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Joonsoo Kim 0139aa7b7f mm: rename _count, field of the struct page, to _refcount 
Many developers already know that field for reference count of the
struct page is _count and atomic type.  They would try to handle it
directly and this could break the purpose of page reference count
tracepoint.  To prevent direct _count modification, this patch rename it
to _refcount and add warning message on the code.  After that, developer
who need to handle reference count will find that field should not be
accessed directly.

[akpm@linux-foundation.org: fix comments, per Vlastimil]
[akpm@linux-foundation.org: Documentation/vm/transhuge.txt too]
[sfr@canb.auug.org.au: sync ethernet driver changes]
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Sunil Goutham <sgoutham@cavium.com>
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Cc: Manish Chopra <manish.chopra@qlogic.com>
Cc: Yuval Mintz <yuval.mintz@qlogic.com>
Cc: Tariq Toukan <tariqt@mellanox.com>
Cc: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2016-05-19 19:12:14 -07:00
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accessibility
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acpi Merge branches 'acpi-pci', 'acpi-misc' and 'acpi-tools' 2016-05-16 16:45:48 +02:00
amba
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android
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ata SCSI misc on 20160517 2016-05-18 16:38:59 -07:00
atm
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auxdisplay
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base Generic device properties framework update for v4.7-rc1 2016-05-16 19:51:04 -07:00
bcma
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block mm: rename _count, field of the struct page, to _refcount 2016-05-19 19:12:14 -07:00
bluetooth Bluetooth: Add USB ID 13D3:3487 to ath3k 2016-05-13 16:54:59 +02:00
bus ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
cdrom
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char Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2016-05-17 16:26:30 -07:00
clk ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
clocksource Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2016-05-17 09:49:28 -07:00
connector
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cpufreq Power management material for v4.7-rc1 2016-05-16 19:17:22 -07:00
cpuidle Merge back new cpuidle material for v4.7. 2016-05-06 22:08:46 +02:00
crypto crypto: qat - change the adf_ctl_stop_devices to void 2016-05-13 17:30:18 +08:00
dca
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devfreq PM / devfreq: style/typo fixes 2016-05-03 11:22:10 +09:00
dio
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dma
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dma-buf
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edac Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2016-05-17 17:05:30 -07:00
eisa
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extcon
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firewire treewide: replace dev->trans_start update with helper 2016-05-04 14:16:49 -04:00
firmware Merge branch 'stable/for-linus-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft 2016-05-18 15:30:04 -07:00
fmc
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fpga
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gpio This is the bulk of GPIO changes for kernel cycle v4.7: 2016-05-17 17:39:42 -07:00
gpu ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
hid Merge branch 'for-4.7/wacom' into for-linus 2016-05-17 12:42:27 +02:00
hsi
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hv Drivers: hv: vmbus: Fix signaling logic in hv_need_to_signal_on_read() 2016-04-30 14:05:44 -07:00
hwmon
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hwspinlock
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hwtracing mm: rename _count, field of the struct page, to _refcount 2016-05-19 19:12:14 -07:00
i2c
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ide
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idle
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iio iio: imu: mpu6050: Fix name/chip_id when using ACPI 2016-05-04 08:44:27 +01:00
infiniband SCSI misc on 20160517 2016-05-18 16:38:59 -07:00
input Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2016-05-18 17:12:23 -07:00
iommu Linux 4.6-rc6 2016-05-05 08:35:00 +02:00
ipack
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irqchip ARM: SoC platform updates for v4.7 2016-05-18 12:35:46 -07:00
isdn ISDN: eicon: replace custom hex_asc_lo() / hex_pack_byte() 2016-05-08 23:52:13 -04:00
leds leds: gpio: Support the "panic-indicator" firmware property 2016-05-06 10:26:07 +02:00
lguest
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lightnvm lightnvm: reserved space calculation incorrect 2016-05-06 12:51:10 -06:00
macintosh
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mailbox
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mcb
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md - based on Jens' 'for-4.7/core' to have DM thinp's discard support use 2016-05-17 16:13:00 -07:00
media scripts/spelling.txt: add "fimware" misspelling 2016-05-19 19:12:14 -07:00
memory
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memstick
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message SCSI misc on 20160517 2016-05-18 16:38:59 -07:00
mfd This is the bulk of GPIO changes for kernel cycle v4.7: 2016-05-17 17:39:42 -07:00
misc Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2016-05-16 16:46:03 -07:00
mmc Merge branch 'for-4.7/drivers' of git://git.kernel.dk/linux-block 2016-05-17 16:03:32 -07:00
mtd ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
net mm: rename _count, field of the struct page, to _refcount 2016-05-19 19:12:14 -07:00
nfc NFC: pn533: handle interrupted commands in pn533_recv_frame 2016-05-10 00:01:47 +02:00
ntb
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nubus
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nvdimm libnvdimm, pfn: fix ARCH=alpha allmodconfig build failure 2016-05-06 10:20:10 -07:00
nvme Merge branch 'for-4.7/drivers' of git://git.kernel.dk/linux-block 2016-05-17 16:03:32 -07:00
nvmem nvmem: mxs-ocotp: fix buffer overflow in read 2016-05-02 08:18:01 -07:00
of ARM: SoC cleanups and fixes for v4.7 2016-05-18 12:28:29 -07:00
oprofile
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parisc
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parport
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pci ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
pcmcia
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perf perf/arm: Special-case hetereogeneous CPUs 2016-05-05 10:13:59 +02:00
phy ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
pinctrl ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
platform This is the bulk of GPIO changes for kernel cycle v4.7: 2016-05-17 17:39:42 -07:00
pnp
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power
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powercap Power management material for v4.7-rc1 2016-05-16 19:17:22 -07:00
pps
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ps3
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ptp
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pwm Merge remote-tracking branches 'regulator/topic/pwm', 'regulator/topic/qcom-spmi', 'regulator/topic/rk808' and 'regulator/topic/s2mps11' into regulator-next 2016-05-13 14:23:46 +01:00
rapidio rapidio/mport_cdev: fix uapi type definitions 2016-05-05 17:38:53 -07:00
ras
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regulator Merge remote-tracking branches 'regulator/topic/tps6524x' and 'regulator/topic/twl' into regulator-next 2016-05-13 14:23:49 +01:00
remoteproc remoteproc: Add additional crash reasons 2016-05-12 15:50:19 -07:00
reset
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rpmsg rpmsg: add THIS_MODULE to rpmsg_driver in rpmsg core 2016-05-06 11:08:58 -07:00
rtc
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s390 SCSI misc on 20160517 2016-05-18 16:38:59 -07:00
sbus
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scsi scripts/spelling.txt: add "fimware" misspelling 2016-05-19 19:12:14 -07:00
sfi
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sh
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sn
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soc ARM: SoC driver updates for v4.7 2016-05-18 13:14:02 -07:00
spi Merge remote-tracking branches 'spi/fix/fsl-dspi', 'spi/fix/omap2-mcspi', 'spi/fix/pxa2xx' and 'spi/fix/ti-qspi' into spi-linus 2016-05-06 18:20:37 +01:00
spmi
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ssb
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staging scripts/spelling.txt: add "fimware" misspelling 2016-05-19 19:12:14 -07:00
target Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2016-05-17 17:05:30 -07:00
tc
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thermal Thermal / ACPI / video: add INT3406 thermal driver 2016-05-11 02:15:31 +02:00
thunderbolt
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tty This is the bulk of GPIO changes for kernel cycle v4.7: 2016-05-17 17:39:42 -07:00
uio
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usb SCSI misc on 20160517 2016-05-18 16:38:59 -07:00
uwb
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vfio
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vhost
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video ACPI material for v4.7-rc1 2016-05-16 19:41:41 -07:00
virt
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virtio virtio: Silence uninitialized variable warning 2016-05-01 15:50:08 +03:00
vlynq
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vme
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w1
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watchdog
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xen Merge branch 'linus' into efi/core, to pick up fixes 2016-05-07 07:00:07 +02:00
zorro
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Kconfig
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Makefile
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