lttng-tools requires SYS_ppoll and SYS_pselect6 which are not supported on riscv32. This has been confirmed by lttng-tools upstream. https://github.com/lttng/lttng-tools/pull/162
It's also turned off for riscv32 in meta-riscv. https://github.com/riscv/meta-riscv/blob/master/conf/layer.conf Signed-off-by: He Zhe <[email protected]> --- meta/recipes-kernel/lttng/lttng-platforms.inc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/meta/recipes-kernel/lttng/lttng-platforms.inc b/meta/recipes-kernel/lttng/lttng-platforms.inc index 933c65d85d..98b13b194c 100644 --- a/meta/recipes-kernel/lttng/lttng-platforms.inc +++ b/meta/recipes-kernel/lttng/lttng-platforms.inc @@ -15,3 +15,7 @@ LTTNGUST:arc = "" COMPATIBLE_HOST:arc:pn-lttng-ust = "null" +# Whether the platform supports lttng-tools +# lttng-tools requires SYS_ppoll and SYS_pselect6 which are not supported on riscv32. +# It's also turned off for riscv32 in meta-riscv. See https://github.com/riscv/meta-riscv/blob/master/conf/layer.conf +COMPATIBLE_HOST:qemuriscv32:pn-lttng-tools = "null" -- 2.25.1
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