# git rev-parse -q --verify 039936ff8e5da48c7f91ededdd3b6d38c8739452^{commit} 039936ff8e5da48c7f91ededdd3b6d38c8739452 already have revision, skipping fetch # git checkout -q -f -B kisskb 039936ff8e5da48c7f91ededdd3b6d38c8739452 # git clean -qxdf # < git log -1 # commit 039936ff8e5da48c7f91ededdd3b6d38c8739452 # Author: David Wang <00107082@163.com> # Date: Sat Nov 9 00:23:27 2024 +0800 # # powerpc/irq: use seq_put_decimal_ull_width() for decimal values # # On a system with n CPUs and m interrupts, there will be n*m decimal # values yielded via seq_printf(.."%10u "..) which is less efficient # than seq_put_decimal_ull_width(), stress reading /proc/interrupts # indicates ~30% performance improvement with this patch. # # Signed-off-by: David Wang <00107082@163.com> # [mpe: Flesh out change log based on original submission] # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/all/20241103080552.4787-1-00107082@163.com # Link: https://patch.msgid.link/20241108162327.9887-1-00107082@163.com # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 039936ff8e5da48c7f91ededdd3b6d38c8739452 # make -s -j 40 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_defconfig_powerpc-gcc8.1 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- pseries_defconfig Using /kisskb/src/arch/powerpc/configs/ppc64_defconfig as base Merging /kisskb/src/arch/powerpc/configs/le.config Merging /kisskb/src/arch/powerpc/configs/guest.config Value of CONFIG_VIRTIO_BLK is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_VIRTIO_BLK=m New value: CONFIG_VIRTIO_BLK=y Value of CONFIG_SCSI_VIRTIO is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_SCSI_VIRTIO=m New value: CONFIG_SCSI_VIRTIO=y Value of CONFIG_VIRTIO_NET is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_VIRTIO_NET=m New value: CONFIG_VIRTIO_NET=y Value of CONFIG_VIRTIO_CONSOLE is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_VIRTIO_CONSOLE=m New value: CONFIG_VIRTIO_CONSOLE=y Value of CONFIG_VIRTIO_PCI is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_VIRTIO_PCI=m New value: CONFIG_VIRTIO_PCI=y Value of CONFIG_VIRTIO_BALLOON is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_VIRTIO_BALLOON=m New value: CONFIG_VIRTIO_BALLOON=y Value of CONFIG_VHOST_NET is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_VHOST_NET=m New value: CONFIG_VHOST_NET=y Value of CONFIG_IBMVETH is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_IBMVETH=m New value: CONFIG_IBMVETH=y Value of CONFIG_IBMVNIC is redefined by fragment /kisskb/src/arch/powerpc/configs/guest.config: Previous value: CONFIG_IBMVNIC=m New value: CONFIG_IBMVNIC=y Merging /kisskb/src/arch/powerpc/configs/kvm_guest.config # # merged configuration written to .config (needs make) # # < make -s -j 40 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_defconfig_powerpc-gcc8.1 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 40 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_defconfig_powerpc-gcc8.1 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 40 ARCH=powerpc O=/kisskb/build/powerpc-next_pseries_defconfig_powerpc-gcc8.1 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Completed OK # rm -rf /kisskb/build/powerpc-next_pseries_defconfig_powerpc-gcc8.1 # Build took: 0:02:11.640633