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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2016-06-15 08:56:53 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2016-06-15 15:32:01 -0700 |
| commit | 570dd3c7424179b831decb655ea9dd1ecea38adc (patch) | |
| tree | ca84215275cf4aaf802fbf6ff66e5920bbfc46ad /init | |
| parent | 3a37f7275cda5ad25c1fe9be8f20c76c60d175fa (diff) | |
| download | linux-570dd3c7424179b831decb655ea9dd1ecea38adc.tar.gz linux-570dd3c7424179b831decb655ea9dd1ecea38adc.tar.xz | |
rcu: Disable TASKS_RCU for usermode Linux
Usermode Linux currently does not implement arch_irqs_disabled_flags(),
which results in a build failure in TASKS_RCU. Therefore, this commit
disables the TASKS_RCU Kconfig option in usermode Linux builds. The
usermode Linux maintainers expect to merge arch_irqs_disabled_flags()
into 4.8, at which point this commit may be reverted.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Jeff Dike <jdike@addtoit.com>
Acked-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'init')
| -rw-r--r-- | init/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig index f755a602d4a1..a068265fbcaf 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -517,6 +517,7 @@ config SRCU config TASKS_RCU bool default n + depends on !UML select SRCU help This option enables a task-based RCU implementation that uses |