31 lines
1.1 KiB
Plaintext
31 lines
1.1 KiB
Plaintext
config BR2_PACKAGE_LIBURCU_ARCH_SUPPORTS
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bool
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default y
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depends on BR2_arm || BR2_armeb || BR2_aarch64 || BR2_aarch64_be || \
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BR2_i386 || BR2_mips || BR2_mips64 || BR2_mipsel || \
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BR2_mips64el || BR2_nios2 || BR2_powerpc || BR2_powerpc64 || \
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BR2_powerpc64le || BR2_riscv || BR2_sparc64 || BR2_s390x || BR2_x86_64
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depends on BR2_USE_MMU # fork() in test
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config BR2_PACKAGE_LIBURCU
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bool "liburcu"
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depends on BR2_PACKAGE_LIBURCU_ARCH_SUPPORTS
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depends on BR2_TOOLCHAIN_HAS_THREADS
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help
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Userspace implementation of the Read-Copy-Update (RCU)
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synchronization mechanism. This library is mainly used by
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the LTTng tracing infrastructure, but can be used for other
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purposes as well.
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On ARM, because of bug:
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854
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liburcu cannot be built using gcc 4.8.0, 4.8.1 or 4.8.2
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without the following bug fix:
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http://gcc.gnu.org/viewcvs/gcc?view=revision&revision=204665
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http://lttng.org/urcu
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comment "liburcu needs a toolchain w/ threads"
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depends on BR2_PACKAGE_LIBURCU_ARCH_SUPPORTS
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depends on !BR2_TOOLCHAIN_HAS_THREADS
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