similar to: [PULL] virtio & lguest fixes (and new virtio_rng driver)

From 2334d90a3b9f8b9207163e9e0fad714e88a28771 Mon Sep 17 00:00:00 2001 From: Rusty Russell <rusty@rustcorp.com.au> Date: Wed, 7 Nov 2007 21:02:22 +1100 Subject: [PATCH] virtio: An entropy device, as suggested by hpa. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> --- Documentation/lguest/lguest.c | 53 +++++++++++++++ drivers/char/hw_random/Kconfig | 10 +++

From 2334d90a3b9f8b9207163e9e0fad714e88a28771 Mon Sep 17 00:00:00 2001 From: Rusty Russell <rusty@rustcorp.com.au> Date: Wed, 7 Nov 2007 21:02:22 +1100 Subject: [PATCH] virtio: An entropy device, as suggested by hpa. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> --- Documentation/lguest/lguest.c | 53 +++++++++++++++ drivers/char/hw_random/Kconfig | 10 +++

If virtio_rng is build as a module, random_data is an address in vmalloc space. As virtio expects guest real addresses, this can cause any kind of funny behaviour, so lets allocate random_data dynamically with kmalloc. Signed-off-by: Christian Borntraeger <borntraeger at de.ibm.com> --- drivers/char/hw_random/virtio-rng.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)

If virtio_rng is build as a module, random_data is an address in vmalloc space. As virtio expects guest real addresses, this can cause any kind of funny behaviour, so lets allocate random_data dynamically with kmalloc. Signed-off-by: Christian Borntraeger <borntraeger at de.ibm.com> --- drivers/char/hw_random/virtio-rng.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)

(Sorry for delay, recent absences, but all been in linux-next a week now) The following changes since commit 2fdc246aaf9a7fa088451ad2a72e9119b5f7f029: Linus Torvalds (1): Merge branch 'for-linus' of git://git.kernel.org/.../bp/bp are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus.git master Christian

(Sorry for delay, recent absences, but all been in linux-next a week now) The following changes since commit 2fdc246aaf9a7fa088451ad2a72e9119b5f7f029: Linus Torvalds (1): Merge branch 'for-linus' of git://git.kernel.org/.../bp/bp are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus.git master Christian

Rusty, This patch changes the virtio_rng to a callback without a return value. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> --- drivers/char/hw_random/virtio-rng.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) Index: kvm/drivers/char/hw_random/virtio-rng.c =================================================================== ---

Rusty, This patch changes the virtio_rng to a callback without a return value. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> --- drivers/char/hw_random/virtio-rng.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) Index: kvm/drivers/char/hw_random/virtio-rng.c =================================================================== ---

The following changes since commit 3c92ec8ae91ecf59d88c798301833d7cf83f2179: Linus Torvalds (1): Merge branch 'next' of git://git.kernel.org/.../paulus/powerpc are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus.git master

The following changes since commit 3c92ec8ae91ecf59d88c798301833d7cf83f2179: Linus Torvalds (1): Merge branch 'next' of git://git.kernel.org/.../paulus/powerpc are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus.git master

The following changes since commit b97f880c8342fd6e49a02c9ef7507a678722b2b3: Merge branch 'for-3.19-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata (2015-01-21 07:54:16 +1200) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux.git tags/virtio-next-for-linus for you to fetch changes up to

The following changes since commit b97f880c8342fd6e49a02c9ef7507a678722b2b3: Merge branch 'for-3.19-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata (2015-01-21 07:54:16 +1200) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux.git tags/virtio-next-for-linus for you to fetch changes up to

(I called the tag to-linus. I think it worked). To git at github.com:rustyrussell/linux.git + 3ed0016...b6c96c0 master -> master (forced update) + 815645d...f8e8df5 to-linus -> to-linus (forced update) + git request-pull remotes/origin/master git://github.com/rustyrussell/linux.git The following changes since commit e343a895a9f342f239c5e3c5ffc6c0b1707e6244: Merge tag

(I called the tag to-linus. I think it worked). To git at github.com:rustyrussell/linux.git + 3ed0016...b6c96c0 master -> master (forced update) + 815645d...f8e8df5 to-linus -> to-linus (forced update) + git request-pull remotes/origin/master git://github.com/rustyrussell/linux.git The following changes since commit e343a895a9f342f239c5e3c5ffc6c0b1707e6244: Merge tag

(Note the arch/s390 bit is from virtio console on KVM/s390) The following changes since commit 0988c37c248e824953d95a11412696c348dbca91: Linus Torvalds (1): Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/.../tip/linux-2.6-tip are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus.git master Andrew

(Note the arch/s390 bit is from virtio console on KVM/s390) The following changes since commit 0988c37c248e824953d95a11412696c348dbca91: Linus Torvalds (1): Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/.../tip/linux-2.6-tip are available in the git repository at: ssh://master.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus.git master Andrew

Current hwrng core supports to register multiple hwrng devices, and there is only one device really works in the same time. QEMU alsu supports to have multiple virtio-rng backends. This patch changes virtio-rng driver to support multiple virtio-rng devices. ]# cat /sys/class/misc/hw_random/rng_available virtio_rng.0 virtio_rng.1 ]# cat /sys/class/misc/hw_random/rng_current virtio_rng.0 ]# echo

Current hwrng core supports to register multiple hwrng devices, and there is only one device really works in the same time. QEMU alsu supports to have multiple virtio-rng backends. This patch changes virtio-rng driver to support multiple virtio-rng devices. ]# cat /sys/class/misc/hw_random/rng_available virtio_rng.0 virtio_rng.1 ]# cat /sys/class/misc/hw_random/rng_current virtio_rng.0 ]# echo

plain text document attachment (lguest64-device.patch) We started working a little bit on the devices for lguest64. This is still very much a work-in-progress and needs much more work. Signed-off-by: Steven Rostedt <srostedt@redhat.com> Signed-off-by: Glauber de Oliveira Costa <glommer@gmail.com> Cc: Chris Wright <chrisw@sous-sol.org> Index:

plain text document attachment (lguest64-device.patch) We started working a little bit on the devices for lguest64. This is still very much a work-in-progress and needs much more work. Signed-off-by: Steven Rostedt <srostedt@redhat.com> Signed-off-by: Glauber de Oliveira Costa <glommer@gmail.com> Cc: Chris Wright <chrisw@sous-sol.org> Index: