[tip:locking/core] locking/pvqspinlock: Don't wait if vCPU is preempted

Commit-ID: 75437bb304b20a2b350b9a8e9f9238d5e24e12ba Gitweb: http://git.kernel.org/tip/75437bb304b20a2b350b9a8e9f9238d5e24e12ba Author: Pan Xinhui AuthorDate: Tue, 10 Jan 2017 02:56:46 -0500 Committer: Ingo Molnar CommitDate: Thu, 12 Jan

[tip:locking/core] locking/pvqspinlock: Don't wait if vCPU is preempted

Commit-ID: 75437bb304b20a2b350b9a8e9f9238d5e24e12ba Gitweb: http://git.kernel.org/tip/75437bb304b20a2b350b9a8e9f9238d5e24e12ba Author: Pan Xinhui AuthorDate: Tue, 10 Jan 2017 02:56:46 -0500 Committer: Ingo Molnar CommitDate: Thu, 12 Jan 2017 09:35:57 +0100 locking/pvqspinlock: Don't

[tip:locking/core] x86/kvm: Support the vCPU preemption check

Commit-ID: 0b9f6c4615c993d2b552e0d2bd1ade49b56e5beb Gitweb: http://git.kernel.org/tip/0b9f6c4615c993d2b552e0d2bd1ade49b56e5beb Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:35 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] x86/kvm: Support the vCPU preemption check

Commit-ID: 1885aa7041c9e801e5d5b093b9dad38937ca37f6 Gitweb: http://git.kernel.org/tip/1885aa7041c9e801e5d5b093b9dad38937ca37f6 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:36 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] locking/mutex: Break out of expensive busy-loop on {mutex,rwsem}_spin_on_owner() when owner vCPU is preempted

Commit-ID: 05ffc951392df57edecc2519327b169210c3df75 Gitweb: http://git.kernel.org/tip/05ffc951392df57edecc2519327b169210c3df75 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:30 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] x86/kvm: Support the vCPU preemption check

Commit-ID: 0b9f6c4615c993d2b552e0d2bd1ade49b56e5beb Gitweb: http://git.kernel.org/tip/0b9f6c4615c993d2b552e0d2bd1ade49b56e5beb Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:35 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:08 +0100 x86/kvm: Support the vCPU

[tip:locking/core] x86/kvm: Support the vCPU preemption check

Commit-ID: 1885aa7041c9e801e5d5b093b9dad38937ca37f6 Gitweb: http://git.kernel.org/tip/1885aa7041c9e801e5d5b093b9dad38937ca37f6 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:36 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:08 +0100 x86/kvm: Support the vCPU

[tip:locking/core] locking/mutex: Break out of expensive busy-loop on {mutex,rwsem}_spin_on_owner() when owner vCPU is preempted

Commit-ID: 05ffc951392df57edecc2519327b169210c3df75 Gitweb: http://git.kernel.org/tip/05ffc951392df57edecc2519327b169210c3df75 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:30 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:10 +0100 locking/mutex: Break out of

[tip:locking/core] Documentation/virtual/kvm: Support the vCPU preemption check

Commit-ID: 3dd3e0ce7989b645eee0174b17f5095e187c7f28 Gitweb: http://git.kernel.org/tip/3dd3e0ce7989b645eee0174b17f5095e187c7f28 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:38 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] locking/osq: Break out of spin-wait busy waiting loop for a preempted vCPU in osq_lock()

Commit-ID: 5aff60a191e579ae00ae5ca6ce16c13b687bc8a3 Gitweb: http://git.kernel.org/tip/5aff60a191e579ae00ae5ca6ce16c13b687bc8a3 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:29 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] Documentation/virtual/kvm: Support the vCPU preemption check

Commit-ID: 3dd3e0ce7989b645eee0174b17f5095e187c7f28 Gitweb: http://git.kernel.org/tip/3dd3e0ce7989b645eee0174b17f5095e187c7f28 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:38 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:09 +0100 Documentation/virtual/kvm:

[tip:locking/core] locking/osq: Break out of spin-wait busy waiting loop for a preempted vCPU in osq_lock()

Commit-ID: 5aff60a191e579ae00ae5ca6ce16c13b687bc8a3 Gitweb: http://git.kernel.org/tip/5aff60a191e579ae00ae5ca6ce16c13b687bc8a3 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:29 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:10 +0100 locking/osq: Break out of

[tip:locking/core] kvm: Introduce kvm_write_guest_offset_cached()

Commit-ID: 4ec6e863625625a54f527464ab91ce1a1cb16c42 Gitweb: http://git.kernel.org/tip/4ec6e863625625a54f527464ab91ce1a1cb16c42 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:34 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] kvm: Introduce kvm_write_guest_offset_cached()

Commit-ID: 4ec6e863625625a54f527464ab91ce1a1cb16c42 Gitweb: http://git.kernel.org/tip/4ec6e863625625a54f527464ab91ce1a1cb16c42 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:34 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:07 +0100 kvm: Introduce

[tip:locking/core] locking/core, x86/paravirt: Implement vcpu_is_preempted(cpu) for KVM and Xen guests

Commit-ID: 446f3dc8cc0af59259c6c8b898726fae7ed2c055 Gitweb: http://git.kernel.org/tip/446f3dc8cc0af59259c6c8b898726fae7ed2c055 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:33 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] locking/core, x86/paravirt: Implement vcpu_is_preempted(cpu) for KVM and Xen guests

Commit-ID: 446f3dc8cc0af59259c6c8b898726fae7ed2c055 Gitweb: http://git.kernel.org/tip/446f3dc8cc0af59259c6c8b898726fae7ed2c055 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:33 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:07 +0100 locking/core, x86/paravirt:

[tip:locking/core] sched/core: Introduce the vcpu_is_preempted(cpu) interface

Commit-ID: d9345c65eb7930ac6755cf593ee7686f4029ccf4 Gitweb: http://git.kernel.org/tip/d9345c65eb7930ac6755cf593ee7686f4029ccf4 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:28 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] locking/core, powerpc: Implement vcpu_is_preempted(cpu)

Commit-ID: 41946c86876ea6a3e8857182356e6d76dbfe7fb6 Gitweb: http://git.kernel.org/tip/41946c86876ea6a3e8857182356e6d76dbfe7fb6 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:31 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov

[tip:locking/core] sched/core: Introduce the vcpu_is_preempted(cpu) interface

Commit-ID: d9345c65eb7930ac6755cf593ee7686f4029ccf4 Gitweb: http://git.kernel.org/tip/d9345c65eb7930ac6755cf593ee7686f4029ccf4 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:28 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:05 +0100 sched/core: Introduce the

[tip:locking/core] locking/core, powerpc: Implement vcpu_is_preempted(cpu)

Commit-ID: 41946c86876ea6a3e8857182356e6d76dbfe7fb6 Gitweb: http://git.kernel.org/tip/41946c86876ea6a3e8857182356e6d76dbfe7fb6 Author: Pan Xinhui AuthorDate: Wed, 2 Nov 2016 05:08:31 -0400 Committer: Ingo Molnar CommitDate: Tue, 22 Nov 2016 12:48:06 +0100 locking/core, powerpc:

[tip:locking/core] locking/pv-qspinlock: Use cmpxchg_release() in __pv_queued_spin_unlock()

Commit-ID: b193049375b04df3ada8c3347b7083db95918bc3 Gitweb: http://git.kernel.org/tip/b193049375b04df3ada8c3347b7083db95918bc3 Author: Pan Xinhui AuthorDate: Mon, 19 Sep 2016 05:23:52 -0400 Committer: Ingo Molnar CommitDate: Thu, 22 Sep

[tip:locking/core] locking/pv-qspinlock: Use cmpxchg_release() in __pv_queued_spin_unlock()

Commit-ID: b193049375b04df3ada8c3347b7083db95918bc3 Gitweb: http://git.kernel.org/tip/b193049375b04df3ada8c3347b7083db95918bc3 Author: Pan Xinhui AuthorDate: Mon, 19 Sep 2016 05:23:52 -0400 Committer: Ingo Molnar CommitDate: Thu, 22 Sep 2016 15:25:51 +0200 locking/pv-qspinlock: Use

[tip:locking/core] locking/pvqspinlock: Fix a bug in qstat_read()

Commit-ID: c2ace36b884de9330c4149064ae8d212d2e0d9ee Gitweb: http://git.kernel.org/tip/c2ace36b884de9330c4149064ae8d212d2e0d9ee Author: Pan Xinhui AuthorDate: Wed, 13 Jul 2016 18:23:34 +0800 Committer: Ingo Molnar CommitDate: Wed, 10 Aug

[tip:locking/core] locking/pvqspinlock: Fix a bug in qstat_read()

Commit-ID: c2ace36b884de9330c4149064ae8d212d2e0d9ee Gitweb: http://git.kernel.org/tip/c2ace36b884de9330c4149064ae8d212d2e0d9ee Author: Pan Xinhui AuthorDate: Wed, 13 Jul 2016 18:23:34 +0800 Committer: Ingo Molnar CommitDate: Wed, 10 Aug 2016 14:13:29 +0200 locking/pvqspinlock: Fix a

[tip:locking/core] locking/qrwlock: Fix write unlock bug on big endian systems

Commit-ID: 2db34e8bf9a22f4e38b29deccee57457bc0e7d74 Gitweb: http://git.kernel.org/tip/2db34e8bf9a22f4e38b29deccee57457bc0e7d74 Author: pan xinhui AuthorDate: Mon, 18 Jul 2016 17:47:39 +0800 Committer: Ingo Molnar CommitDate: Wed, 10 Aug

[tip:locking/core] locking/qrwlock: Fix write unlock bug on big endian systems

Commit-ID: 2db34e8bf9a22f4e38b29deccee57457bc0e7d74 Gitweb: http://git.kernel.org/tip/2db34e8bf9a22f4e38b29deccee57457bc0e7d74 Author: pan xinhui AuthorDate: Mon, 18 Jul 2016 17:47:39 +0800 Committer: Ingo Molnar CommitDate: Wed, 10 Aug 2016 14:13:27 +0200 locking/qrwlock: Fix write

[tip:locking/core] locking/qspinlock: Use __this_cpu_dec() instead of full-blown this_cpu_dec()

Commit-ID: 0dceeaf599e6d9b8bd908ba4bd3dfee84aa26be2 Gitweb: http://git.kernel.org/tip/0dceeaf599e6d9b8bd908ba4bd3dfee84aa26be2 Author: Pan Xinhui AuthorDate: Tue, 14 Jun 2016 14:37:27 +0800 Committer: Ingo Molnar CommitDate: Mon, 27 Jun

[tip:locking/core] locking/qspinlock: Use __this_cpu_dec() instead of full-blown this_cpu_dec()

Commit-ID: 0dceeaf599e6d9b8bd908ba4bd3dfee84aa26be2 Gitweb: http://git.kernel.org/tip/0dceeaf599e6d9b8bd908ba4bd3dfee84aa26be2 Author: Pan Xinhui AuthorDate: Tue, 14 Jun 2016 14:37:27 +0800 Committer: Ingo Molnar CommitDate: Mon, 27 Jun 2016 11:37:41 +0200 locking/qspinlock: Use

[tip:locking/core] locking/qspinlock: Use atomic_sub_return_release() in queued_spin_unlock()

Commit-ID: ca50e426f96c905e7d14a9c7a6bd4e0330516047 Gitweb: http://git.kernel.org/tip/ca50e426f96c905e7d14a9c7a6bd4e0330516047 Author: Pan Xinhui AuthorDate: Fri, 3 Jun 2016 16:38:14 +0800 Committer: Ingo Molnar CommitDate: Wed, 8 Jun

[tip:locking/core] locking/qspinlock: Use atomic_sub_return_release() in queued_spin_unlock()

Commit-ID: ca50e426f96c905e7d14a9c7a6bd4e0330516047 Gitweb: http://git.kernel.org/tip/ca50e426f96c905e7d14a9c7a6bd4e0330516047 Author: Pan Xinhui AuthorDate: Fri, 3 Jun 2016 16:38:14 +0800 Committer: Ingo Molnar CommitDate: Wed, 8 Jun 2016 15:17:01 +0200 locking/qspinlock: Use