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Message-ID: <1502879829.4936.100.camel@edumazet-glaptop3.roam.corp.google.com>
Date: Wed, 16 Aug 2017 03:37:09 -0700
From: Eric Dumazet <eric.dumazet@...il.com>
To: Chris Mi <chrism@...lanox.com>
Cc: netdev@...r.kernel.org, jhs@...atatu.com, xiyou.wangcong@...il.com,
jiri@...nulli.us, davem@...emloft.net, mawilcox@...rosoft.com
Subject: Re: [patch net-next repost 1/3] idr: Use unsigned long instead of
int
On Wed, 2017-08-16 at 04:14 -0400, Chris Mi wrote:
> IDR uses internally radix tree which uses unsigned long. It doesn't
> makes sense to have index as signed value.
>
> Signed-off-by: Chris Mi <chrism@...lanox.com>
> Signed-off-by: Jiri Pirko <jiri@...lanox.com>
> ---
> block/bsg.c | 8 ++--
> block/genhd.c | 12 +++---
> drivers/atm/nicstar.c | 11 ++---
> drivers/block/drbd/drbd_main.c | 31 ++++++++------
> drivers/block/drbd/drbd_nl.c | 22 +++++-----
> drivers/block/drbd/drbd_proc.c | 3 +-
> drivers/block/drbd/drbd_receiver.c | 15 ++++---
> drivers/block/drbd/drbd_state.c | 34 ++++++++-------
> drivers/block/drbd/drbd_worker.c | 6 +--
> drivers/block/loop.c | 17 +++++---
> drivers/block/nbd.c | 20 +++++----
> drivers/block/zram/zram_drv.c | 9 ++--
> drivers/char/tpm/tpm-chip.c | 10 +++--
> drivers/char/tpm/tpm.h | 2 +-
> drivers/dca/dca-sysfs.c | 9 ++--
> drivers/firewire/core-cdev.c | 18 ++++----
> drivers/firewire/core-device.c | 15 ++++---
> drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | 8 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 9 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 6 +--
> drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 2 +-
> drivers/gpu/drm/drm_auth.c | 9 ++--
> drivers/gpu/drm/drm_connector.c | 10 +++--
> drivers/gpu/drm/drm_context.c | 20 +++++----
> drivers/gpu/drm/drm_dp_aux_dev.c | 11 ++---
> drivers/gpu/drm/drm_drv.c | 6 ++-
> drivers/gpu/drm/drm_gem.c | 19 +++++----
> drivers/gpu/drm/drm_info.c | 2 +-
> drivers/gpu/drm/drm_mode_object.c | 11 +++--
> drivers/gpu/drm/drm_syncobj.c | 18 +++++---
> drivers/gpu/drm/exynos/exynos_drm_ipp.c | 25 ++++++-----
> drivers/gpu/drm/i915/gvt/display.c | 2 +-
> drivers/gpu/drm/i915/gvt/kvmgt.c | 2 +-
> drivers/gpu/drm/i915/gvt/vgpu.c | 9 ++--
> drivers/gpu/drm/i915/i915_debugfs.c | 6 +--
> drivers/gpu/drm/i915/i915_gem_context.c | 9 ++--
> drivers/gpu/drm/qxl/qxl_cmd.c | 8 ++--
> drivers/gpu/drm/qxl/qxl_release.c | 14 +++---
> drivers/gpu/drm/sis/sis_mm.c | 8 ++--
> drivers/gpu/drm/tegra/drm.c | 10 +++--
> drivers/gpu/drm/tilcdc/tilcdc_slave_compat.c | 3 +-
> drivers/gpu/drm/vgem/vgem_fence.c | 12 +++---
> drivers/gpu/drm/via/via_mm.c | 8 ++--
> drivers/gpu/drm/virtio/virtgpu_kms.c | 5 ++-
> drivers/gpu/drm/virtio/virtgpu_vq.c | 5 ++-
> drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 9 ++--
> drivers/i2c/i2c-core-base.c | 19 +++++----
> drivers/infiniband/core/cm.c | 8 ++--
> drivers/infiniband/core/cma.c | 12 +++---
> drivers/infiniband/core/rdma_core.c | 9 ++--
> drivers/infiniband/core/sa_query.c | 23 +++++-----
> drivers/infiniband/core/ucm.c | 7 ++-
> drivers/infiniband/core/ucma.c | 14 ++++--
> drivers/infiniband/hw/cxgb3/iwch.c | 4 +-
> drivers/infiniband/hw/cxgb3/iwch.h | 4 +-
> drivers/infiniband/hw/cxgb4/device.c | 18 ++++----
> drivers/infiniband/hw/cxgb4/iw_cxgb4.h | 4 +-
> drivers/infiniband/hw/hfi1/init.c | 9 ++--
> drivers/infiniband/hw/hfi1/vnic_main.c | 6 +--
> drivers/infiniband/hw/mlx4/cm.c | 13 +++---
> drivers/infiniband/hw/ocrdma/ocrdma_main.c | 7 ++-
> drivers/infiniband/hw/qib/qib_init.c | 9 ++--
> drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c | 10 ++---
> drivers/iommu/intel-svm.c | 9 ++--
> drivers/md/dm.c | 13 +++---
> drivers/memstick/core/memstick.c | 10 +++--
> drivers/memstick/core/ms_block.c | 9 ++--
> drivers/memstick/core/mspro_block.c | 12 ++++--
> drivers/mfd/rtsx_pcr.c | 9 ++--
> drivers/misc/c2port/core.c | 7 +--
> drivers/misc/cxl/context.c | 8 ++--
> drivers/misc/cxl/main.c | 15 ++++---
> drivers/misc/mei/main.c | 8 ++--
> drivers/misc/mic/scif/scif_api.c | 11 ++---
> drivers/misc/mic/scif/scif_ports.c | 18 ++++----
> drivers/misc/tifm_core.c | 9 ++--
> drivers/mtd/mtdcore.c | 9 ++--
> drivers/mtd/mtdcore.h | 2 +-
> drivers/mtd/ubi/block.c | 7 ++-
> drivers/net/ppp/ppp_generic.c | 27 ++++++------
> drivers/net/tap.c | 10 +++--
> drivers/net/wireless/ath/ath10k/htt.h | 3 +-
> drivers/net/wireless/ath/ath10k/htt_tx.c | 22 ++++++----
> drivers/net/wireless/ath/ath10k/mac.c | 2 +-
> drivers/net/wireless/marvell/mwifiex/main.c | 13 +++---
> drivers/net/wireless/marvell/mwifiex/wmm.c | 2 +-
> drivers/of/overlay.c | 15 +++----
> drivers/of/unittest.c | 25 ++++++-----
> drivers/power/supply/bq2415x_charger.c | 16 +++----
> drivers/power/supply/bq27xxx_battery_i2c.c | 15 ++++---
> drivers/power/supply/ds2782_battery.c | 9 ++--
> drivers/powercap/powercap_sys.c | 8 ++--
> drivers/pps/pps.c | 10 +++--
> drivers/rapidio/rio_cm.c | 17 ++++----
> drivers/remoteproc/remoteproc_core.c | 8 ++--
> drivers/rpmsg/virtio_rpmsg_bus.c | 8 ++--
> drivers/scsi/bfa/bfad_im.c | 8 ++--
> drivers/scsi/ch.c | 8 ++--
> drivers/scsi/lpfc/lpfc_crtn.h | 2 +-
> drivers/scsi/lpfc/lpfc_init.c | 11 +++--
> drivers/scsi/lpfc/lpfc_vport.c | 8 ++--
> drivers/scsi/sg.c | 10 +++--
> drivers/scsi/st.c | 8 ++--
> drivers/staging/greybus/uart.c | 22 +++++-----
> drivers/staging/unisys/visorhba/visorhba_main.c | 7 +--
> drivers/target/iscsi/iscsi_target.c | 7 +--
> drivers/target/iscsi/iscsi_target_login.c | 9 ++--
> drivers/target/target_core_device.c | 9 ++--
> drivers/target/target_core_user.c | 13 +++---
> drivers/tee/tee_shm.c | 8 ++--
> drivers/uio/uio.c | 9 ++--
> drivers/usb/class/cdc-acm.c | 24 ++++++-----
> drivers/usb/core/devices.c | 2 +-
> drivers/usb/core/hcd.c | 7 +--
> drivers/usb/mon/mon_main.c | 3 +-
> drivers/usb/serial/usb-serial.c | 11 ++---
> drivers/vfio/vfio.c | 15 ++++---
> fs/dlm/lock.c | 9 ++--
> fs/dlm/lockspace.c | 6 +--
> fs/dlm/recover.c | 10 ++---
> fs/nfs/nfs4client.c | 9 ++--
> fs/nfsd/nfs4state.c | 8 ++--
> fs/notify/inotify/inotify_fsnotify.c | 4 +-
> fs/notify/inotify/inotify_user.c | 9 ++--
> fs/ocfs2/cluster/tcp.c | 10 +++--
> include/linux/idr.h | 26 +++++------
> include/linux/of.h | 4 +-
> include/linux/radix-tree.h | 2 +-
> include/net/9p/9p.h | 2 +-
> ipc/msg.c | 2 +-
> ipc/sem.c | 2 +-
> ipc/shm.c | 4 +-
> ipc/util.c | 17 ++++----
> kernel/bpf/syscall.c | 20 +++++----
> kernel/cgroup/cgroup.c | 57 +++++++++++++++----------
> kernel/events/core.c | 10 ++---
> kernel/workqueue.c | 15 ++++---
> lib/idr.c | 38 ++++++++++-------
> lib/radix-tree.c | 5 ++-
> mm/memcontrol.c | 11 +++--
> net/9p/client.c | 17 ++++----
> net/9p/util.c | 14 +++---
> net/core/net_namespace.c | 23 +++++-----
> net/mac80211/cfg.c | 23 +++++-----
> net/mac80211/iface.c | 3 +-
> net/mac80211/main.c | 2 +-
> net/mac80211/tx.c | 7 +--
> net/mac80211/util.c | 3 +-
> net/netlink/genetlink.c | 18 ++++----
> net/qrtr/qrtr.c | 21 +++++----
> net/rxrpc/conn_client.c | 15 ++++---
> net/sctp/associola.c | 8 ++--
> net/tipc/server.c | 7 +--
> 153 files changed, 956 insertions(+), 736 deletions(-)
This is insane
Have you considered switching the pathological hash table in net/sched
into lib/rhashtable.c ?
Patch would be limited to networking tree.
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