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| author | Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> | 2016-11-02 12:08:34 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-11-22 14:48:07 +0300 |
| commit | 4ec6e863625625a54f527464ab91ce1a1cb16c42 (patch) | |
| tree | f81e04d7e244705057af567bbee4fc58a9db8d0b /arch/x86 | |
| parent | 446f3dc8cc0af59259c6c8b898726fae7ed2c055 (diff) | |
| download | linux-4ec6e863625625a54f527464ab91ce1a1cb16c42.tar.xz | |
kvm: Introduce kvm_write_guest_offset_cached()
It allows us to update some status or field of a structure partially.
We can also save a kvm_read_guest_cached() call if we just update one
fild of the struct regardless of its current value.
Signed-off-by: Pan Xinhui <xinhui.pan@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Cc: David.Laight@ACULAB.COM
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: benh@kernel.crashing.org
Cc: boqun.feng@gmail.com
Cc: borntraeger@de.ibm.com
Cc: bsingharora@gmail.com
Cc: dave@stgolabs.net
Cc: jgross@suse.com
Cc: kernellwp@gmail.com
Cc: konrad.wilk@oracle.com
Cc: linuxppc-dev@lists.ozlabs.org
Cc: mpe@ellerman.id.au
Cc: paulmck@linux.vnet.ibm.com
Cc: paulus@samba.org
Cc: rkrcmar@redhat.com
Cc: virtualization@lists.linux-foundation.org
Cc: will.deacon@arm.com
Cc: xen-devel-request@lists.xenproject.org
Cc: xen-devel@lists.xenproject.org
Link: http://lkml.kernel.org/r/1478077718-37424-8-git-send-email-xinhui.pan@linux.vnet.ibm.com
[ Typo fixes. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86')
0 files changed, 0 insertions, 0 deletions