On Tue, Jun 25, 2013 at 06:34:03PM -0400, Paul Gortmaker wrote:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying Jan, the author of the patch. Commit message says:
Code under this lock requires non-preemptibility, but which code
exactly is this? Is this still true?
Il 27/06/2013 13:09, Gleb Natapov ha scritto:
On Tue, Jun 25, 2013 at 06:34:03PM -0400, Paul Gortmaker wrote:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying Jan, the author of the patch. Commit message says:
Code under this lock requires non-preemptibility, but
On Thu, Jun 27, 2013 at 01:38:29PM +0200, Paolo Bonzini wrote:
Il 27/06/2013 13:09, Gleb Natapov ha scritto:
On Tue, Jun 25, 2013 at 06:34:03PM -0400, Paul Gortmaker wrote:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying Jan, the author of the patch. Commit
Il 27/06/2013 13:43, Gleb Natapov ha scritto:
I am copying Jan, the author of the patch. Commit message says:
Code under this lock requires non-preemptibility, but which code
exactly is this? Is this still true?
hardware_enable_nolock/hardware_disable_nolock does.
I suspected
On 2013-06-27 13:38, Paolo Bonzini wrote:
Il 27/06/2013 13:09, Gleb Natapov ha scritto:
On Tue, Jun 25, 2013 at 06:34:03PM -0400, Paul Gortmaker wrote:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying Jan, the author of the patch. Commit message says:
Code under
On Thu, Jun 27, 2013 at 02:16:07PM +0200, Jan Kiszka wrote:
On 2013-06-27 13:38, Paolo Bonzini wrote:
Il 27/06/2013 13:09, Gleb Natapov ha scritto:
On Tue, Jun 25, 2013 at 06:34:03PM -0400, Paul Gortmaker wrote:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying
Il 27/06/2013 14:32, Gleb Natapov ha scritto:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying Jan, the author of the patch. Commit message says:
Code under this lock requires non-preemptibility, but which code
exactly is this? Is this still true?
Il 27/06/2013 15:00, Paolo Bonzini ha scritto:
Il 27/06/2013 14:32, Gleb Natapov ha scritto:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
I am copying Jan, the author of the patch. Commit message says:
Code under this lock requires non-preemptibility, but which code
exactly
Il 26/06/2013 00:34, Paul Gortmaker ha scritto:
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
the kvm_lock was made a raw lock. However, the kvm mmu_shrink()
function tries to grab the (non-raw) mmu_lock within the scope of
the raw locked kvm_lock being held. This leads to
In commit e935b8372cf8 (KVM: Convert kvm_lock to raw_spinlock),
the kvm_lock was made a raw lock. However, the kvm mmu_shrink()
function tries to grab the (non-raw) mmu_lock within the scope of
the raw locked kvm_lock being held. This leads to the following:
BUG: sleeping function called from
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