Merge remote-tracking branch 'arm-soc/for-next'

Merge remote-tracking branch 'gpio/for-next'

Merge remote-tracking branch 'pinctrl/for-next'

Merge remote-tracking branch 'target-updates/for-next'

Merge remote-tracking branch 'scsi/for-next'

misc: mic: Update for sysfs_get_dirent() cleanups

Signed-off-by: Mark Brown <broonie@linaro.org>

Merge remote-tracking branch 'char-misc/char-misc-next'

Merge remote-tracking branch 'staging/staging-next'

Merge remote-tracking branch 'usb-gadget/next'

Conflicts:
drivers/usb/musb/davinci.c

Merge remote-tracking branch 'usb/usb-next'

Merge remote-tracking branch 'tty/tty-next'

Conflicts:
drivers/tty/serial/atmel_serial.c
drivers/tty/serial/imx.c

Merge remote-tracking branch 'driver-core/driver-core-next'

Conflicts:
include/linux/netdevice.h

Merge remote-tracking branch 'leds/for-next'

Merge remote-tracking branch 'regmap/for-next'

Merge remote-tracking branch 'workqueues/for-next'

Merge remote-tracking branch 'percpu/for-next'

Merge remote-tracking branch 'xen-tip/linux-next'

Merge remote-tracking branch 'kvm-arm/kvm-arm-next'

Merge remote-tracking branch 'kvm/linux-next'

Conflicts:
arch/arm/kvm/reset.c

Merge remote-tracking branch 'rcu/rcu/next'

Merge remote-tracking branch 'edac-amd/for-next'

Merge remote-tracking branch 'tip/auto-latest'

Conflicts:
arch/h8300/include/asm/Kbuild
include/linux/wait.h
mm/mprotect.c

Merge remote-tracking branch 'spi/for-next'

Conflicts:
drivers/spi/spi.c

Merge remote-tracking branch 'dt-rh/for-next'

Merge remote-tracking branch 'devicetree/devicetree/next'

Merge remote-tracking branch 'trivial/for-next'

Conflicts:
net/netfilter/xt_set.c

Merge remote-tracking branch 'iommu/next'

Merge remote-tracking branch 'selinux/master'

Merge remote-tracking branch 'security/next'

Merge remote-tracking branch 'regulator/for-next'

Merge remote-tracking branch 'omap_dss2/for-next'

Conflicts:
drivers/video/omap2/dss/hdmi4_core.c
drivers/video/omap2/dss/hdmi4_core.h

Merge remote-tracking branch 'fbdev/for-next'

Merge remote-tracking branch 'mfd-lj/for-mfd-next'

Merge remote-tracking branch 'mfd/master'

Merge remote-tracking branch 'md/for-next'

Merge remote-tracking branch 'kgdb/kgdb-next'

Merge remote-tracking branch 'mmc/mmc-next'

Merge remote-tracking branch 'block/for-next'

Merge remote-tracking branch 'cgroup/for-next'

Conflicts:
mm/memcontrol.c

Merge remote-tracking branch 'input/next'

Merge remote-tracking branch 'virtio/virtio-next'

Merge remote-tracking branch 'modules/modules-next'

Merge remote-tracking branch 'sound-asoc/for-next'

Merge remote-tracking branch 'sound/for-next'

Merge remote-tracking branch 'drm-tegra/drm/for-next'

Conflicts:
drivers/gpu/drm/tegra/Kconfig

Merge remote-tracking branch 'drm-intel/for-linux-next'

drm/i915: Resolve interaction with drm-fixes tree

Signed-off-by: Mark Brown <broonie@linaro.org>

Merge remote-tracking branch 'drm/drm-next'

Conflicts:
drivers/gpu/drm/i915/i915_dma.c
drivers/gpu/drm/i915/intel_dp.c
drivers/gpu/drm/i915/intel_drv.h

Merge remote-tracking branch 'crypto/master'

Merge remote-tracking branch 'l2-mtd/master'

Merge remote-tracking branch 'bluetooth/master'

Merge remote-tracking branch 'ipsec-next/master'

Merge remote-tracking branch 'net-next/master'

Conflicts:
arch/h8300/include/uapi/asm/socket.h
drivers/net/usb/qmi_wwan.c
include/net/dst.h

Merge remote-tracking branch 'slave-dma/next'

Merge remote-tracking branch 'dlm/next'

Merge remote-tracking branch 'ubi/linux-next'

Merge remote-tracking branch 'thermal/next'

Merge remote-tracking branch 'idle/next'

Merge remote-tracking branch 'pm/linux-next'

Conflicts:
drivers/i2c/i2c-core.c

Merge remote-tracking branch 'libata/for-next'

Merge remote-tracking branch 'kbuild/for-next'

Merge remote-tracking branch 'v4l-dvb/master'

Merge remote-tracking branch 'hwmon-staging/hwmon-next'

Merge remote-tracking branch 'i2c/i2c/for-next'

Merge remote-tracking branch 'hid/for-next'

Merge remote-tracking branch 'pci/next'

Merge remote-tracking branch 'vfs/for-next'

Conflicts:
fs/nfs/direct.c
fs/nfs/file.c

Merge remote-tracking branch 'xfs/for-next'

Merge remote-tracking branch 'nfsd/nfsd-next'

Merge remote-tracking branch 'nfs/linux-next'

Merge remote-tracking branch 'logfs/master'

Merge remote-tracking branch 'jfs/jfs-next'

Merge remote-tracking branch 'gfs2/master'

Merge remote-tracking branch 'fuse/for-next'

Merge remote-tracking branch 'fscache/fscache'

Merge remote-tracking branch 'f2fs/dev'

Merge remote-tracking branch 'ecryptfs/next'

Merge remote-tracking branch 'cifs/for-next'

ceph: Fix up for iov_iter changes

Extend an earlier fixup by Stephen Rothwell.

Signed-off-by: Mark Brown <broonie@linaro.org>

Merge remote-tracking branch 'ceph/master'

Merge remote-tracking branch 'aio-direct/for-next'

Merge remote-tracking branch 'sh/sh-latest'

Conflicts:
arch/sh/kernel/cpu/sh2a/Makefile
drivers/tty/serial/sh-sci.c
include/linux/serial_sci.h

Merge remote-tracking branch 's390/features'

Merge remote-tracking branch 'mpc5xxx/next'

Merge remote-tracking branch 'powerpc/next'

Merge remote-tracking branch 'parisc-hd/for-next'

Merge remote-tracking branch 'mips/mips-for-linux-next'

Merge remote-tracking branch 'm68k/for-next'

Merge remote-tracking branch 'ia64/next'

Merge remote-tracking branch 'h8300-remove/h8300-remove'

Merge remote-tracking branch 'c6x/for-linux-next'

Merge remote-tracking branch 'arm-perf/for-next/perf'

Merge remote-tracking branch 'arm/for-next'

Merge remote-tracking branch 'arc/for-next'

Merge remote-tracking branch 'drm-intel-fixes/for-linux-next-fixes'

Merge remote-tracking branch 'input-current/for-linus'

Merge remote-tracking branch 'tty.current/tty-linus'

Merge remote-tracking branch 'net/master'

net: Delete trailing semi-colon from definition of netdev_WARN()

Macro definitions should not normally end with a semi-colon, as this
makes it dangerous to use them an if...else statement.  Happily this
has not happened yet.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: refactor sk_page_frag_refill()

While working on virtio_net new allocation strategy to increase
payload/truesize ratio, we found that refactoring sk_page_frag_refill()
was needed.

This patch splits sk_page_frag_refill() into two parts, adding
skb_page_frag_refill() which can be used without a socket.

While we are at it, add a minimum frag size of 32 for
sk_page_frag_refill()

Michael will either use netdev_alloc_frag() from softirq context,
or skb_page_frag_refill() from process context in refill_work()
 (GFP_KERNEL allocations)

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Michael Dalton <mwdalton@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>