5 Commits

Author SHA1 Message Date
Honnappa Nagarahalli
706d306ea3 rcu: add resource reclamation APIs
Add resource reclamation using defer queues to make it simple for
applications and libraries to integrate rte_rcu library.

Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Reviewed-by: Ola Liljedahl <ola.liljedahl@arm.com>
Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
2020-04-22 20:28:07 +02:00
Pavan Nikhilesh
da4eae278b build: add global libatomic dependency for 32-bit clang
Add libatomic as a global dependency when compiling for 32-bit using
clang. As we need libatomic for 64-bit atomic ops.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
2020-04-21 11:34:09 +02:00
Pavan Nikhilesh
acec04c4b2 build: disable experimental API check internally
Remove setting ALLOW_EXPERIMENTAL_API individually for each Makefile and
meson.build. Instead, enable ALLOW_EXPERIMENTAL_API flag across app, lib
and drivers.
This changes reduces the clutter across the project while still
maintaining the functionality of ALLOW_EXPERIMENTAL_API i.e. warning
external applications about experimental API usage.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: David Marchand <david.marchand@redhat.com>
2020-04-14 16:22:34 +02:00
Bruce Richardson
c649f0b4f5 build: add libatomic dependency for 32-bit clang
When compiling with clang on 32-bit platforms, we are missing copies
of 64-bit atomic functions. We can solve this by linking against
libatomic for the drivers and libs which need those atomic ops.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Luca Boccassi <bluca@debian.org>
2019-06-03 23:57:43 +02:00
Honnappa Nagarahalli
64994b56cf rcu: add RCU library supporting QSBR mechanism
Add RCU library supporting quiescent state based memory reclamation method.
This library helps identify the quiescent state of the reader threads so
that the writers can free the memory associated with the lock less data
structures.

Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Reviewed-by: Steve Capper <steve.capper@arm.com>
Reviewed-by: Gavin Hu <gavin.hu@arm.com>
Reviewed-by: Ola Liljedahl <ola.liljedahl@arm.com>
Acked-by: Paul E. McKenney <paulmck@linux.ibm.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Tested-by: Jerin Jacob <jerinj@marvell.com>
Tested-by: Ruifeng Wang <ruifeng.wang@arm.com>
Tested-by: Hemant Agrawal <hemant.agrawal@nxp.com>
2019-05-02 01:32:41 +02:00