Kirill A. Shutemov
14d27abd1d
futex, thp: remove special case for THP in get_futex_key
With new THP refcounting, we don't need tricks to stabilize huge page.
If we've got reference to tail page, it can't split under us.
This patch effectively reverts a5b338f2b0 ("thp: update futex compound
knowledge").
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Tested-by: Sasha Levin <sasha.levin@oracle.com>
Tested-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Jerome Marchand <jmarchan@redhat.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Steve Capper <steve.capper@linaro.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Christoph Lameter <cl@linux.com>
Cc: David Rientjes <rientjes@google.com>
Tested-by: Artem Savkov <artem.savkov@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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2016-01-15 17:56:32 -08:00 |
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bpf
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net: bpf: reject invalid shifts
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2016-01-12 17:06:53 -05:00 |
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configs
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debug
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module: use a structure to encapsulate layout.
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2015-12-04 22:46:25 +01:00 |
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events
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memcg: adjust to support new THP refcounting
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2016-01-15 17:56:32 -08:00 |
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gcov
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gcov: use within_module() helper.
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2015-12-04 22:46:25 +01:00 |
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irq
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Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
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2016-01-11 18:28:06 -08:00 |
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livepatch
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livepatch: Cleanup module page permission changes
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2015-12-04 22:51:07 +01:00 |
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locking
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Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
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2016-01-11 14:18:38 -08:00 |
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power
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PM / sleep: Add support for read-only sysfs attributes
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2016-01-04 22:28:59 +01:00 |
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printk
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printk: prevent userland from spoofing kernel messages
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2015-11-06 17:50:42 -08:00 |
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rcu
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Merge branches 'doc.2015.12.05a', 'exp.2015.12.07a', 'fixes.2015.12.07a', 'list.2015.12.04b' and 'torture.2015.12.05a' into HEAD
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2015-12-07 17:02:54 -08:00 |
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sched
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vmstat: make vmstat_updater deferrable again and shut down on idle
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2016-01-14 16:00:49 -08:00 |
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time
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Merge branch 'for-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
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2016-01-11 18:53:13 -08:00 |
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trace
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Not much new with tracing for this release. Mostly just clean ups and
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2016-01-12 20:04:15 -08:00 |
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.gitignore
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certs: add .gitignore to stop git nagging about x509_certificate_list
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2015-10-21 15:18:35 +01:00 |
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acct.c
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async.c
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audit.c
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mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd
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2015-11-06 17:50:42 -08:00 |
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audit.h
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audit: audit_tree_match can be boolean
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2015-11-04 08:23:51 -05:00 |
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audit_fsnotify.c
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audit: clean simple fsnotify implementation
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2015-08-06 16:14:53 -04:00 |
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audit_tree.c
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audit: audit_tree_match can be boolean
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2015-11-04 08:23:51 -05:00 |
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audit_watch.c
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Merge branch 'upstream' of git://git.infradead.org/users/pcmoore/audit
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2015-09-08 13:34:59 -07:00 |
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auditfilter.c
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audit: fix comment block whitespace
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2015-11-04 08:23:51 -05:00 |
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auditsc.c
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Merge branch 'upstream' of git://git.infradead.org/users/pcmoore/audit
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2015-09-08 13:34:59 -07:00 |
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backtracetest.c
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bounds.c
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capability.c
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cgroup.c
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Merge branch 'for-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
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2016-01-12 19:20:32 -08:00 |
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cgroup_freezer.c
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cgroup: kill cgrp_ss_priv[CGROUP_CANFORK_COUNT] and friends
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2015-12-03 10:24:08 -05:00 |
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cgroup_pids.c
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cgroup_pids: fix a typo.
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2015-12-14 14:54:37 -05:00 |
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compat.c
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configs.c
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context_tracking.c
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context_tracking: Switch to new static_branch API
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2015-11-24 09:56:43 +01:00 |
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cpu.c
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Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
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2015-11-03 18:03:50 -08:00 |
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cpu_pm.c
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kernel/cpu_pm: fix cpu_cluster_pm_exit comment
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2015-09-03 02:42:20 +02:00 |
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cpuset.c
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Merge branch 'for-4.4-fixes' into for-4.5
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2015-12-03 10:22:52 -05:00 |
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crash_dump.c
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cred.c
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kmemcg: account certain kmem allocations to memcg
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2016-01-14 16:00:49 -08:00 |
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delayacct.c
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kmemcg: account certain kmem allocations to memcg
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2016-01-14 16:00:49 -08:00 |
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dma.c
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elfcore.c
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exec_domain.c
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exit.c
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Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
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2015-11-03 18:03:50 -08:00 |
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extable.c
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kernel/extable.c: remove duplicated include
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2015-09-10 13:29:01 -07:00 |
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fork.c
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mm: rework virtual memory accounting
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2016-01-14 16:00:49 -08:00 |
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freezer.c
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futex.c
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futex, thp: remove special case for THP in get_futex_key
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2016-01-15 17:56:32 -08:00 |
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futex_compat.c
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groups.c
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hung_task.c
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irq_work.c
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treewide: Remove old email address
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2015-11-23 09:44:58 +01:00 |
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jump_label.c
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treewide: Remove old email address
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2015-11-23 09:44:58 +01:00 |
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kallsyms.c
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kcmp.c
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Kconfig.freezer
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Kconfig.hz
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Kconfig.locks
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Kconfig.preempt
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kexec.c
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kexec: use file name as the output message prefix
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2015-11-06 17:50:42 -08:00 |
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kexec_core.c
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kexec: Fix race between panic() and crash_kexec()
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2015-12-19 11:07:01 +01:00 |
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kexec_file.c
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kexec: use file name as the output message prefix
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2015-11-06 17:50:42 -08:00 |
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kexec_internal.h
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kexec: split kexec_file syscall code to kexec_file.c
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2015-09-10 13:29:01 -07:00 |
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kmod.c
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kmod: don't run async usermode helper as a child of kworker thread
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2015-10-23 17:55:10 +09:00 |
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kprobes.c
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perf/x86/hw_breakpoints: Disallow kernel breakpoints unless kprobe-safe
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2015-08-04 10:16:54 +02:00 |
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ksysfs.c
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rcu: Remove TINY_RCU bloat from pointless boot parameters
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2015-12-07 16:59:37 -08:00 |
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kthread.c
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kernel/kthread.c:kthread_create_on_node(): clarify documentation
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2015-09-04 16:54:41 -07:00 |
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latencytop.c
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Makefile
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sys_membarrier(): system-wide memory barrier (generic, x86)
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2015-09-11 15:21:34 -07:00 |
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membarrier.c
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sys_membarrier(): system-wide memory barrier (generic, x86)
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2015-09-11 15:21:34 -07:00 |
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memremap.c
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libnvdimm for 4.4:
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2015-11-10 12:07:22 -08:00 |
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module-internal.h
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module.c
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching
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2016-01-14 16:38:02 -08:00 |
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module_signing.c
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KEYS: Merge the type-specific data with the payload data
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2015-10-21 15:18:36 +01:00 |
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notifier.c
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Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
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2015-09-01 08:40:25 -07:00 |
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nsproxy.c
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padata.c
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panic.c
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kexec: Fix race between panic() and crash_kexec()
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2015-12-19 11:07:01 +01:00 |
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params.c
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Nothing exciting, minor tweaks and cleanups.
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2015-11-09 15:53:39 -08:00 |
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pid.c
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kmemcg: account certain kmem allocations to memcg
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2016-01-14 16:00:49 -08:00 |
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pid_namespace.c
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profile.c
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mm: rename alloc_pages_exact_node() to __alloc_pages_node()
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2015-09-08 15:35:28 -07:00 |
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ptrace.c
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seccomp, ptrace: add support for dumping seccomp filters
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2015-10-27 19:55:13 -07:00 |
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range.c
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reboot.c
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kexec: split kexec_load syscall from kexec core code
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2015-09-10 13:29:01 -07:00 |
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relay.c
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kernel/relay.c: use kvfree() in relay_free_page_array()
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2015-06-30 19:44:59 -07:00 |
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resource.c
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restrict /dev/mem to idle io memory ranges
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2016-01-09 06:30:49 -08:00 |
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seccomp.c
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seccomp, ptrace: add support for dumping seccomp filters
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2015-10-27 19:55:13 -07:00 |
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signal.c
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kernel/signal.c: unexport sigsuspend()
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2015-11-20 16:17:32 -08:00 |
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smp.c
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mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd
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2015-11-06 17:50:42 -08:00 |
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smpboot.c
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stop_machine: Kill smp_hotplug_thread->pre_unpark, introduce stop_machine_unpark()
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2015-10-20 10:23:55 +02:00 |
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smpboot.h
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softirq.c
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stacktrace.c
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stop_machine.c
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Merge branch 'sched/urgent' into sched/core, to pick up fixes before merging new patches
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2016-01-06 11:02:29 +01:00 |
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sys.c
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pidns: fix set/getpriority and ioprio_set/get in PRIO_USER mode
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2015-11-06 17:50:42 -08:00 |
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sys_ni.c
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vfs: add copy_file_range syscall and vfs helper
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2015-12-01 14:00:53 -05:00 |
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sysctl.c
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mm: mmap: add new /proc tunable for mmap_base ASLR
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2016-01-14 16:00:49 -08:00 |
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sysctl_binary.c
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task_work.c
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task_work: remove fifo ordering guarantee
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2015-09-05 13:46:58 -07:00 |
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taskstats.c
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test_kprobes.c
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torture.c
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torture: Consolidate cond_resched_rcu_qs() into stutter_wait()
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2015-10-06 11:25:01 -07:00 |
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tracepoint.c
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tracepoint: Give priority to probes of tracepoints
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2015-10-25 21:33:54 -04:00 |
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tsacct.c
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uid16.c
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up.c
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user-return-notifier.c
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user.c
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user_namespace.c
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kernel/*: switch to memdup_user_nul()
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2016-01-04 10:27:55 -05:00 |
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utsname.c
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utsname_sysctl.c
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watchdog.c
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Merge branch 'for-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
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2016-01-11 18:53:13 -08:00 |
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workqueue.c
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workqueue: simplify the apply_workqueue_attrs_locked()
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2016-01-07 11:04:34 -05:00 |
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workqueue_internal.h
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