/arm-smmu: Refactor master_cfg/fwspec usage
#       iommu/arm-smmu-v3: Use accessor functions for iommu private data
#       iommu: Introduce accessors for iommu private data
#       iommu/arm-smmu: Fix uninitilized variable warning
#       iommu: Move iommu_fwspec to struct dev_iommu
#       iommu: Rename struct iommu_param to dev_iommu
#       iommu/tegra-gart: Remove direct access of dev->iommu_fwspec
#       drm/msm/mdp5: Remove direct access of dev->iommu_fwspec
#       ACPI/IORT: Remove direct access of dev->iommu_fwspec
#       iommu: Define dev_iommu_fwspec_get() for !CONFIG_IOMMU_API
#       iommu/virtio: Reject IOMMU page granule larger than PAGE_SIZE
#       iommu/virtio: Fix freeing of incomplete domains
#       iommu/virtio: Fix sparse warning
#       iommu/vt-d: Add build dependency on IOASID
#       ...
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version
# < git log --format=%s --max-count=1 0906d8b975ff713cfb55328e4f3bf6de5967415e
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_pseries_defconfig+POWERNV=n_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  pseries_defconfig
# Added to kconfig CONFIG_PPC_POWERNV=n
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_pseries_defconfig+POWERNV=n_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  help
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_pseries_defconfig+POWERNV=n_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  olddefconfig
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_pseries_defconfig+POWERNV=n_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  
/kisskb/src/fs/proc/inode.c: In function 'proc_reg_open':
/kisskb/src/include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c:471:21: note: 'pdeo' was declared here
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec':
/kisskb/src/fs/ext4/extents.c:4774:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/trace/ftrace.c: In function 'pid_open':
/kisskb/src/kernel/trace/ftrace.c:7166:6: warning: 'seq_ops' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/trace/ftrace.c: In function 'pid_write':
/kisskb/src/kernel/trace/ftrace.c:7261:22: warning: 'other_pids' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/trace/ftrace.c:7244:23: warning: 'filtered_pids' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq':
/kisskb/src/drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c:227:19: note: 'i' was declared here
/kisskb/src/kernel/trace/trace_events.c: In function 'event_create_dir':
/kisskb/src/kernel/trace/trace_events.c:2189:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/net/core/devlink.c: In function 'devlink_fmsg_prepare_skb':
/kisskb/src/net/core/devlink.c:4957:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page':
/kisskb/src/mm/hugetlb.c:1741:5: warning: 'page' 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:2151:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char':
/kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/btrfs/backref.c: In function 'is_shared_data_backref':
/kisskb/src/fs/btrfs/backref.c:394:9: warning: missing braces around initializer [-Wmissing-braces]
/kisskb/src/fs/btrfs/backref.c:394:9: warning: (near initialization for 'target.rbnode') [-Wmissing-braces]
/kisskb/src/fs/namei.c: In function 'handle_dots':
/kisskb/src/fs/namei.c:1805:10: warning: 'inode' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/namei.c:1805:10: warning: 'seq' 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]
/kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update':
/kisskb/src/fs/io_uring.c:6617:13: warning: 'err' 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:571:6: warning: 'err' 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:1801:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/net/tun.c:1714:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_pseries_defconfig+POWERNV=n_powerpc-gcc4.6
# Build took: 0:02:48.686686