ving the allocation after the check (as previously attempted),
use g_autoptr for automatic cleanup. This ensures the array is freed even
on early returns, and also removes the need for the explicit free at the
end of the function.
Signed-off-by: Li Zhijian
---
Cc: Daniel P. Berrangé
Cc: Ani Sinha
Ani
ving the GPtrArray allocation after the empty range check,
ensuring memory is only allocated when actually needed.
Signed-off-by: Li Zhijian
---
hw/acpi/aml-build.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index f8f93a9f66c8..cf19
Recently, we removed ipv6 restriction[0] from RDMA migration, add a
test for it.
[0]
https://lore.kernel.org/qemu-devel/20250326095224.9918-1-jinpu.w...@ionos.com/
Cc: Jack Wang
Cc: Michael R. Galaxy
Cc: Peter Xu
Cc: Yu Zhang
Reviewed-by: Jack Wang
Signed-off-by: Li Zhijian
---
V4
Recently, we removed ipv6 restriction[0] from RDMA migration, add a
test for it.
[0]
https://lore.kernel.org/qemu-devel/20250326095224.9918-1-jinpu.w...@ionos.com/
Cc: Jack Wang
Cc: Michael R. Galaxy
Cc: Peter Xu
Cc: Yu Zhang
Reviewed-by: Jack Wang
Signed-off-by: Li Zhijian
---
V3
an error state waiting migration to abort!
qemu-system-x86_64: failed to save SaveStateEntry with id(name): 2(ram): -1
qemu-system-x86_64: Channel error: Operation not permitted
Reported-by: Peter Xu
Signed-off-by: Li Zhijian
---
tests/qtest/migration/precopy-tests.c | 34
Recently, we removed ipv6 restriction[0] from RDMA migration, add a
test for it.
[0]
https://lore.kernel.org/qemu-devel/20250326095224.9918-1-jinpu.w...@ionos.com/
Cc: Jack Wang
Cc: Michael R. Galaxy
Cc: Peter Xu
Cc: Yu Zhang
Reviewed-by: Jack Wang
Signed-off-by: Li Zhijian
---
V2
Recently, we removed ipv6 restriction[0] from RDMA migration, add a
test for it.
[0]
https://lore.kernel.org/qemu-devel/20250326095224.9918-1-jinpu.w...@ionos.com/
Cc: Jack Wang
Cc: Michael R. Galaxy
Cc: Peter Xu
Cc: Yu Zhang
Signed-off-by: Li Zhijian
---
This test is added based on [1
Reverse the logical condition for HDM passthrough support in
pci_expander_bridge. This patch ensures the HDM passthrough condition
is evaluated only when hdm_for_passthrough is set to true, aligning
behavior with intended semantics and comments.
Signed-off-by: Li Zhijian
---
This change
er.sh clean' to revert the 'setup'
# End of rdma tests
Cc: Philippe Mathieu-Daudé
Cc: Stefan Hajnoczi
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
Hi Fabiano,
Please replace this patch in your new PR.
---
V6:
- make scripts/rdma-migration-helper.sh rubost, including
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V3:
squash previous 2nd, 3th, 4th into one patch
---
migration/ram.c | 34 +++---
migration/rdma.c | 7 ++-
migration/rdma.h | 3 +--
3 files changed, 10 insertions(+), 34 deletions(-)
diff --git a/migrati
Since we have disabled RDMA + postcopy, it's safe to remove
the migration_in_postcopy() that follows the migrate_rdma().
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V3:
reorder: 7th->4th
---
migration/rdma.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff
lling control error
RDMA migration implemented its own protocol/method to send pages to
destination side, hand over to RDMA first to prevent pages being saved by
other protocol.
Fixes: bc38dc2f5f3 ("migration: refactor ram_save_target_page functions")
Reviewed-by: Peter Xu
Signed-off
It's believed that RDMA + postcopy-ram has been broken for a while.
Rather than spending time re-enabling it, let's simply disable it as a
trade-off.
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V3:
- collect Reviewed tag
- reoder: 6th -> 3th
---
migration/options.c | 4
/x86_64/migration/precopy/rdma/plain # SKIP No rdma link available
# End of rdma tests
Note: Remove the newly added RXE link by executing 'modprobe -r rdma_rxe'
or by specifying 'clean' within this script.
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V5:
check comman
to prevent recently added code from being deleted
again.
- collect Reviewed tags from Peter
Changes since V1[0]:
Add some saparate patches to refactor and cleanup based on V1
[0]
https://lore.kernel.org/qemu-devel/20250218074345.638203-1-lizhij...@fujitsu.com/
Li Zhijian (6):
migration: Prio
transport.
For scenario D2, ensure compatibility within migrate_caps_check().
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V4:
- Remove Reviewed-tag and cover above D2 scenario
V3:
- collect Reviewed tag
- reorder: 5th -> 2nd
---
migration/migr
It's believed that RDMA + postcopy-ram has been broken for a while.
Rather than spending time re-enabling it, let's simply disable it as a
trade-off.
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V3:
- collect Reviewed tag
- reoder: 6th -> 3th
---
migration/options.c | 4
nnels and capabilities vs transport.
For scenario D2, ensure compatibility within migrate_caps_check().
Signed-off-by: Li Zhijian
---
V4:
- Remove Reviewed-tag and cover above D2 scenario
V3:
- collect Reviewed tag
- reorder: 5th -> 2nd
---
migration/migr
r and cleanup based on V1
[0]
https://lore.kernel.org/qemu-devel/20250218074345.638203-1-lizhij...@fujitsu.com/
Li Zhijian (6):
migration: Prioritize RDMA in ram_save_target_page()
migration: check RDMA and capabilities are compatible on both sides
migration: disable RDMA + postcopy-ram
Since we have disabled RDMA + postcopy, it's safe to remove
the migration_in_postcopy() that follows the migrate_rdma().
Signed-off-by: Li Zhijian
---
V3:
reorder: 7th->4th
---
migration/rdma.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/migration/
test with root privilege
# End of rdma tests
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
MAINTAINERS | 1 +
scripts/rdma-migration-helper.sh | 41 +
tests/qtest/migration/precopy-tests.c | 64 +++
3 files changed,
P.
Signed-off-by: Li Zhijian
---
V3:
squash previous 2nd, 3th, 4th into one patch
---
migration/ram.c | 34 +++---
migration/rdma.c | 7 ++-
migration/rdma.h | 3 +--
3 files changed, 10 insertions(+), 34 deletions(-)
diff --git a/migration/ram.c b/migration/r
lling control error
RDMA migration implemented its own protocol/method to send pages to
destination side, hand over to RDMA first to prevent pages being saved by
other protocol.
Fixes: bc38dc2f5f3 ("migration: refactor ram_save_target_page functions")
Reviewed-by: Peter Xu
Signed-off
Since we have disabled RDMA + postcopy, it's safe to remove
the migration_in_postcopy() that follows the migrate_rdma().
Signed-off-by: Li Zhijian
---
V3:
reorder: 7th->4th
---
migration/rdma.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/migration/
lling control error
RDMA migration implemented its own protocol/method to send pages to
destination side, hand over to RDMA first to prevent pages being saved by
other protocol.
Fixes: bc38dc2f5f3 ("migration: refactor ram_save_target_page functions")
Reviewed-by: Peter Xu
Signed-off
-off-by: Li Zhijian
---
V3:
- collect Reviewed tag
- reorder: 5th -> 2nd
---
migration/migration.c | 36 ++--
1 file changed, 26 insertions(+), 10 deletions(-)
diff --git a/migration/migration.c b/migration/migration.c
index c597aa707e5..2eacae25e0e 100
test with root privilege
# End of rdma tests
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
MAINTAINERS | 1 +
scripts/rdma-migration-helper.sh | 41 +
tests/qtest/migration/precopy-tests.c | 64 +++
3 files changed,
P.
Signed-off-by: Li Zhijian
---
V3:
squash previous 2nd, 3th, 4th into one patch
---
migration/ram.c | 34 +++---
migration/rdma.c | 7 ++-
migration/rdma.h | 3 +--
3 files changed, 10 insertions(+), 34 deletions(-)
diff --git a/migration/ram.c b/migration/r
ng deleted
again.
- collect Reviewed tags from Peter
Changes since V1[0]:
Add some saparate patches to refactor and cleanup based on V1
[0]
https://lore.kernel.org/qemu-devel/20250218074345.638203-1-lizhij...@fujitsu.com/
Li Zhijian (6):
migration: Prioritize RDMA in ram_save_target_page()
migr
It's believed that RDMA + postcopy-ram has been broken for a while.
Rather than spending time re-enabling it, let's simply disable it as a
trade-off.
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V3:
- collect Reviewed tag
- reoder: 6th -> 3th
---
migration/migration.
- It fix the RDMA migration broken issue
- disable RDMA + postcopy
- some cleanups
- Add a qtest for RDMA at last
Changs since V1[0]:
Add some saparate patches to refactor and cleanup based on V1
[0]
https://lore.kernel.org/qemu-devel/20250218074345.638203-1-lizhij...@fujitsu.com/
Li Zhijian
lling control error
RDMA migration implemented its own protocol/method to send pages to
destination side, hand over to RDMA first to prevent pages being saved by
other protocol.
Fixes: bc38dc2f5f3 ("migration: refactor ram_save_target_page functions")
Signed-off-by: Li Zhijian
---
migr
Similar to migration_channels_and_transport_compatible(), introduce a
new helper migration_capabilities_and_transport_compatible() to check if
the capabilites is compatible with the transport.
Currently, only move the capabilities vs RDMA transport to this
function.
Signed-off-by: Li Zhijian
qemu_rdma_save_page() no longer returns RAM_SAVE_CONTROL_NOT_SUPP
since commit a4832d299dd ("migration/rdma: Check sooner if we are in postcopy
for save_page()")
Signed-off-by: Li Zhijian
---
migration/rdma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a
test with root privilege
# End of rdma tests
Signed-off-by: Li Zhijian
---
MAINTAINERS | 1 +
scripts/rdma-migration-helper.sh | 41 +
tests/qtest/migration/precopy-tests.c | 64 +++
3 files changed, 106 insertions(+)
cre
Refactor the page saving logic by integrating the control_save_page()
function directly into ram_save_target_page(). This change consolidates the
RDMA migration decision-making process into a single function, enhancing
clarity and maintainability.
Signed-off-by: Li Zhijian
---
migration/ram.c
() now takes responsibility for
determining whether RDMA operations can proceed, based on the state of
migration.
Signed-off-by: Li Zhijian
---
migration/ram.c | 19 ++-
migration/rdma.c | 4 +---
migration/rdma.h | 3 +--
3 files changed, 12 insertions(+), 14 deletions(-)
diff
Since we have disabled RDMA + postcopy, it's safe to remove
the migration_in_postcopy() that follows the migration_rdma().
Signed-off-by: Li Zhijian
---
migration/ram.c | 2 +-
migration/rdma.c | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/migration/ra
It's believed that RDMA + postcopy-ram has been broken for a while.
Rather than spending time re-enabling it, let's simply disable it as a
trade-off.
Signed-off-by: Li Zhijian
---
migration/migration.c | 4
1 file changed, 4 insertions(+)
diff --git a/migration/migration.c b
uce a scripts/rdma-migration-helper.sh to
- setup a new RXE if it's root
- detect existing RoCE link
to make the qtest work smoothly.
Test will be skip if there is no available RoCE link.
# Start of rdma tests
# Running /x86_64/migration/precopy/rdma/plain
ok 1 /x86_64/migration/precopy/rdma
lling control error
RDMA migration implemented its own protocol/method to send pages to
destination side, hand over to RDMA first to prevent pages being saved by
other protocol.
Fixes: bc38dc2f5f3 ("migration: refactor ram_save_target_page functions")
Signed-off-by: Li Zhijian
---
migr
This qtest requirs there is RXE link in the host.
Here is an example to show how to add this RXE link:
$ ./new-rdma-link.sh
192.168.22.93
Signed-off-by: Li Zhijian
---
The RDMA migration was broken again...due to lack of sufficient test/qtest.
It's urgly to add and execute a scri
msix_uninit_exclusive_bar() should be paired with msix_init_exclusive_bar()
Ensure proper resource cleanup by adding the missing
`msix_uninit_exclusive_bar()` call for the Type3 CXL device.
Signed-off-by: Li Zhijian
---
hw/mem/cxl_type3.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a
failure scenarios as successful and
potentially leading to redundant cleanup operations in ct3_exit().
Signed-off-by: Li Zhijian
---
hw/mem/cxl_type3.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/mem/cxl_type3.c b/hw/mem/cxl_type3.c
index 9eb3d0979cf5..c3b6a1d6a612
Address a memory leak issue by ensuring `regs->special_ops` is freed when
`msix_init_exclusive_bar()` encounters an error during CXL Type3 device
initialization.
Additionally, this patch renames err_address_space_free to err_msix_uninit
for better clarity and logical flow
Signed-off-by:
b0bfad2b ("hw/cxl/mbox: Wire up interrupts for background
completion")
Signed-off-by: Li Zhijian
---
V3:
Just increate the device's msix number, A new enumeration will be introduced
in later patch. # Jonathan
V2:
Just increase msix number and add enum to maintainer their v
device privately; other endpoints should refrain from
using it, despite its public accessibility to all of them.
Signed-off-by: Li Zhijian
---
V3: new patch to introduce a T3 specific enumeration # Jonathan
---
hw/cxl/cxl-device-utils.c | 12 +---
hw/cxl/switch-mailbox-cci.c | 4
X MSIX number
Fixes: 43efb0bfad2b ("hw/cxl/mbox: Wire up interrupts for background
completion")
Signed-off-by: Li Zhijian
---
V2: just increase msix number and add enum to maintainer their values #
Jonathan
---
hw/cxl/cxl-device-utils.c | 6 ++
hw/mem/cxl_type3.c | 10 +++
r function to dynamically request an available MSIX number.
Fixes: 43efb0bfad2b ("hw/cxl/mbox: Wire up interrupts for background
completion")
Signed-off-by: Li Zhijian
---
hw/cxl/cxl-device-utils.c | 3 ++-
hw/mem/cxl_type3.c | 15 ++-
include/hw/cxl/cxl_device.h |
There is no user for this member. All '-M cxl-fmw.N' options have
been parsed and saved to CXLState.fixed_windows.
Signed-off-by: Li Zhijian
---
hw/cxl/cxl-host.c| 1 -
include/hw/cxl/cxl.h | 1 -
2 files changed, 2 deletions(-)
diff --git a/hw/cxl/cxl-host.c b/hw/cxl/cxl-ho
Make the code more tight.
Suggested-by: Michael Tokarev
Reviewed-by: Peter Xu
Reviewed-by: Zhang Chen
Signed-off-by: Li Zhijian
---
V2: Collected reviewed-by tags
This change/comment suggested by "Michael Tokarev " came
a bit late at that time, let's update it together in these
Rosas
Reviewed-by: Peter Xu
Reviewed-by: Zhang Chen
Signed-off-by: Li Zhijian
---
V2: Fix compilation failed, reported by Fabiano Rosas
Collected reviewed-by tags
---
include/migration/colo.h | 2 +-
migration/colo-stubs.c | 3 +--
migration/colo.c | 9 ++---
migration
- Explicitly show the missing module name: replication
- Fix capability name to x-colo
Reviewed-by: Peter Xu
Reviewed-by: Zhang Chen
Signed-off-by: Li Zhijian
---
V2: Collected reviewed-by tags
---
migration/migration.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a
: Li Zhijian
---
migration/colo.c | 9 ++---
migration/migration.c | 6 +++---
2 files changed, 5 insertions(+), 10 deletions(-)
diff --git a/migration/colo.c b/migration/colo.c
index 5600a43d78..991806c06a 100644
--- a/migration/colo.c
+++ b/migration/colo.c
@@ -929,16 +929,13 @@ out
Make the code more tight.
Cc: Michael Tokarev
Signed-off-by: Li Zhijian
---
This change/comment suggested by "Michael Tokarev " came
a bit late at that time, let's update it together in these minor set
this time.
---
migration/colo.c | 3 +--
1 file changed, 1 insertion(
- Explicitly show the missing module name: replication
- Fix capability name to x-colo
Signed-off-by: Li Zhijian
---
migration/migration.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/migration/migration.c b/migration/migration.c
index 6502e169a3..b4a09c561c 100644
It seems that this error does not need to be propagated to the upper,
directly output the error to avoid the leaks
Closes: https://gitlab.com/qemu-project/qemu/-/issues/2283
Signed-off-by: Li Zhijian
---
backends/cryptodev-builtin.c | 9 +
1 file changed, 5 insertions(+), 4 deletions
/-/issues/2277
Fixes: 2b3912f135 ("block: Mark bdrv_first_blk() and bdrv_is_root_node()
GRAPH_RDLOCK")
Signed-off-by: Li Zhijian
---
V2: fix missing bql_unlock() in error path.
---
migration/colo.c | 18 ++
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a
/-/issues/2277
Fixes: 2b3912f135 ("block: Mark bdrv_first_blk() and bdrv_is_root_node()
GRAPH_RDLOCK")
Signed-off-by: Li Zhijian
---
migration/colo.c | 17 +
1 file changed, 9 insertions(+), 8 deletions(-)
diff --git a/migration/colo.c b/migration/colo.c
index 84632a603e..
registers could be changed by the firmware or OS, let them have
their initial value in reboot so that the OS can read their clean status.
Fixes: e1706ea83da0 ("hw/cxl/device: Add a memory device (8.2.8.5)")
Signed-off-by: Li Zhijian
---
root_port, usp and dsp have the same issue, if this p
It helps to figure out where the first dvsec register is located. In
addition, replace offset and size hardcore with existing macros.
Signed-off-by: Li Zhijian
---
hw/mem/cxl_type3.c | 19 +--
1 file changed, 13 insertions(+), 6 deletions(-)
diff --git a/hw/mem/cxl_type3.c b/hw
ult) value in reboot so that the OS can read its clean status.
Signed-off-by: Li Zhijian
---
hw/mem/cxl_type3.c | 14 +-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/hw/mem/cxl_type3.c b/hw/mem/cxl_type3.c
index ad2fe7d463fb..3fe136053390 100644
--- a/hw/mem/cxl_typ
...@fujitsu.com
[2]
https://lore.kernel.org/r/cahecvy7hxswn4ow_kog+q+tn6f_kmeichevz1qgm-fbxbpp...@mail.gmail.com
CC: Peter Xu
CC: Philippe Mathieu-Daudé
CC: Fabiano Rosas
CC: Thomas Huth
CC: Daniel P. Berrangé
CC: Yu Zhang
Signed-off-by: Li Zhijian
---
docs/about/deprecated.rst | 15
ned-off-by: Li Zhijian
---
V2: change the source side since cache_mem_ops.{read,write}() will use
cxl_cstate.
---
hw/cxl/cxl-component-utils.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
index f3bbf0fd131..6214dcdc
a NULL parameter is enough for a NULL MemoryRegionOps
Signed-off-by: Li Zhijian
---
hw/cxl/cxl-component-utils.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
index 6214dcdcc12..010ed82edab 100644
--- a/hw/cxl/cxl
: Introduce CXL components (8.1.x, 8.2.5)")
Signed-off-by: Li Zhijian
---
hw/cxl/cxl-component-utils.c | 6 ++
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
index f3bbf0fd131..f27a9d3cf60 100644
--- a/hw/cxl/
flush once each full round of memory")
CC: Fabiano Rosas
Signed-off-by: Li Zhijian
---
V2: put that check at the entry of migrate_multifd_flush_after_each_section() #
Peter
---
migration/options.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/migration/options.c b
known control message QEMU FILE
Reviewed-by: Fabiano Rosas
Reviewed-by: Peter Xu
Signed-off-by: Li Zhijian
---
V2: add reviewed-by tags
---
migration/rdma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/migration/rdma.c b/migration/rdma.c
index a2a3db35b1..3073d9953c 100644
From: Li Zhijian
Previously, we got a confusion error that complains
the RDMAControlHeader.repeat:
qemu-system-x86_64: rdma: Too many requests in this message
(3638950032).Bailing.
Actually, it's caused by an unexpected RDMAControlHeader.type.
After this patch, error will become:
qemu-s
From: Li Zhijian
Destination will fail with:
qemu-system-x86_64: rdma: Too many requests in this message
(3638950032).Bailing.
migrate with RDMA is different from tcp. RDMA has its own control
message, and all traffic between RDMA_CONTROL_REGISTER_REQUEST and
RDMA_CONTROL_REGISTER_FINISHED
Allocate targets and targets[n] resources when all sanity checks are
passed to avoid memory leaks.
Suggested-by: Philippe Mathieu-Daudé
Signed-off-by: Li Zhijian
---
V3: allocte further resource when we can't fail # Philippe
V2: Delete unnecesarry check
---
hw/cxl/cxl-host.c
Only 'fw' pointer is marked as g_autofree, so we shoud free other
resource manually in error path.
Signed-off-by: Li Zhijian
---
V2: Delete unnecesarry check
---
hw/cxl/cxl-host.c | 10 --
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/hw/cxl/cxl-host.c b/
Only 'fw' pointer is marked as g_autofree, so we shoud free other
resource manually in error path.
Signed-off-by: Li Zhijian
---
hw/cxl/cxl-host.c | 10 --
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/hw/cxl/cxl-host.c b/hw/cxl/cxl-host.c
index 034c7805b3e..d
The 'Notes:' in this document mentioned CFMW{0-2}, but the figure missed
CFMW2.
Signed-off-by: Li Zhijian
---
I'm totally new to CXL, so i have little confidence to this change :)
---
docs/system/devices/cxl.rst | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --gi
Using the same style except the 'Topo' abbreviation.
Signed-off-by: Li Zhijian
---
I'm not a native speaker, feel free to correct me.
---
docs/system/devices/cxl.rst | 8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/docs/system/devices/cxl.rst b/docs
Fujitsu's mail service has migrated to O365 months ago, the
lizhij...@cn.fujitsu.com address will stop working on 2022-06-01,
change it to my new email address lizhij...@fujitsu.com.
Signed-off-by: Li Zhijian
---
MAINTAINERS | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --
pendent send completion queue to distinguish
ibv_post_send completion queue from the original mixed completion queue.
It helps us to poll the specific CQE we are really interested in.
Signed-off-by: Li Zhijian
---
V4: amend log messages # Dave
V3: rebase code, and combine
pendent send completion queue to distinguish
ibv_post_send completion queue from the original mixed completion queue.
It helps us to poll the specific CQE we are really interested in.
Signed-off-by: Li Zhijian
---
V3: rebase code, and combine 2/2 to 1/2
V2: Introduce send completion queue
---
mig
on 2021/9/14 21:19, Peter Maydell wrote:
On Tue, 14 Sept 2021 at 12:56, Juan Quintela wrote:
The following changes since commit c6f5e042d89e79206cd1ce5525d3df219f13c3cc:
Merge remote-tracking branch
'remotes/pmaydell/tags/pull-target-arm-20210913-3' into staging (2021-09-13
21:06:15 +01
on 2021/9/10 20:55, Philippe Mathieu-Daudé wrote:
BTW: Does QEMU provide any mean to set http(s)_proxy to building vm ?
Currently, i have to
hack the code like:
-self.ssh_root_check("pkg install -y %s\n" % " ".join(self.pkgs))
+self.ssh_root_check("setenv HTTP_PROXY http://myp
]: http://pmem.io/rpma/manpages/v0.9.0/rpma_mr_reg.3
CC: Marcel Apfelbaum
Signed-off-by: Li Zhijian
Reviewed-by: Marcel Apfelbaum
---
V2: add ODP sanity check and remove goto
---
migration/rdma.c | 73 ++
migration/trace-events | 1 +
2 files changed
in some modern HCA hardware/drivers.
For the (2), IB provides advise API to prefetch pages in specific memory
region. It can help driver reduce the page fault on responder(destination)
side during RDMA_WRITE.
V3: fix FreeBSD compling error
Li Zhijian (2):
migration/rdma: Try to register On
the responder does page fault as little as possible.
Signed-off-by: Li Zhijian
Reviewed-by: Marcel Apfelbaum
---
V3: Fix FreeBSD compiling errors
V2: use IBV_ADVISE_MR_FLAG_FLUSH instead of IB_UVERBS_ADVISE_MR_FLAG_FLUSH
and add Reviewed-by tag. # Marcel
---
meson.build| 6
on 2021/9/9 21:42, Peter Maydell wrote:
On Thu, 9 Sept 2021 at 11:36, Juan Quintela wrote:
Fails to build, FreeBSD:
../src/migration/rdma.c:1146:23: error: use of undeclared identifier
'IBV_ADVISE_MR_ADVICE_PREFETCH_WRITE'
int advice = wr ? IBV_ADVISE_MR_ADVICE_PREFETCH_WRITE :
]: http://pmem.io/rpma/manpages/v0.9.0/rpma_mr_reg.3
CC: Marcel Apfelbaum
Signed-off-by: Li Zhijian
---
V2: add ODP sanity check and remove goto
---
migration/rdma.c | 73 ++
migration/trace-events | 1 +
2 files changed, 54 insertions(+), 20 deletions
the responder does page fault as little as possible.
Signed-off-by: Li Zhijian
Reviewed-by: Marcel Apfelbaum
---
V2: use IBV_ADVISE_MR_FLAG_FLUSH instead of IB_UVERBS_ADVISE_MR_FLAG_FLUSH
and add Reviewed-by tag. # Marcel
---
migration/rdma.c | 40
in some modern HCA hardware/drivers.
For the (2), IB provides advise API to prefetch pages in specific memory
region. It can help driver reduce the page fault on responder(destination)
side during RDMA_WRITE.
CC: marcel.apfelb...@gmail.com
Li Zhijian (2):
migration/rdma: Try to register On
ping
Any body could help to review/queue this patch ?
On 2021/6/29 22:05, Igor Mammedov wrote:
On Thu, 24 Jun 2021 19:04:15 +0800
Li Zhijian wrote:
Signed-off-by: Li Zhijian
Reviewed-by: Igor Mammedov
---
hw/acpi/nvdimm.c | 12 ++--
1 file changed, 6 insertions(+), 6
=0x563b4c44bb80) at
../util/qemu-thread-posix.c:541
#5 0x7f7fe9b5b3f9 in ?? ()
#6 0x in ?? ()
It's enough to check migrate_multifd_is_allowed() in multifd cleanup() and
multifd setup() though there are so many other places using
migrate_use_multifd().
Signed-off-by: Li Zh
And change the default to true so that in '-incoming defer' case, user is able
to change multifd capability.
Signed-off-by: Li Zhijian
---
migration/migration.c | 8
migration/multifd.c | 2 +-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/migration/mig
the responder does page fault as little as possible.
Signed-off-by: Li Zhijian
---
migration/rdma.c | 40
migration/trace-events | 1 +
2 files changed, 41 insertions(+)
diff --git a/migration/rdma.c b/migration/rdma.c
index 8784b5f22a6
some modern HCA hardware/drivers.
For the (2), IB provides advise API to prefetch pages in specific memory
region. It can help driver reduce the page fault on responder(destination)
side during RDMA_WRITE.
Li Zhijian (2):
migration/rdma: Try to register On-Demand Paging memory region
migration
]: http://pmem.io/rpma/manpages/v0.9.0/rpma_mr_reg.3
Signed-off-by: Li Zhijian
---
migration/rdma.c | 27 ++-
migration/trace-events | 1 +
2 files changed, 19 insertions(+), 9 deletions(-)
diff --git a/migration/rdma.c b/migration/rdma.c
index 5c2d113aa94..8784b5f22a6
=0x563b4c44bb80) at
../util/qemu-thread-posix.c:541
#5 0x7f7fe9b5b3f9 in ?? ()
#6 0x in ?? ()
It's enough to check migrate_multifd_is_allowed() in multifd cleanup() and
multifd setup() though there are so many other places using
migrate_use_multifd().
Signed-off-by: Li Zh
And change the default to true so that '-incoming defer' can enable
multifd first.
Signed-off-by: Li Zhijian
---
migration/migration.c | 8
migration/multifd.c | 2 +-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/migration/migration.c b/migration/migrati
t /lib64/libc.so.6 '
Signed-off-by: Li Zhijian
---
migration/rdma.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/migration/rdma.c b/migration/rdma.c
index b6cc4bef4a8..0f22b8227c0 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -1143,6 +1143,7 @@ static int qemu_rdma_reg_who
i have to apply below extra changes
From a8d027d3dfe70fb33363ad5934e163999fc29eec Mon Sep 17 00:00:00 2001
From: Li Zhijian
Date: Thu, 8 Jul 2021 17:52:40 +0800
Subject: [PATCH] fix libpmem configuration
Signed-off-by: Li Zhijian
---
configure | 2 +-
1 file changed, 1 insertion(+), 1
Signed-off-by: Li Zhijian
---
migration/rdma.c | 2 +-
softmmu/cpus.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/migration/rdma.c b/migration/rdma.c
index 7fb9646f6ef..e99e2e16a73 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -1133,7 +1133,7 @@ static int
evice path
/sys/class/infiniband_verbs/uverbs2, infiniband class device path
/sys/class/infiniband/rxe_eth0, transport: (2) Ethernet
rdma_get_cm_event != EVENT_ESTABLISHED after rdma_connect: No space left on
device
Signed-off-by: Li Zhijian
---
migration/rdma.c | 4 ++--
1 file changed, 2 inser
Signed-off-by: Li Zhijian
---
hw/acpi/nvdimm.c | 12 ++--
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c
index e3d5fe19392..ff317263e85 100644
--- a/hw/acpi/nvdimm.c
+++ b/hw/acpi/nvdimm.c
@@ -355,10 +355,10
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