From: Liu Ping Fan <kernelfans@gmail.com>
To: linuxppc-dev@lists.ozlabs.org, kvm-ppc@vger.kernel.org
Cc: Paul Mackerras <paulus@samba.org>, Alexander Graf <agraf@suse.de>
Subject: [PATCH v3 0/2] powerpc kvm: fix deadlock scene
Date: Fri, 8 Nov 2013 15:29:52 +0800 [thread overview]
Message-ID: <1383895794-16164-1-git-send-email-pingfank@linux.vnet.ibm.com> (raw)
v2->v3:
introduce kvmppc_hv_unlock_hpte() to pair with kvmppc_hv_find_lock_hpte()
and hide the preemption detail inside this pair from the callers
Liu Ping Fan (2):
powerpc: kvm: pair kvmppc_hv_find_lock_hpte with _unlock_hpte
powerpc: kvm: fix rare but potential deadlock scene
arch/powerpc/include/asm/kvm_book3s.h | 3 ++-
arch/powerpc/kvm/book3s_64_mmu_hv.c | 10 ++++------
arch/powerpc/kvm/book3s_hv_rm_mmu.c | 29 ++++++++++++++++++++++++-----
3 files changed, 30 insertions(+), 12 deletions(-)
--
1.8.1.4
next reply other threads:[~2013-11-08 7:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-08 7:29 Liu Ping Fan [this message]
2013-11-08 7:29 ` [PATCH v3 1/2] powerpc: kvm: pair kvmppc_hv_find_lock_hpte with _unlock_hpte Liu Ping Fan
2013-11-08 7:29 ` [PATCH v3 2/2] powerpc: kvm: fix rare but potential deadlock scene Liu Ping Fan
2013-11-08 10:58 ` [PATCH v3 0/2] powerpc kvm: fix " Paul Mackerras
2013-11-11 1:02 ` Liu ping fan
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