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Diffstat (limited to 'meta/recipes-kernel/lttng/lttng-modules/0001-Kconfig-fix-dependency-issue-when-building-in-tree-w.patch')
| -rw-r--r-- | meta/recipes-kernel/lttng/lttng-modules/0001-Kconfig-fix-dependency-issue-when-building-in-tree-w.patch | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/meta/recipes-kernel/lttng/lttng-modules/0001-Kconfig-fix-dependency-issue-when-building-in-tree-w.patch b/meta/recipes-kernel/lttng/lttng-modules/0001-Kconfig-fix-dependency-issue-when-building-in-tree-w.patch deleted file mode 100644 index ae8bec45de..0000000000 --- a/meta/recipes-kernel/lttng/lttng-modules/0001-Kconfig-fix-dependency-issue-when-building-in-tree-w.patch +++ /dev/null @@ -1,54 +0,0 @@ -From ff4d1d7e85be94ef43709cd698f0ec9a12f247d1 Mon Sep 17 00:00:00 2001 -From: Beniamin Sandu <beniaminsandu@gmail.com> -Date: Thu, 13 Aug 2020 16:24:39 +0300 -Subject: [PATCH 01/10] Kconfig: fix dependency issue when building in-tree - without CONFIG_FTRACE - -When building in-tree, one could disable CONFIG_FTRACE from kernel -config which will leave CONFIG_TRACEPOINTS selected by LTTNG modules, -but generate a lot of linker errors like below because it leaves out -other stuff, e.g.: - -trace.c:(.text+0xd86b): undefined reference to `trace_event_buffer_reserve' -ld: trace.c:(.text+0xd8de): undefined reference to `trace_event_buffer_commit' -ld: trace.c:(.text+0xd926): undefined reference to `event_triggers_call' -ld: trace.c:(.text+0xd942): undefined reference to `trace_event_ignore_this_pid' -ld: net/mac80211/trace.o: in function `trace_event_raw_event_drv_tdls_cancel_channel_switch': - -It appears to be caused by the fact that TRACE_EVENT macros in the Linux -kernel depend on the Ftrace ring buffer as soon as CONFIG_TRACEPOINTS is -enabled. - -Steps to reproduce: - -- Get a clone of an upstream stable kernel and use scripts/built-in.sh on it - -- Configure a standard x86-64 build, enable built-in LTTNG but disable - CONFIG_FTRACE from Kernel Hacking-->Tracers using menuconfig - -- Build will fail at linking stage - -Upstream-Status: Backport - -Signed-off-by: Beniamin Sandu <beniaminsandu@gmail.com> -Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> ---- - Kconfig | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/Kconfig b/Kconfig -index acdab73..10eccff 100644 ---- a/Kconfig -+++ b/Kconfig -@@ -2,7 +2,7 @@ - - config LTTNG - tristate "LTTng support" -- select TRACEPOINTS -+ select TRACING - help - LTTng is an open source tracing framework for Linux. - --- -2.19.1 - |