[dpdk-dev] [PATCH v2] example/vhost_blk: fix buffer not null terminated

In vhost_blk_bdev_construct: The string buffer may not have a null terminator if the source string's length is equal to the buffer size. Fixes: 91d3e2d42997 ("examples/vhost_blk: refactor to increase readability") Cc: jin...@intel.com Signed-off-by: Jin Yu --- V2 - update the

[dpdk-dev] [PATCH] example/vhost_blk: fix buffer not null terminated

Fix the potential bug. Signed-off-by: Jin Yu --- examples/vhost_blk/vhost_blk.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/examples/vhost_blk/vhost_blk.c b/examples/vhost_blk/vhost_blk.c index f08473f58..b5ce3332a 100644 --- a/examples/vhost_blk/vhost_blk.c +++ b

[dpdk-dev] [PATCH v2] examples/vhost_blk: refactor vhost-blk example

introduce vhost storage sample") Signed-off-by: Jin Yu --- V2 - fix build error in 32-bit --- doc/guides/sample_app_ug/vhost_blk.rst |8 +- examples/vhost_blk/blk.c | 13 +- examples/vhost_blk/vhost_blk.c | 1139 ++-- examples/vhost_

[dpdk-dev] [PATCH] examples/vhost_blk: refactor vhost-blk example

introduce vhost storage sample") Signed-off-by: Jin Yu --- doc/guides/sample_app_ug/vhost_blk.rst |8 +- examples/vhost_blk/blk.c | 13 +- examples/vhost_blk/vhost_blk.c | 1139 ++-- examples/vhost_blk/vhost_blk.h | 39 +- 4 fil

[dpdk-dev] [PATCH v2] examples/vhost_blk: fix the TOCTOU

Coverity issue: 350589 158663 Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample") Cc: sta...@dpdk.org Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- V2 - complement the commit message. --- examples/vhost_blk/vhost_blk.c | 9 ++--- 1 file changed

[dpdk-dev] [PATCH v2] examples/vhost_blk: fix the TOCTOU

Coverity issue: 350589 158663 Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample") Cc: sta...@dpdk.org Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- V2 - complement the commit message. --- examples/vhost_blk/vhost_blk.c | 9 ++--- 1 file changed

[dpdk-dev] [PATCH] vhost: add protocol feature check

Add VHOST_USER_PROTOCOL_F_INFLIGHT_SHMFD check in getting inflight ring functions. Fixes: 4d891f77ddfa ("vhost: add APIs to get inflight ring") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 8 1 file changed, 8 insertions(+) diff --git a/lib/li

[dpdk-dev] [PATCH] vhost: fix the inflight resubmit check

The frontend may not send the get_inflight_fd and set_inflight_fd although we negotiate the protocol feature. When we meet this situation just return OK. Fixes: ad0a4ae491fe ("vhost: checkout resubmit inflight information") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- lib/li

[dpdk-dev] [PATCH v2] vhost-blk: fix the unused return value

add the assert to handle error. Coverity issue: 350592 Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- v2 - add the error hander --- examples/vhost_blk/vhost_blk.c | 1 + 1 file changed, 1 insertion(+) di

[dpdk-dev] [PATCH] vhost-blk: delete the unused return value

Coverity issue: 350592 Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- examples/vhost_blk/vhost_blk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/vhost_blk/vhost_blk.c b/examples

[dpdk-dev] [PATCH] examples/vhost_blk: fix the TOCTOU

Fix the time of check time of use warning in example code Coverity issue: 350589 158663 Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- examples/vhost_blk/vhost_blk.c | 9 ++--- 1 file changed, 2 insert

[dpdk-dev] [PATCH] vhost: fix insecure temporary file

When using mkstemp(), remember to safely set the umask before to restrict the resulting temporary file permissions to only the owner. Coverity issue: 350367 Fixes: d87f1a1cb7b6 ("vhost: support inflight info sharing") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- lib/librte_vhost/vh

[dpdk-dev] [PATCH v6] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- v1 - add the case. v2 - add the rte_vhost prefix. v3 - add packed ring support v4 - fix build

[dpdk-dev] [PATCH v5] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- v1 - add the case. v2 - add the rte_vhost prefix. v3 - add packed ring support v4 - fix build

[dpdk-dev] [PATCH v2] vhost: fix compile error

Compile librte_vhost/vhost_crypto.c needs the rte_hash.h So we need the librte_hash to be compiled before vhost. Add the DEPDIRs to make sure this. Bugzilla ID: 356 Fixes: 939066d96563 ("vhost/crypto: add public function implementation") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --

[dpdk-dev] [PATCH] vhost: fix compile error

Compile librte_vhost/vhost_crypto.c needs the rte_hash.h So we need the librte_hash to be compiled before vhost. Add the DEPDIRs to make sure this. Bugzilla ID: 356 Fixes: 939066d96563 ("vhost/crypto: add public function implementation") Cc: sta...@dpdk.org Signed-off-by: Jin Yu --

[dpdk-dev] [PATCH] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support V4 - fix build

[dpdk-dev] [PATCH] vhost: fix compile error

Compile librte_vhost/vhost_crypto.c needs the rte_hash.h So we need the librte_hash to be compiled before vhost. Add the DEPDIRs to make sure this. Bugzilla ID: 356 Cc: sta...@dpdk.org Signed-off-by: Jin Yu --- lib/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a

[dpdk-dev] [PATCH v2] vhost: delete vhost scsi example

This example is too old and SPDK will not maintain this example anymore. Also SPDK has submitted a new vhost example vhost-blk. We will keep on maintaining vhost-blk and It shows the packed ring and live recovery support. Signed-off-by: Jin Yu --- V2 - delete the left trace --- MAINTAINERS

[dpdk-dev] [PATCH] vhost: delete vhost scsi example

This example is too old and SPDK will not maintain this example anymore. Also SPDK has submitted a new vhost example vhost-blk. We will keep on maintaining vhost-blk and It shows the packed ring and live recovery support. Signed-off-by: Jin Yu --- examples/vhost_scsi/Makefile | 69

[dpdk-dev] [PATCH v11 8/9] vhost: add vring functions packed ring support

This patch add packed ring support in two APIs so user can get the packed ring`. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 68 +--- 1 file changed, 49 insertions(+), 19

[dpdk-dev] [PATCH v11 7/9] vhost: add APIs for user getting inflight ring

This patch introduces two APIs. one is for getting inflgiht ring and the other is for getting base. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 40 + lib/librte_vhost

[dpdk-dev] [PATCH v11 9/9] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support --- examples

[dpdk-dev] [PATCH v11 5/9] vhost: checkout the resubmit inflight information

This patch shows how to checkout the inflight ring and construct the resubmit information also include destroying resubmit info. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 19 +++ lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v11 4/9] vhost: add two new messages to support a shared buffer

This patch introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.h | 7

[dpdk-dev] [PATCH v11 6/9] vhost: add the APIs to operate inflight ring

This patch introduces three APIs to operate the inflight ring. Three APIs are set, set last and clear. It includes split and packed ring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 116

[dpdk-dev] [PATCH v11 1/9] vhost: add the inflight description

This patch add the inflight message description and the inflight share fd protocol feature flag. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- v1 - specify the APIs are split-ring only v2 - fix APIs and judge split

[dpdk-dev] [PATCH v11 2/9] vhost: add packed ring

This patch add the packed ring in the rte_vhost_vring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- lib/librte_vhost/rte_vhost.h | 15 --- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a

[dpdk-dev] [PATCH v11 3/9] vhost: add the inflight structure

This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 43 1 file changed, 43 insertions(+) diff --git

[dpdk-dev] [PATCH v11 0/9] vhost: support inflight share memory protocol feature

-device vhost-user-blk-pci,ring_packed=on,chardev=spdk_vhost_blk0,num-queues=1\ 5, run fio in the guest 6, kill the example and run again. 7, the fio in the guest should continue run without errors. Jin Yu (9): vhost: add the inflight description vhost: add packed ring vhost: add the inflig

[dpdk-dev] [PATCH v10 7/9] vhost: add APIs for user getting inflight ring

This patch introduces two APIs. one is for getting inflgiht ring and the other is for getting base. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 40 + lib/librte_vhost

[dpdk-dev] [PATCH v10 8/9] vhost: add vring functions packed ring support

This patch add packed ring support in two APIs so user can get the packed ring`. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 68 +--- 1 file changed, 49 insertions(+), 19

[dpdk-dev] [PATCH v10 9/9] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support --- examples

[dpdk-dev] [PATCH v10 3/9] vhost: add the inflight structure

This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 43 1 file changed, 43 insertions(+) diff --git

[dpdk-dev] [PATCH v10 6/9] vhost: add the APIs to operate inflight ring

This patch introduces three APIs to operate the inflight ring. Three APIs are set, set last and clear. It includes split and packed ring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 116

[dpdk-dev] [PATCH v10 5/9] vhost: checkout the resubmit inflight information

This patch shows how to checkout the inflight ring and construct the resubmit information also include destroying resubmit info. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 19 +++ lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v10 4/9] vhost: add two new messages to support a shared buffer

This patch introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.h | 7

[dpdk-dev] [PATCH v10 2/9] vhost: add packed ring

This patch add the packed ring in the rte_vhost_vring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- lib/librte_vhost/rte_vhost.h | 15 --- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a

[dpdk-dev] [PATCH v10 1/9] vhost: add the inflight description

This patch add the inflight message description and the inflight share fd protocol feature flag. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- v1 - specify the APIs are split-ring only v2 - fix APIs and judge split

[dpdk-dev] [PATCH v10 0/9] vhost: support inflight share memory protocol feature

=spdk_vhost_blk0,num-queues=1\ 5, run fio in the guest 6, kill the example and run again. 7, the fio in the guest should continue run without errors. Jin Yu (9): vhost: add the inflight description vhost: add packed ring vhost: add the inflight structure vhost: add two new messages to su

[dpdk-dev] [PATCH v10 9/9] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support --- examples

[dpdk-dev] [PATCH v10 8/9] vhost: add vring functions packed ring support

This patch add packed ring support in two APIs so user can get the packed ring`. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 68 +--- 1 file changed, 49 insertions(+), 19

[dpdk-dev] [PATCH v10 7/9] vhost: add APIs for user getting inflight ring

This patch introduces two APIs. one is for getting inflgiht ring and the other is for getting base. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 40 + lib/librte_vhost

[dpdk-dev] [PATCH v10 5/9] vhost: checkout the resubmit inflight information

This patch shows how to checkout the inflight ring and construct the resubmit information also include destroying resubmit info. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 19 +++ lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v10 2/9] vhost: add packed ring

This patch add the packed ring in the rte_vhost_vring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- lib/librte_vhost/rte_vhost.h | 15 --- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a

[dpdk-dev] [PATCH v10 3/9] vhost: add the inflight structure

This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 43 1 file changed, 43 insertions(+) diff --git

[dpdk-dev] [PATCH v10 6/9] vhost: add the APIs to operate inflight ring

This patch introduces three APIs to operate the inflight ring. Three APIs are set, set last and clear. It includes split and packed ring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 116

[dpdk-dev] [PATCH v10 4/9] vhost: add two new messages to support a shared buffer

This patch introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.h | 7

[dpdk-dev] [PATCH v10 1/9] vhost: add the inflight description

This patch add the inflight message description and the inflight share fd protocol feature flag. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- v1 - specify the APIs are split-ring only v2 - fix APIs and judge split

[dpdk-dev] [PATCH v10 0/9] vhost: support inflight share memory protocol feature

t-user-blk-pci. eg: -chardev socket,id=spdk_vhost_blk0,reconnect=1,path=\ -device vhost-user-blk-pci,ring_packed=on,chardev=spdk_vhost_blk0,num-queues=1\ 5, run fio in the guest 6, kill the example and run again. 7, the fio in the guest should continue run without errors. Jin Y

[dpdk-dev] [PATCH v9 08/10] vhost: add vring functions packed ring support

This patch add packed ring support in two APIs so user can get the packed ring`. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 68 +--- 1 file changed, 49 insertions(+), 19

[dpdk-dev] [PATCH v9 07/10] vhost: add APIs for user getting inflight ring

This patch introduces two APIs. one is for getting inflgiht ring and the other is for getting base. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 40 + lib/librte_vhost

[dpdk-dev] [PATCH v9 06/10] vhost: add the APIs to operate inflight ring

This patch introduces three APIs to operate the inflight ring. Three APIs are set, set last and clear. It includes split and packed ring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 116

[dpdk-dev] [PATCH v9 10/10] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support --- examples

[dpdk-dev] [PATCH v9 09/10] vhost: add an API for judging vq format

This patch introduces an API for getting virtqueue format. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 13 + lib/librte_vhost/rte_vhost_version.map | 1 + lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v9 05/10] vhost: checkout the resubmit inflight information

This patch shows how to checkout the inflight ring and construct the resubmit information also include destroying resubmit info. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 19 +++ lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v9 02/10] vhost: add packed ring

This patch add the packed ring in the rte_vhost_vring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- lib/librte_vhost/rte_vhost.h | 15 --- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a

[dpdk-dev] [PATCH v9 00/10] vhost: support inflight share memory protocol feature

t-user-blk-pci. eg: -chardev socket,id=spdk_vhost_blk0,reconnect=1,path=\ -device vhost-user-blk-pci,ring_packed=on,chardev=spdk_vhost_blk0,num-queues=1\ 5, run fio in the guest 6, kill the example and run again. 7, the fio in the guest should continue run without error

[dpdk-dev] [PATCH v9 03/10] vhost: add the inflight structure

This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 43 1 file changed, 43 insertions(+) diff --git

[dpdk-dev] [PATCH v9 01/10] vhost: add the inflight description

This patch add the inflight message description and the inflight share fd protocol feature flag. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- v1 - specify the APIs are split-ring only v2 - fix APIs and judge split

[dpdk-dev] [PATCH v9 04/10] vhost: add two new messages to support a shared buffer

This patch introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.h | 7

[dpdk-dev] [PATCH v8 07/10] vhost: add APIs for user getting inflight ring

This patch introduces two APIs. one is for getting inflgiht ring and the other is for getting base. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 40 + lib/librte_vhost

[dpdk-dev] [PATCH v8 06/10] vhost: add the APIs to operate inflight ring

This patch introduces three APIs to operate the inflight ring. Three APIs are set, set last and clear. It includes split and packed ring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 116

[dpdk-dev] [PATCH v8 08/10] vhost: add vring functions packed ring support

This patch add packed ring support in two APIs so user can get the packed ring`. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 68 +--- 1 file changed, 49 insertions(+), 19

[dpdk-dev] [PATCH v8 10/10] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so it can show how these APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support --- examples

[dpdk-dev] [PATCH v8 05/10] vhost: checkout the resubmit inflight information

This patch shows how to checkout the inflight ring and construct the resubmit information also include destroying resubmit info. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 19 +++ lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v8 09/10] vhost: add an API for judging vq format

This patch introduces an API for getting virtqueue format. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 13 + lib/librte_vhost/rte_vhost_version.map | 1 + lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v8 02/10] vhost: add packed ring

This patch add the packed ring in the rte_vhost_vring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- lib/librte_vhost/rte_vhost.h | 15 --- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a

[dpdk-dev] [PATCH v8 04/10] vhost: add two new messages to support a shared buffer

This patch introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.h | 7

[dpdk-dev] [PATCH v8 00/10] vhost: support inflight share memory protocol feature

t-user-blk-pci. eg: -chardev socket,id=spdk_vhost_blk0,reconnect=1,path=\ -device vhost-user-blk-pci,ring_packed=on,chardev=spdk_vhost_blk0,num-queues=1\ 5, run fio in the guest 6, kill the example and run again. 7, the fio in the guest should continue run without error

[dpdk-dev] [PATCH v8 03/10] vhost: add the inflight structure

This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 43 1 file changed, 43 insertions(+) diff --git

[dpdk-dev] [PATCH v8 01/10] vhost: add the inflight description

This patch add the inflight message description and the inflight share fd protocol feature flag. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- v1 - specify the APIs are split-ring only v2 - fix APIs and judge split

[dpdk-dev] [PATCH v7 08/10] vhost: add vring functions packed ring support

This patch add packed ring support in two APIs so user can get the packed ring`. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.c | 68 +--- 1 file changed, 49 insertions(+), 19

[dpdk-dev] [PATCH v7 09/10] vhost: add an API for judging vq format

This patch introduces an API for getting virtqueue format. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 13 + lib/librte_vhost/rte_vhost_version.map | 1 + lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v7 10/10] vhost: add vhost-user-blk example which support inflight

A vhost-user-blk example that support inflight feature. It uses the new APIs that introduced in the first patch, so It can show how there APIs work to support inflight feature. Signed-off-by: Jin Yu --- V1 - add the case. V2 - add the rte_vhost prefix. V3 - add packed ring support --- examples

[dpdk-dev] [PATCH v7 07/10] vhost: add APIs for user getting inflight ring

This patch introduces two APIs. one is for getting inflgiht ring and the other is for getting base. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 40 + lib/librte_vhost

[dpdk-dev] [PATCH v7 06/10] vhost: add the APIs to operate inflight ring

This patch introduces three APIs to operate the inflight ring. Three APIs are set, set last and clear. It includes split and packed ring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 116

[dpdk-dev] [PATCH v7 03/10] vhost: add the inflight structure

This patch adds the inflight queue region structure include the split and packed. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 43 1 file changed, 43 insertions(+) diff --git

[dpdk-dev] [PATCH v7 04/10] vhost: add two new messages to support a shared buffer

This patch introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/vhost.h | 7

[dpdk-dev] [PATCH v7 00/10] vhost: support inflight share memory protocol feature

t-user-blk-pci. eg: -chardev socket,id=spdk_vhost_blk0,reconnect=1,path=\ -device vhost-user-blk-pci,ring_packed=on,chardev=spdk_vhost_blk0,num-queues=1\ 5, run fio in the guest 6, kill the example and run again. 7, the fio in the guest should continue run without error

[dpdk-dev] [PATCH v7 05/10] vhost: checkout the resubmit inflight information

This patch shows how to checkout the inflight ring and construct the resubmit information also include destroying resubmit info. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu --- lib/librte_vhost/rte_vhost.h | 19 +++ lib/librte_vhost/vhost.c

[dpdk-dev] [PATCH v7 02/10] vhost: add packed ring

This patch add the packed ring in the rte_vhost_vring. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- lib/librte_vhost/rte_vhost.h | 15 --- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a

[dpdk-dev] [PATCH v7 01/10] vhost: add the inflight description

This patch add the inflight message description and the inflight share fd protocol feature flag. Signed-off-by: Lin Li Signed-off-by: Xun Ni Signed-off-by: Yu Zhang Signed-off-by: Jin Yu Reviewed-by: Maxime Coquelin --- v1 - specify the APIs are split-ring only v2 - fix APIs and judge split